Articles

Kaluma - run JavaScript on the RP2040

Once intended as an animation tool for web browsers, JavaScript has had a fantastic career. Thanks to the browser wars, runtime performance improved consistently. As of now, JavaScript can be run on m...Read More

Oct 23, 2023

X7R vs. X7S DC-bias & TCC considerations

The most common MLCCs (multi-layer ceramic capacitors) in the industrial and automotive markets come with a TCC (temperature co-efficient of capacitance) known widely as X7R, where the ‘X’...Read More

Oct 19, 2023

The Secrets to Building Resilient Supply Chains for Electronic Components

  A unique combination of global economic factors is continuing to impact supply chains across varying sectors. The COVID-19 pandemic has changed how businesses operate for good, and the UK&rsquo...Read More

Oct 18, 2023

Ensuring Electrical Safety and System Reliability in Converters

Overview: This article discusses the concept of insulation coordination in electrical systems and its significance in ensuring electrical safety and system reliability. It explains the factors affecti...Read More

Oct 17, 2023

Alps Alpine - mechanical pushbuttons with memory

While various circuits that enable an on-off latch function are known, a simple electromechanical solution can be the best approach. Alps provides a variety of high-quality push buttons - in this tuto...Read More

Oct 11, 2023

The Essential Guide to AC-DC Power Adapters

AC-DC power adapters are ubiquitous in our modern lives. We use them to power our laptops, smartphones, tablets, and other electronic devices. But what exactly is an AC/DC power adapter and how does i...Read More

Oct 10, 2023

PicKit 5 / ICD5 – making sense of the new features

Microchip's MPLAB IDE and various value-added hardware devices constitute one of the finest ecosystems in the microcontroller space. Microchip recently did a lifecycle upgrade, adding valuable feature...Read More

Oct 10, 2023

RADXA / OKDO Rock 5B - a high-performance single-board computer

Advances in user-interface demands, easily seen in slot machines, show apparent demand for higher video performance. The OKDO Rock 5B can support up to three displays, making for a comfortable base fo...Read More

Oct 10, 2023

Bringing online the GigaDevice GD25 with an Arduino

GigaDevice is well known for its high-performance and sanction-proof microcontrollers. The company also provides various types of flash memory as standalone and SoC-integratable variants. In the follo...Read More

Oct 10, 2023

Optimizing Magnetic Component Design for High-Frequency Converters

Overview: This article discusses the challenges of designing magnetic components for high-frequency converters and the advantages of using planar magnetic components. Increasing the switching frequenc...Read More

Oct 6, 2023

Determining the Lifetime of Gallium Nitride Devices

This article provides information on the challenges in determining the lifetime of gallium nitride devices and the methods used to extract lifetime data. These methods include gate lifetime, switching...Read More

Sep 20, 2023

Photovoltaic Cells: Solar Energy Conversion using Semiconductors

Energy harvesting is the most environmentally friendly way to ensure electronic devices remain powered. Various hints and guidelines help achieve maximum efficiency when using solar cells or photovolt...Read More

Aug 31, 2023

Light-Emitting Diodes (LEDs): Working Principles and Applications

Few parts are as ubiquitous as light-emitting diodes: the lack of classic light bulbs means they get pressed into usage as indicators, even in basic electronics tutorials. This article looks at them i...Read More

Aug 31, 2023

MEMS accelerometers for convenience and positioning

Introduction.The dawn of the first-generation iPhone marked a pivotal moment in technology – it showcased the remarkable power of accelerometers. These sensors, abbreviated as MEMS (Micro Electr...Read More

Aug 30, 2023

Comparing Ceramic Capacitors vs. Electrolytic Capacitors

Introduction.In an era defined by Moore's law and escalating working frequencies, the intricacies of electronics design become ever more critical. The adoption of cutting-edge switching regulators amp...Read More

Aug 30, 2023

Understanding Current Imbalance in Power MOSFETs

The article discusses the impact of current imbalance on paralleled power semiconductor devices. It also describes the types of current imbalance that can occur, such as static and dynamic imbalance, ...Read More

Aug 25, 2023

Reviewing Gallium Nitride as a Power Semiconductor

Overview.The article provides a review of Gallium Nitride power devices, which are considered as potential game-changers in the power electronics industry. It discusses the advantages and challenges o...Read More

Aug 2, 2023

Murata DMS-20LCD-2-5-C –3.5 digit panel voltmeter

When you need to make a process with a voltage range of -20V to 20V user-observable, the addition of a panel meter can prove to be an affordable and efficient solution. Enter Murata, renowned for its ...Read More

Jul 31, 2023

EC25AFA-MINIPCIE – comfortable-to-use PCIe 4G module

Designing wireless modules demands a deep understanding of RF engineering, particularly as frequencies rise. However, with the EC25AFA-MINIPCIE, Quectel introduces a PCIe-based module that simplifies ...Read More

Jul 31, 2023

ESD8704MUTAG – ESD protection diode for USB 3.0

ESD protection is not only crucial for regulatory compliance but also for ensuring reliable system performance. The ESD8704MUTAG by ONSemi is a specialized ESD protection diode designed to safeguard v...Read More

Jul 31, 2023

Abracon ACAG0301-15752450-T – GPS and WiFi-Combi antenna

In the realm of Internet of Things (IoT) devices, the integration of WiFi and GPS functionalities has become increasingly prevalent. Abracon steps up to the plate with its ACAG0301-15752450-T chip ant...Read More

Jul 28, 2023

410-415 Analog Discovery 3 – Your portable USB test equipment

When you're on the go, having an affordable yet powerful mobile test equipment becomes a game-changer. The 410-415 Analog Discovery 3, often promoted as a USB oscilloscope, surprises with its multifun...Read More

Jul 28, 2023

11026945-00 – analog accelerometer by TE Connectivity

The advent of piezoelectric-based accelerometers revolutionized applications that previously couldn't accommodate classic mechanical units due to size or weight constraints. Among the notable pioneers...Read More

