MAX17502GATB+T by Analog Devices

60V, 1A, Ultra-Small, High-Efficiency, Synchronous Step-Down DC-DC Converter


Create a design and simulate using EE-Sim®: MAX17502 The MAX17502 high-efficiency, high-voltage, synchronous step-down DC-DC converter with integrated MOSFETs operates over a 4.5V to 60V input voltage range. This device is offered in a fixed 3.3V, 5V, or adjustable output voltage (0.9V to 92%VIN) while delivering up to 1A of current. The output voltage is accurate to within ±1.7% over -40°C to +125°C. The MAX17502 is available in compact TDFN and TSSOP packages. Simulation models are available. The device features peak-current-mode control with pulse-width modulation (PWM) and operates with fixed switching frequency at any load. The low-resistance, on-chip MOSFETs ensure high efficiency at full load and simplify the layout. A programmable soft-start feature allows users to reduce input inrush current. The device also incorporates an output enable/undervoltage lockout pin (EN/UVLO) that allows the user to turn on the part at the desired input-voltage level. An open-drain active-low RESET pin provides a delayed power-good signal to the system upon achieving successful regulation of the output voltage.

Where to Buy

Prices starting from US$1.86

Distributor Stock
Logo for Farnell
Farnell
from US$2.49
22,450
in stock
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Logo for element14
element14
from US$2.80
23,000
in stock
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Logo for Newark Electronics
Newark Electronics
from US$1.86
1,712
in stock
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Logo for Analog Devices
Analog Devices
from US$2.81
1,451
in stock
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Logo for Avnet Asia
Avnet Asia
from US$2.36
-
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Features

Eliminates External Components and Reduce Total Cost No Schottky-Synchronous Operation for High Efficiency and Reduced Cost Internal Compensation and Feedback Divider for 3.3V and 5V Fixed Outputs All-Ceramic Capacitors, Ultra-Compact Layout
No Schottky-Synchronous Operation for High Efficiency and Reduced Cost
Internal Compensation and Feedback Divider for 3.3V and 5V Fixed Outputs
All-Ceramic Capacitors, Ultra-Compact Layout
Reduces Number of DC-DC Regulators to Stock Wide 4.5V to 60V Input Voltage Range 0.9V to 92%VIN Adjustable Output Voltage Delivers up to 1A 600kHz and 300kHz Switching Frequency Options Available in a 10-Pin, 3mm × 2mm TDFN and 14-Pin, 5mm × 4.4mm TSSOP Packages
Wide 4.5V to 60V Input Voltage Range
0.9V to 92%VIN Adjustable Output Voltage
Delivers up to 1A
600kHz and 300kHz Switching Frequency Options
Available in a 10-Pin, 3mm × 2mm TDFN and 14-Pin, 5mm × 4.4mm TSSOP Packages
Reduces Power Dissipation Peak Efficiency > 90% Shutdown Current = 0.9µA (typ)
Peak Efficiency > 90%
Shutdown Current = 0.9µA (typ)
Operates Reliably in Adverse Industrial Environments Hiccup-Mode Current Limit, Sink Current Limit, and Autoretry Startup Built-In Output-Voltage Monitoring (Open-Drain Active-Low RESET Pin) Resistor-Programmable EN/UVLO Threshold Adjustable Soft-Start and Prebiased Power-Up High Industrial -40°C to +125°C Ambient Operating Temperature Range/-40°C to +150°C Junction Temperature Range
Hiccup-Mode Current Limit, Sink Current Limit, and Autoretry Startup
Built-In Output-Voltage Monitoring (Open-Drain Active-Low RESET Pin)
Resistor-Programmable EN/UVLO Threshold
Adjustable Soft-Start and Prebiased Power-Up
High Industrial -40°C to +125°C Ambient Operating Temperature Range/-40°C to +150°C Junction Temperature Range

Specifications

VIN (V) (min) 4.5
VIN (V) (max) 60
VOUT1 (V) (min) 0.9
VOUT1 (V) (max) 55
IOUT1 (A) (max) 1
Switch Type Internal
Preset VOUT (V) 5
Output Adjust. Method PresetResistor
Synchronous Switching? Yes
# DC-DC Outputs 1
Switching Frequency (kHz) 600
Design Tools EE-Sim
Package/Pins TDFN/10TSSOP/14
BudgetaryPrice (See Notes) 2.15


MAX17502GATB+T Semiconductors - ICs by Analog Devices

DC/DC CONV SYNC BUCK 600KHZ TDFN-10

Status: Unknown
Series: Himalaya Series
RoHS: Unknown
Download Datasheet Visit Manufacturer Site View Pricing & Stock

Specifications

Topology Synchronous Buck (Step Down)
Input Voltage Min 4.5V
Input Voltage Max 60V
No. of Outputs 1Outputs
DC / DC Converter IC Case TDFN
No. of Pins 10Pins
Output Current 1A
Output Voltage Min 900mV
Output Voltage Max 55.2V
Switching Frequency 600kHz
Operating Temperature Max 125°C
Product Range Himalaya Series
Automotive Qualification Standard -
MSL -
SVHC No SVHC (15-Jan-2018)

Alternative Descriptions

DC/DC CONV, SYNC BUCK, 600KHZ, TDFN-10 | element14
Dc/Dc Conv, Sync Buck, 600Khz, Tdfn-10 | Newark Electronics
60V, 1A, 600kHz Synchronous St | Analog Devices
Conv DC-DC Single-OUT Step Down 4.5V to 60V 10-Pin TDFN EP T/R | Avnet Asia

Frequently Asked Questions

Where can I find additional details, specifications and documents for a MAX17502GATB+T ?

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Is the MAX17502GATB+T RoHS compliant?

This part has not been flagged as RoHS Compliant.

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Authorised distributors including element14, Farnell, Newark Electronics, Analog Devices and Avnet Asia have stock available or on a lead time for MAX17502GATB+T .

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