Jul 28, 2023

ABX00063 - Arduino Giga R1 Wifi Board

Bucking the trend of miniaturization, Arduino introduces the Giga R1 WiFi, a behemoth of a board based on the Due form factor. With an impressive 76 GPIO pins and substantial compute power, this board...Read More

Jul 28, 2023

B57364S0100M051 – NTC based inrush current limiter

In the realm of power electronics, managing transient phenomena, particularly during power-on states, is of paramount importance. Meet the B57364S0100M051, an NTC-based current limiter designed to tam...Read More

Jul 28, 2023

Vishay CNY70 – reflective optical sensor

Optoelectronics has become a go-to solution for distance sensing, where a combination of a light-emitting diode (LED) and a transistor can work wonders. The Vishay CNY70 takes center stage by seamless...Read More

Jul 28, 2023

SG90 – Compact yet Powerful Gas Discharge Tubes

Gas discharge tubes are crucial for safeguarding circuitry against harmful pulses. Littelfuse's SG90 offers an exceptionally compact solution without compromising on power handling capability. With it...Read More

Jul 11, 2023

MIC5821YN – A High-Current, Cascadable Output Shift Register

In process computer design, the availability of IO lines is often insufficient for the task at hand. While GPIO extenders can be helpful, they have limitations in terms of space usage and output curre...Read More

Jul 11, 2023

NCA9539PW and NCA9555PW – Feature-rich I2C GPIO Extenders with 16 Output Pins

Running out of GPIO pins on a microcontroller design can be a challenging situation, often requiring significant changes to the embedded software. However, I2C GPIO extenders offer a practical solutio...Read More

Jul 11, 2023

TTL-232RG-VREG3V3-WE – Versatile FTDI USB to Serial Converter with 3.3V Level Support

The FTDI FT232 USB to Serial converter is highly regarded for its broad driver support across various operating systems. The TTL-232RG series, featuring the TTL-232RG-VREG3V3-WE cable, offers a conven...Read More

Jul 11, 2023

Introducing 929505-3: AMP Junior Power Timer Connector Housings

TE Connectivity's Timer connector system is highly regarded for its performance and versatility. Among its offerings, the 929505-3 stands out as a two-row housing capable of accommodating up to eight ...Read More

Jul 11, 2023

4N25S: A Versatile and Affordable Optocoupler for Galvanic Isolation

Galvanic isolation is crucial in various applications to ensure separation between two signals. The 4N25S optocoupler offers an inexpensive solution to this challenge, with a fast rise time of 2 micro...Read More

Jul 5, 2023

RL822-3R3K-RC: A Classic Barrel Inductor

The RL822-3R3K-RC inductor is a well-known and widely used barrel inductor that was originally introduced by J.W. Miller and continues to be produced seamlessly after its acquisition by Bourns. This c...Read More

Jul 5, 2023

PIC16F88-I: A Classic PIC16 Microcontroller with a 10-bit ADC

Microchip's PIC16F84A microcontroller has left a significant impact on engineers as an accessible and powerful eight-bit microcontroller, serving as an entry point into microcontroller programming. Th...Read More

Jul 5, 2023

LM285D-1-2 – An Affordable Low-Power Voltage Reference

Generating reference voltages can be costly, but the LM285D-1-2 offers an affordable solution with its 1-2% initial tolerance. This low-power voltage reference provides a stable output voltage of 1.2 ...Read More

Jul 5, 2023

PR03000203303JAC00 – A Reliable Flameproof 330K Through-Hole Resistor

High-power metal film resistors play a crucial role in various applications, serving as ballasts or protective components against voltage spikes. Vishay's PR03000203303JAC00 is an exceptional resistor...Read More

Jul 5, 2023

FRDM-K64F – An Affordable Kinetis Development Board with Excellent Zephyr Support

The Embedded Open Source Summit showcased the rising popularity of Zephyr as a top-class real-time operating system, even finding use in ChromeBook's PMIC. The FRDM-K64F development board provides an ...Read More

Jul 5, 2023

ESP32-H2 – an ESP32 with a non-WiFi radio

The ESP32-H2 marks a significant expansion in Espressif's range of wireless microcontrollers, venturing beyond WiFi capabilities. This versatile module supports both Bluetooth 5 and IEEE 802.15.4 prot...Read More

Jun 6, 2023

LED1202QTR – a flexible driver for up to twelve 20mA LEDs

LED drivers typically require external power transistors. However, STMicroelectronics offers a cost-effective and programmable alternative with the LED1202QTR. This versatile driver can handle up to t...Read More

Jun 6, 2023

Taiyo Yuden JMK212AB7106KGHT versus KYOCERA AVX F380J106MMAAH2 - the battle of the Capacitors.

When it comes to selecting a 10 Microfarad capacitor, it's essential to consider factors beyond price alone. Capacitor chemistries play a significant role in determining their behaviour. In this artic...Read More

Jun 6, 2023

L78L05ACD13TR – affordable auxillary regulators with 100mA current capability

As switch mode regulators gain popularity, classic linear regulators continue to hold their ground in certain applications, particularly when strict EMC regulations or low power requirements are invol...Read More

Jun 6, 2023

Using the Raspberry Pi camera in combination with Azure intelligence

Running AI payloads locally can be costly and maintaining models can be challenging. Leveraging Microsoft Azure cognitive services offers an affordable and efficient approach to accessing high-quality...Read More

Jun 6, 2023

TSR 1-2450 – efficient drop-in replacement for LM78xx linear regulators

Linear regulators, such as the LM7805, offer affordable voltage regulation. However, their linear operation principle results in high losses and substantial heat dissipation. To address these limitati...Read More

May 25, 2023

BC847 NPN transistor – a surface-mount edition of the BC547

The BC547 is considered a jellybean part: an NPN transistor able to drive up to 100 mA of collector current, it is commonly used in analog and digital circuits. The BC847 is similar but provided in a ...Read More

May 24, 2023

NRF52-DK: Empowering Low-Power Design for Bluetooth LE Devices

The NRF52-DK development board offered by Nordic Semiconductor presents a powerful solution for designing Bluetooth Low Energy (LE) devices with a focus on energy efficiency. In this article, we delve...Read More

May 24, 2023

BULGIN PX0731/P Buccaneer – waterproof connectors

Waterproof connectors offer a significant advantage in system design by simplifying mechanical assembly, especially when connections need to be kept operational whilst underwater. BULGIN's Buccaneer s...Read More

May 24, 2023

STM32F103RCT6 vs GD32F103C8T6 – low end ARM microcontrollers at the centre of the micro-controller shortage

The STMicroelectronics STM32F103 is a widely used 32-bit microcontroller based on the ARM Cortex M3-Core architecture. However, shortages of the STM32F103RCT6 model during the semiconductor crisis hav...Read More

May 24, 2023

0460-202-16141 – A flexible mating pin for the TE connector range

Introduction  Deutsch’s DT series is a popular automotive connector produced by the TE connectivity brand. TE Connectivity acquired Deutsch but continues to manufacture the series in an unc...Read More

May 23, 2023

ATmega32 – eight-bit AVR microcontroller with wide popularity

In the realm of microcontrollers, eight-bit MCUs remain a viable choice despite the increasing affordability of 32-bit counterparts. Their architecture, specifically tailored for "learning or instruct...Read More

May 23, 2023

ADALM-PLUTO – Learn SDR basics without expensive test equipment.

Learning software-defined radio usually requires a lab with expensive test equipment. The ADALM-PLUTO by Analog Devices provides a compact and affordable kit for self-paced or instructor-led learning ...Read More

May 23, 2023

The 1N4148WS Small Signal Diode by Multicomp

1N4148WS small signal diode 1N4148WS small signal diode The 1N4148WS is a small signal diode that comes to OEM Secrets courtesy of the development team at Multicomp. Amongst our wide variety of semico...Read More

Dec 6, 2021

The ATXMEGA32A4U-MH by Microchip Technology

ATXMEGA32A4U-MH microchip ATXMEGA32A4U-MH microchip  The ATXMEGA32A4U-MH is an 8-bit AVR microchip that has been developed by Microchip Technology. It has proven to be a very popular and highly e...Read More

Dec 6, 2021

The AVTSE-RPI-IIOTG by Avnet Engineering Services

The AVTSE-RPI-IIOTG IoT Kit The AVTSE-RPI-IIOTG IoT Kit The AVTSE-RPI-IIOTG is an IoT (Internet of Things) solution kit that sits within our range of embedded development kits, and it comes to us from...Read More

Dec 6, 2021

The DS1822+ IC Temperature Sensor by Maxim Integrated

On this blog, we are going to describe the main benefits from both a performance and technical standpoint of the DS1822+ IC temperature sensor. This is a part that is manufactured by Maxim Integrated....Read More

Sep 9, 2021

The ILD217T Optocoupler by Vishay Intertechnology

In this article, we are going to shine the spotlight on the ILD217T optocoupler product. This is a part that comes courtesy of the well-renowned Vishay Intertechnology. And the distributors of this pr...Read More

Sep 9, 2021

The LM317MBSTT3G Voltage Regulator by onsemi

By reading this article, you can learn all of the crucial information that you should know prior to making a purchase for the LM317MBSTT3G voltage regulator. Note that this item comes courtesy of the ...Read More

Sep 9, 2021

The MBRS360T3G Diode by onsemi

In this article, we will describe everything you should know about the MBRS360T3G diode. This particular electronic part has been manufactured by ON Semiconductor now rebranded as onsemi. And it is av...Read More

Sep 9, 2021

The MC74HC595ADR2G Shift Register by onsemi

In this article, we are going to provide a full explanation of what makes the MC74HC595ADR2G shift register one of the very best products of its kind. It is an electronic part listed here at oemsecret...Read More

Sep 9, 2021

The TPSD107K010R0065 Tantalum Capacitor

Today we are going to explain everything that you should know when it comes to the TPSD107K010R0065 tantalum capacitor. This electronic part is manufactured by AVX Corporation, with its current distri...Read More

Sep 9, 2021

The ZXLD1362ET5TA LED Driver by Diodes Incorporated

In this article, we are going to put a spotlight on the ZXLD1362ET5TA LED Driver. This is a product that was brought to life by Diodes Incorporated. And the item is on sale today via our website from ...Read More

Sep 9, 2021

The BPW21R Photo Diode by Vishay Intertechnology

In our blog, we often spotlight the top electrical items that we stock which allows for all of our favourite machines and devices to perform as necessary. And so in this particular article, we are goi...Read More

Sep 7, 2021

The BTA26-800BWRG Thyristor by STMicroelectronics

Today, we are going to go into great depth about the BTA26-800BWRG thyristor item. This is a product that is manufactured by STMicroelectronics, and it’s in stock right now on the oemsecrets web...Read More

Sep 7, 2021

The CM315D32768DZFT Oscillator by Citizen Finedevice

In this article, you will learn everything that you need to know when it comes to the CM315D32768DZFT oscillator product. This is an item that is exclusively manufactured by Citizen Finedevice. And th...Read More

Sep 7, 2021

The CY14B104LA-ZS45XI Semi-Conductor by Cypress Semiconductor

We are going to provide a full breakdown of the CY14B104LA-ZS45XI semi-conductor product. This electronic part is manufactured by Cypress Semiconductor, and it’s available today through oemsecre...Read More

Sep 7, 2021

The AQY221R2S Relay from Panasonic

This article will highlight all the primary benefits and the main technical specifications pertaining to the AQY221R2S relay. This is a product that is manufactured by the globally recognised Panasoni...Read More

Sep 1, 2021

The LM324DTBR2G Operational Amplifier by On Semiconductor

By reading this article, you will learn about the LM324DTBR2G operational amplifier. At present, you can purchase this item from OEM Secrets, with On Semiconductor as manufacturer and Newark Electroni...Read More

Aug 12, 2021

The MMBT2222ALT1G Bipolar Transistor by On Semiconductor

This article covers everything that you should know as it pertains to the MMBT2222ALT1G bipolar transistor. And it’s available now from OEM Secrets, with On Semiconductor as manufacturer and Fut...Read More

Aug 12, 2021

The STM32F405RGT6 Microcontroller by STMicroelectronics

Today we are shining the spotlight on the STM32F405RGT6 microcontroller. This is available right now from OEM Secrets, with STMicroelectronics as its manufacturer and Farnell as the distributor. So, a...Read More

Aug 12, 2021

The LIS2DH12TR Accelerometer by STMicroelectronics

In this article, we are going to discuss the LIS2DH12TR accelerometer electronic component. This product is manufactured by STMicroelectronics, and it is available to buy right now on oemsecrets from ...Read More

Aug 12, 2021

The FT232RL-REEL USB Interface Bridge by FTDI Chip

In this article, we will talk about the FT232RL-REEL USB interface bridge product. This item is manufactured by FTDI Chip, and it’s available for purchase right now on oemsecrets from such autho...Read More

Jul 28, 2021

The IRLML6402TRPBF Transistor by Infineon Technologies

By reading this article, you will find all about the IRLML6402TRPBF transistor product. This item comes courtesy of the manufacturer Infineon Technologies, and you can compare pricing and save today b...Read More

Jul 28, 2021

The MCP1700T-3302E/TT Low Quiescent Current (LDO) by Microchip Technology

In this article, we are going to be discussing the MCP1700T-3302E/TT Low Quiescent Current LDO. This part is manufactured by Microchip Technology and is available to buy from oemsecrets. Note that the...Read More

Jul 27, 2021

The ATMEGA328P-AU Microcontroller from Microchip Technology

In this article, we are going to discuss the ATMEGA328P-AU microcontroller. This electronic part is manufactured by Microchip Technology and is available to buy on oemsecrets.com from authorised Micro...Read More

Jul 19, 2021

EV200HAANA KILOVAC Contactor by TE Connectivity

EV200HAANA KILOVAC Contactor EV200HAANA is a small and lightweight high voltage relay contactor manufactured by TE Connectivity, a company that provides solutions for aircraft, smart homes, digital fa...Read More

Jul 9, 2021

EK-U1-ZCU111-G RFSoC Evaluation Kit by Xilinx

When looking for a powerful device that combines PL or programmable logic and high-functioning, feature-rich processing system, designers should consider the EK-U1-ZCU111-G arm evaluation kit manufact...Read More

Jul 8, 2021

102110423 development board by Seeed Studio

The Seeed Studio BeagleBone Black Industrial, known as manufacturer # 102110423, is a development board that is intended for SBCs or Single Board Computers. It is specifically useful to developers, ho...Read More

Jul 6, 2021

EK-K7-KC705-G FPGA by Xilinx

The EK-K7-KC705-G or Kintex-7 FPGA KC705 by Xilinx is an FPGA (Field Programmable Gate Array) evaluation board. Described as a high-performance and versatile base platform, it offers several advantage...Read More

Jul 6, 2021

LL4148 Diode by Vishay Intertechnology

Manufactured by Vishay Intertechnology, the LL4148 is a small/signal fast switching diode that has silicon epitaxial planar coating. It also has a unidirectional single configuration. Applications tha...Read More

Apr 15, 2021

MMBT2222ALT1G Transistor by ON Semiconductor

Manufactured by ON Semiconductor, the MMBT2222ALT1G is an NPN bipolar transistor that allows circuits to manage high levels of voltage. It is specifically intended for switching, as well as for linear...Read More

Apr 15, 2021

TLC555IP - Timers Oscillator by Texas Instruments

TLC555IP Diagram TLC555IP is a Texas Instruments timer oscillator known for delivering precise oscillation and time delays. This IC or integrated circuit’s fabrication process uses TILinCMOS. It...Read More

Apr 14, 2021

LMR36506-Q1 - Buck Converter by Texas Instruments

The LMR36506-Q1 from Texas Instruments is an easy-to-use synchronous buck converter. It’s a DC/DC converter that steps or brings down voltage from the supply or input to the load or input. It ma...Read More

Apr 8, 2021

NRF52840-DK - Wireless Dev Kit by Nordic Semiconductor

A single-board wireless development kit created by Nordic Semiconductor, NRF52840-DK is ideal for Bluetooth mesh, Bluetooth 5, Bluetooth Low Energy, ANT, 802.15.4, Thread, and 2.4GHz proprietary proto...Read More

Apr 8, 2021

ULTIMAKER S5 - 3D Printer by Ultimaker

The Ultimaker S5 is an industrial desktop 3D printer. It is an FDM (fused deposition modeling) 3D printer created by Dutch company Ultimaker, a pioneer and respected authority in the field of 3D print...Read More

Apr 8, 2021

Product Overview of the FLUKE-1587-FC Multimeter

Electricians can significantly benefit from the Fluke 1587 FC. Manufactured by Fluke, this high-range, high-quality insulation multimeter efficiently identifies problems and provides wireless function...Read More

Apr 6, 2021

Inside the Raspberry Pi 4 Single-Board-Computer

Created by the Raspberry Pi Foundation, the Raspberry Pi 4 is a single-board computer.  It is part of the Raspberry Pi series of SBCs, which was initiated primarily to help promote basic computer...Read More

Apr 3, 2021

MIC5235YM5-TR - Volt regulator by Microchip

Manufactured by Microchip Technology, the MIC5235YM5-TR is a linear voltage regulator. It is a low dropout regulator with 310mV at 150mA, and wide input voltage range – from 2.3V to 24V. This hi...Read More

Apr 1, 2021

ATMEGA128-16AU - Microcontroller by Microchip

The ATMEGA128-16AU is a high-performance 8-bit AVR Atmel microcontroller. It is a low-power device manufactured by Microchip Technology Incorporated. It is based on RISC. Using a single clock cycle to...Read More

Mar 29, 2021

SHT85 Humidity Sensor by Sensirion

The SHT85 humidity sensor is a pin-type device, so it’s easier to change. It can also convert data from analog to digital and is considered the higher-end version of SHT75 (EOL) and SHT71, which...Read More

Mar 23, 2021

E2K-C25ME1 High-Grade Sensors

E2K-C25ME1 is a proximity sensor from Omron. It is used to detect metallic- and non-metallic objects. E2K-C25ME1 is a capacitive, unshielded component that operates at low voltage and offers customiza...Read More

Mar 21, 2021

HC-SR501 PIR Motion Sensor

The HC-SR501 sensor is a highly versatile component often used in automated lighting, security systems, and other devices that are sensitive to motion. Depending on how this is set up, HC-SR501 can op...Read More

Mar 19, 2021

Applications of Humidity Sensors in Various Industries

Many industries owe their success not only to people but also to pieces of equipment that help run their businesses seamlessly, conveniently, and even cheaply. One of these is humidity sensors. What A...Read More

Mar 17, 2021

Ultrasonic Distance Sensor (HC-SR04)

HC-SR04 Proximity Sensor HC-SR04 is a low-cost but highly accurate proximity sensor that can be used as a stand-alone unit or as an integration to Arduino. Users can add this to their tech projects, w...Read More

Mar 15, 2021

MicroCrystal RV-8803 – A Really Accurate RTC

RTC chips traditionally were the domain of Maxim and NXP. Switzerland-based MicroCrystal recently made quite a buzz with its RV-8803, which offers simple integration, an I2C interface and extreme accu...Read More

Mar 12, 2021

Analog Devices’ LTM2887 – If a Digital Bus Needs Galvanic Isolation

In theory, digital buses are intended to connect things to one another. Sadly, one sometimes wants but a logical connection – in many cases, galvanic isolation helps out. Should you ever feel li...Read More

Mar 12, 2021

AVAGO APDS-9008 or APDS-9005-020 - Keeping an Eye on Ambient Light

Recent times saw quite a bit of interest for part numbers such as the APDS-9008 or APDS-9005-020 – they are a very interesting type of ambient light sensor. One of the oldest questions in regard...Read More

Mar 12, 2021

STMicroelectronics’ LIS2DH12 – Low Power Motion Sensing

Apple’s iPhone introduced gyroscopic sensors to a wider range – before that, accelerometers were not commonly found in consumer hardware. STM sells excellent parts which, however, get litt...Read More

Mar 12, 2021

Panasonic AMG8833 – FLIR for cheap

FLIR made infrared thermal sensors cool – sadly, their parts are all but cheap (and suffer from export control problems). Panasonic’s Grid-EYE family is a low-resolution alternative that c...Read More

Mar 12, 2021

DipTronics DTS-62R-V – Small Switch, Very Big (and Very Cheap)

When yours truly was but a lowly cadet, various US manufacturers produced (pricey but quite reliable) switches. Chinese vendors recently started to catch up – seeing the DTS-62R-V top our custom...Read More

Mar 12, 2021

Wuerth 970170151 – Hex Spacing Made Easy

Anyone who ever tore down a HP 8753C’s power supply during repairs has, for sure, marveled at the hex nuts HP used to keep the unit together. Thanks to German engineering powerhouse Wuerth, doin...Read More

Mar 12, 2021

Microchip’s AC164164 – Google Cloud IoT with Microchip

While Microchip definitely is known for its PIC microcontrollers, the company also produces various sensors and even a WiFi module. These components are now advertised as a cloud-ready package for the...Read More

Mar 12, 2021

Maxim’s MAX22513EVKIT – ioLink Made Easy

Field busses come dime a dozen – sadly, their relatively complex protocols hamper their deployment in small sensors and actors. The ProfiBus user consortium’s ioLink system is a simpler in...Read More

Mar 12, 2021

ON Semiconductor's CAT4101 – End of Life, Discontinued

Around 2010, ON Semiconductor introduced the world to the CAT4101 family of LED drivers. Sadly, the sands of time leave no one untouched – which is why we must channel Steve Jobs while mourning ...Read More

Mar 12, 2021

ST Microelectronics’ M41T6x Family – Keeping an Eye on Time

Providing annoying users with an accurate timekeeping function is easy as long as the real-time operating system is running – things get interesting when the RTOS goes to sleep. A dedicated RTC ...Read More

Mar 12, 2021

Microchip's 25AA256 – When Internal Flash is Not Enough

Microchip’s 25AA256 and 25LC256 SPI eeproms provide a convinient "offline" storage facility for microcontrollers with SPI interfaces - up to 256 kbits can be stowed away safely. Seeing Microchip...Read More

Mar 12, 2021

LittelFuse's 0456020.ER - A Family of High Performance Fuses

Placing through-hole parts is among the most expensive parts of the PCB assembly operation. Eliminating them should be a task in the life of every hardware designer. LittelFuse provide the 456 family ...Read More

Mar 12, 2021

Infineon's IPP60R060P7XKSA1 – What Benefits Does CoolMOS Offer?

While MOSFETs show up often in OEMsecrets search trends due to various constraints when designing switching regulators, Infineon's IPP60R060P7XKSA1 gave us a start - Mouser still lists the part is bra...Read More

Mar 12, 2021

Texas Instruments' TPA3125D2N - Audio Amplifier Design

Audio amplifier design is an interesting and annoying task - while some made a fortune writing books on the topic, in many cases, any amplifier is good enough. Normally, parts such as the PAM8302 get ...Read More

Mar 12, 2021

Vishay’s CRCW-HP e3 Family & the CRCW120647R0FKEAHP

Spikes are the bane of any and every automotive design. In many cases, they kill resistors by temporary terminal overload. Vishay’s CRCW-HP e3 family, one of which is the CRCW120647R0FKEAHP, pro...Read More

Mar 12, 2021

Myrra 44266 - PCB-Mountable Transformers

Even though recent failures of vintage HP test equipment have Joe Boeschert a bad name, history has all but vindicated his decision to become a pioneer of switching regulators. Their success has pushe...Read More

Mar 12, 2021

STMicroelectronics' VND5004B - Drive Ground-Connected Loads Without a Sweat

Be it a fan, a turbine or any other kind of inductive or resistive load – keeping an eye on safety becomes difficult if large amounts of current flow. STM’s VND5004B and VND5004BSP30 high-...Read More

Mar 12, 2021

Texas Instruments' LM4041 – When a Zener Just Doesn’t Cut it

Finding a good voltage reference is as difficult as asking a cigar afficionado for the perfect smoke – the answer depends on the mood and the character of the individual queried. TI’s LM40...Read More

Mar 12, 2021

Vishay's NTCS0805E3222JMT Case Resistor

NTCs and other thermosensors traditionally come in through-hole packages. Vishays NTCS0805E3222JMT is an excellent SMD part which can be placed right next to the heat source or ground plane whose temp...Read More

Mar 12, 2021

Takachi's TWN4-2-6W

A frequently repeated bit of advice by the oemsecrets.com crew involves looking off the beaten path. When looking for a ready-made case for your electronic trinket du jour, taking a look at the offeri...Read More

Mar 12, 2021

Vishay’s TNPW Family - TNPW120614K3BEEA SMD Resistor

SMD resistors are seen as a component which “just exists”. Designers are usually not willing to give the part more attention – unless one fails or becomes inaccurate due to overheati...Read More

Mar 12, 2021

Trinamics TMC429 – Control Many Stepper Motors in One Go

While controlling stepper motors – in theory - is easy, the devil hides in the details. Trinamic’s TMC428 was a total classic, which now got a more modern successor model. Trinamic has lon...Read More

Mar 12, 2021

Monitor Magnetic Fields with Honeywell’s SS411A

Switches tend to wear out as time goes by – the Hall effect provides a nice alternative to detect “presence”. Honeywell’s sensor division provides an interesting set of devices...Read More

Mar 12, 2021

NXP's PCF85063TP1Z - Providing Electronic Equipment with an Accurate Sense of Time

Providing electronic equipment with an accurate sense of time has always been an interesting challenge - more than one company dedicates its existence to this job. NXP, being the successor of Philip S...Read More

Mar 12, 2021

STMicroelectronics' P0102BL - Ultra-Low Current Thyristors Make Switching Easy

Thyristors are usually associated with high-power designs. In some cases, however, a thyristor also is well suited to an application where low power consumption is needed – ST’s P0102BL is...Read More

Mar 12, 2021

On Semiconductor's LM324DR2G

When the LM324 opamp showed up in our oemsecrets search trends, more than one engineer in our team was shocked - the 324 is one of the most beloved general-purpose operational amplifiers on the market...Read More

Mar 12, 2021

Texas Instruments' ISO7420, ISO7420M and ISO7421 – Three Against Galvanic Connection

Optocouplers should be well-known to most engineers. Texas Instruments ISO7420, ISO7420M and ISO7421 are a nice alternative for digital signals. They are optimized for digital signals with a speed of ...Read More

Mar 12, 2021

Detect Reflective Surfaces with a GP2S700HCP from Sharp Corporation

Finding out whether things are nearby is a classic engineering problem – OEMSecrets already introduced you to a wide range of possibilities. Now, Sharp sends a classic optoreflective system into...Read More

Mar 12, 2021

Cypress' FM25V20A – RAM’s speed, Flash’s robustness

After Maxim bought Dallas Semiconductor, their once-ubiquituous battery-backed SRAM chips became more and more expensive. Cypress – mainly known for its PSoC microcontrollers – offers an a...Read More

Mar 12, 2021

What is Low Pass Filter

When working with electrical parts and electronic signals, it is important to consider both time and frequency domains. The time-domain reflects the voltage value of the signal at a specific time. Whi...Read More

Mar 12, 2021

BMP180 Barometric Pressure Sensor

BMP180 is a next-generation sensor that performs a wide variety of functions, including working as an altimeter. It provides high-precision reading and runs with its proprietary firmware or software f...Read More

Mar 12, 2021

Applications of Humidity Sensors in Various Industries

Many industries owe their success not only to people but also to pieces of equipment that help run their businesses seamlessly, conveniently, and even cheaply. One of these is humidity sensors. What A...Read More

Mar 12, 2021

TE Connectivity ATUM-12/4-0-STK – Heat-Shrink Tubing for Sticky Situations

TE Connectivity ATUM-12/4-0-STK – heat-shrink tubing for “sticky” situations. TE Connectivity ATUM-12/4-0-STK – heat-shrink tubing for “sticky” situationsHeat shrin...Read More

Mar 12, 2021

ESP8266 Arduino Wi-Fi Module

The Internet of Things (IoT) is sure to fire up in the coming years. According to Statista, the global market for IoT could hit a whopping $1.6 trillion by 2025 for end-user solutions. Those who like ...Read More

Mar 12, 2021

ESP32 Microcontroller interfaced with Arduino IDE

The ESP32 is a microcontroller designed by Espressif Systems. It is the successor of ESP8266 (Check it out here) — and an excellent one at that. It now features components missing from its prede...Read More

Mar 12, 2021

LoRa SX1278 Module

The LoRa SX1278 module is a high-sensitivity component with long-range spectrum communication capabilities. Its heart is the LoRa tech that uses patented modulation. What Is the LoRa SX1278? The LoRa ...Read More

Mar 12, 2021

On Semiconductor's - ESD8472MUT5G – ESD protection without the price

Keeping ESD out is best accomplished by protection diodes – sadly, many of not most of them have high capacities which cause problems with fast signals. The ESD8472, also known as SZESD8472MUT5G...Read More

Mar 12, 2021

Vishay’s ES1B-E3/61T – A Rectifier Diode for High Frequency Applications

Exploding Rectifier Diodes ranks high among the questions found in forms related to restoring test equipment. Vishay’s diode family, made up of the ES1A, ES1B, ES1C and ES1D, provide a nice work...Read More

Mar 12, 2021

5-146281-2 – Pin Headers for Arduinos and Breadboards

Small companies usually lack the dedicated engineering Small companies usually lack the dedicated engineering facilities required for prototyping parts with extremely fine pitch – getting BGA so...Read More

Mar 12, 2021

TT Electronics ULW3-100RJA1 – A Resistor Which Doubles as a Fuse

In many cases, a resistor is found in series with a fuse. If an assembly is intended to be factory-maintained only, fusible resistors let you eliminate one of the components. Fusible resistors usually...Read More

Mar 12, 2021

LM2653MTC-ADJ from Texas Instruments

Texas Instruments offers engineers a set of switching regulator evergreens which combine high efficiency with simple PCB layouts. The highly efficient LM2653, first introduced in 1999, usually stands ...Read More

Mar 12, 2021

M24xxx Series – Cheap Memory for Microcontrollers

No matter how large your microcontroller’s memory might be – in practice, you will always need just a little bit more. In that case, STMicroelectronics’s SPI EEPROM provides a nice a...Read More

Mar 12, 2021

BlueNRG-1 bluetooth without hassle

Designing and impendance matching RF-related circuitry is an art of its own. STMicroelectronics’s SPBTLE-1S combines a Bluetooth 4.2 radio module with a Cortex-M0 processor intended to handle RF...Read More

Mar 12, 2021

Texas Instruments’ OPA333 & OPA2333

TI’s micro-power OPA333x opamp goes where few opamps have gone before No matter how advanced your digital circuitry is: sometimes, you need an OpAmp. Technology improvements allow for low-power ...Read More

Mar 12, 2021

Nordic Semiconductor’s nRF52840-dk

Nordic semiconductor is the king of the wireless hill. Their chips support a variety of protocols used in the internet of things. The recently announced nRF52840 Dongle uses the nRF52840 chip on a USB...Read More

Mar 12, 2021

Laird DA1206C121R-10 Ferrite bead networks

Ferrite beads come in groups – if your circuit needs one, it usually doesn‘t take long until a regulator makes you add another. Laird now provides a resistor array-like solution for the fe...Read More

Mar 12, 2021

NXP PCF2127 – Lord of the Time

Adding real time clock information to microcontroller driven systems is problematic. As time goes by, small errors in computing routines add up. Given that users hate entering system times, a real-tim...Read More

Mar 12, 2021

NXP’s MMA8451QR1

Process computer designs usually start out with an accelerometer. As reliability problems creep in, making the switch to a more “professional” solution is beneficial. Accelerometers are ba...Read More

Mar 12, 2021

Texas Instruments’ PGA20 x series

Test equipment and sensors both profit from amplifiers which change their gain on the fly. One of Texas Instruments evergreens recently saw quite a bit of additional attention. From a technical point ...Read More

Mar 12, 2021

Using NXP’s NXQ1TXH5 Qi Charging Circuit

QIck charging Adding wireless charging to furniture and other consumer goods is a nice way to add some oomph to an otherwise boring product. NXP’s NXQ1TXH5 provides an interesting, albeit diffic...Read More

Mar 12, 2021

BAV99 and BAS16 – Smart Diodes

Two-terminal diodes are among the best-known components in electrical engineering: electronics 101 cannot be passed without them – BAV99 and BAS16. Combining multiple diodes reduces part count a...Read More

Mar 12, 2021

AD9833 from Analog Devices

While arbitrary waveform generators are among the most helpful tools in the laboratory, they tend to spend most of their time outputting sines, triangles, and rectangles intended to stimulate sensors ...Read More

Mar 12, 2021

Analog Devices’ AD215

Isolated amplifier Galvanic insulation is God‘s gift to man – whether optocoupler or light waveguide line, being able to transfer things without creating a physical connection is extremely...Read More

Mar 12, 2021

Diodes Incorporated’s APX803S-31SA-7 helping you with Voltage Trips

Voltage gatekeeper Vdd brownouts are among the most common antipodes of micro-controller design – they are especially annoying, as their presence is not easy to detect. Diodes Incorporated provi...Read More

Mar 12, 2021

Panasonic’s popular EXB-28V470JX

Be it pull-up resistors, pull-down resistors or just any other thing – many, if not most PCB designs come with a group of similar resistors. The knee-jerk reaction involves hitting the add a res...Read More

Mar 12, 2021

Littelfuse’s RUEF300 Fuse

A fuse which never blows Surface-mount fuses do a good job at protecting components from burning up – sadly, exchanging them is not a simple task manageable by end users. LittelFuse‘s RUEF...Read More

Mar 12, 2021

Wurth’s 150353 LED Family

LED, meet Plant One of the issues making underground real estate unpopular with engineers is the lack of the ability to grow plants. Artificial lighting has low efficiency – recently, Würth...Read More

Mar 12, 2021

Infineon IRLML5203PBF and Cree C3M0065090J

MOSFET Raising In the age of the IC, transistors usually are not considered particularily interesting. However, some MOSFETs stand in the center of attention – let us be your guide to some cool ...Read More

Mar 12, 2021

USB3145-30-1-A and DT13-08PA – Through-Hole Connectors

Through-Hole Connectors Going Strong SMD inductors are a common culprit for TMI failures – if a HP 34401A croaks, checking input coils is a great idea. Nevertheless, engineers keep using SMD par...Read More

Mar 12, 2021

MicroSemi AS73211 Precision Colour Sensor

Precision colour sensing made easy Austrian MicroSemi recently divested itself of its transceiver portfolio, leaving standards such as AS-I stranded. Sensors were selected as the new main field of bus...Read More

Mar 12, 2021

Analog Devices’ LT4412B and LTC4412

A Very Brainy Diode Jack Ganssle, publisher of the legendary EmbeddedMuse newsletter, once stated that the embedded space is ideal as things permanently improve. When looking at diodes, the reverse is...Read More

Mar 12, 2021

Weidmüller 1469530000 and TMR 1212

To build or to buy? Power supply design has always been a bit of a topic – long-term followers of the OEMsecrets article series know that repairing TMI usually starts out with power supply troub...Read More

Mar 12, 2021

TPS7B68 – Watchdog Meets LDO

Power supply problems and software lockups are amongst the most common issues Power supply problems and software lockups are amongst the most common issues plaguing embedded systems. Watchdog timers a...Read More

Mar 12, 2021

STM8S903K3T6C 8Bit Microcontroller from STMicroelectronics

If an 8bit microcontroller is needed If an 8bit microcontroller is needed, Microchip normally comes up first. STMicroelectronics, a company more commonly associated with 32-bit processors, also offers...Read More

Mar 12, 2021

PSSI2021SAY – Current Source IC by Nexperia

Current sources can be considered the outcast of the voltage source Current sources can be considered the outcast of the voltage source. They are a part which can be tremendously useful, but is not pa...Read More

Mar 12, 2021

Analog Devices’ AD534 Series

Digital to analog converters usually come with one or two channels. Sadly, analog output needs tend to flock – in that case, Analog Device’s eight-converter AD534x family is an excellent c...Read More

Mar 12, 2021

A Spike’s Mortal Enemy

Disturbances of the power supply are common Disturbances of the power supply are common – in the automotive space just as much as in classic AC grids. Additional demands imposed by various forms...Read More

Mar 12, 2021

ASEM-Series by ABRACON

Small, fast and stable Generating a stable clock is far from easy: while current microcontrollers usually have some kind of embedded clock source, accuracy requires external components. Integrated osc...Read More

Mar 12, 2021

RS485 Driver

RS485 sounds like just another serial protocol RS485 sounds like just another serial protocol which no one really uses anymore. Sadly, this cannot be further from the truth – read on to find out...Read More

Mar 12, 2021

SMBJ5342B-TP – SMBJ Diode

Resilient attenuator on the cheap When adjusting voltage levels for process computers, accuracy is not always important: in many cases, good isolation from the incoming high voltage spikes is of more ...Read More

Mar 12, 2021

LCB710 – An engineer's dream

Controlling a large current with a small one without a physical connection Controlling a large current with a small one without a physical connection, traditionally leads to a knee-jerk reaction of re...Read More

Mar 12, 2021

IRPS5401MTRPBF – SMD Coils – Yes, No or Maybe?

Old hands are not necessarily warm towards the idea of surface-mount in general Old hands are not necessarily warm towards the idea of surface-mount in general; surface-mount inductors are considered ...Read More

Mar 12, 2021

0430450200 – Quo Vadis, Connector Industry?

Whilst boring to most electrical engineers, connectors manage to gain significant interest in our search queries Whilst boring to most electrical engineers, connectors manage to gain significant inter...Read More

Mar 12, 2021

NRF51 – To Spend or Not to Spend

Some years ago, development kits were expensive by definition Some years ago, development kits were expensive by definition. As the “maker revolution” redistributed electronics development...Read More

Mar 12, 2021

Using Murata’s PKMCS0909E4000-R1 to Create Sounds

Adding sound to a product can be useful in many cases Adding sound to a product can be useful in many cases; in addition to checking boxes on product demand lists, a bone-shattering beep is a sure-fir...Read More

Mar 12, 2021

Microchip’s MCP1640 - Super-Effective Battery Power

Super-effective battery power Designers working on line-powered systems are in luck; whilst wasting power is always bad, a few mA of waste don’t really matter. When working on battery powered sy...Read More

Mar 12, 2021

Allegro’s ACS723 Sensor Provides a Low Resistance of Just 0.65 Milliohms

Measuring currents is one of the oldest tasks of metrology Measuring currents is one of the oldest tasks of metrology. The knee jerk reaction involves adding a resistor to the current path and then an...Read More

Mar 12, 2021

Texas Instruments’ BQ40Z50 Alternative

Many moons ago, creating a battery for a mobile device was simple. You grabbed a few nickel cadmium cells, trickle charged them and you were sorted. Today, advanced battery chemistry and their explosi...Read More

Mar 12, 2021

GRT188R60J226ME13D & VJ0805G226MXYTW1BC – The Benefits of MLCC Capacitors Part II

As discussed last week, MLCC capacitors will provide a variety of benefits to designers willing to use them As discussed last week, MLCC capacitors will provide a variety of benefits to designers will...Read More

Mar 12, 2021

RNU1A100MDS1 – The Benefits of MLCC Capacitors Part I

Recently, relatively low-priced MLCC capacitors have taken the lead in terms of search interest – let us tell you what this means for your daily work as a designer. Electrolytic capacitors are n...Read More

Mar 12, 2021

STMicroelectronics’ VL53L1CXV0FY/1 ST Distance

Measure distance with ST’s VL53L1X distance sensor Creating “color” images is not new. Microsoft’s Kinect sensor introduced developers to getting spatial information: a trick w...Read More

Mar 12, 2021

TLV7011 Series Comparator from Texas Instruments

Digital is not everything: in real life, one sometimes needs a comparator. Texas Instruments recently-introduced TLV70x1 series provide a cheap and space-conscious solution for this problem. The tradi...Read More

Mar 12, 2021

Analog Devices' HMC1121 – amplify 5.5 to 8.5GhZ signals effortlessly

Building simple Opamp-based amplifiers is not a big issue – as frequencies get higher, things start to become hairy. Analog Devices offers a dedicated amplifier for signals living in the 5.5 to ...Read More

Mar 9, 2021

S25FL128SAGBHI200 – Cypress Flash Chips

MLCC capacitor troubles are real: since Murata decided to exit the market, prices go up. A similar trend can also be seen in flash memory....Read More

Mar 5, 2021

Understanding the T Flip-Flop

Digital circuits are the basic building blocks for most computing devices. Digital circuits are divided into two main types: Combinational Logic Circuits, and Sequential Logic Circuits. What’s t...Read More

Jan 11, 2021