MAX16952AUE/V+ by Analog Devices

36V, 2.2MHz Step-Down Controller with Low Operating Current


The MAX16952 is a current-mode, synchronous PWM step-down controller designed to operate with input voltages from 3.5V to 36V while using only 50µA of quiescent current at no load. The switching frequency is adjustable from 1MHz to 2.2MHz by an external resistor and can be synchronized to an external clock up to 2.4MHz. The MAX16952 output voltage is pin programmable to be either 5V fixed or adjustable from 1V to 10V. The wide input voltage range, along with its ability to operate in dropout during undervoltage transients, makes it ideal for automotive and industrial applications. The MAX16952 operates in fixed-frequency PWM mode and low quiescent current skip mode. It features an enable logic input, which is compatible up to 42V to disable the device and reduce its shutdown current to 10µA. Protection features include overcurrent limit, overvoltage, undervoltage, and thermal shutdown with automatic recovery. The device also features a power-good monitor to ease power-supply sequencing. The MAX16952 is available in a thermally enhanced 16-pin TSSOP package with exposed pad, and is specified for operation over the -40°C to +125°C automotive temperature range.

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Prices starting from US$3.22

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Features

Meets Stringent Automotive Quality and Reliability Requirements +3.5V to +36V Input Voltage Range Allows Operation in "Cold Crank" Conditions High Duty Cycle During Undervoltage Transients Tolerates Input-Voltage Transients to +42V Enable-Pin Compatible from +3.3V Logic Level to +42V Current-Limit, Thermal Shutdown, and Overvoltage Protection -40°C to +125°C Automotive Temperature Range AEC-Q100 Qualified
+3.5V to +36V Input Voltage Range Allows Operation in "Cold Crank" Conditions
High Duty Cycle During Undervoltage Transients
Tolerates Input-Voltage Transients to +42V
Enable-Pin Compatible from +3.3V Logic Level to +42V
Current-Limit, Thermal Shutdown, and Overvoltage Protection
-40°C to +125°C Automotive Temperature Range
AEC-Q100 Qualified
Increased Efficiency and Reduced BOM Cost and Board Space Lowest BOM Count for Current-Mode-Control Architecture 16-Pin TSSOP-EP Packages
Lowest BOM Count for Current-Mode-Control Architecture
16-Pin TSSOP-EP Packages
Low Quiescent Current Helps Designers Meet Stringent OEM Current Requirements 50µA Quiescent Current During Skip Mode Operation
50µA Quiescent Current During Skip Mode Operation
High Switching Frequency Allows Use of Small, Low-Cost External Components 1MHz to 2.2MHz Adjustable Switching Frequency 2.1MHz Switching Frequency with Three Modes of Operation Skip Mode for Efficient, Low-Power Operation Forced Fixed-Frequency Operation External Frequency Synchronization
1MHz to 2.2MHz Adjustable Switching Frequency
2.1MHz Switching Frequency with Three Modes of Operation
Skip Mode for Efficient, Low-Power Operation
Forced Fixed-Frequency Operation
External Frequency Synchronization
Adjustable Output Voltage Supports a Diverse Range of Applications 1V to 10V Output Voltage with ±2% Accuracy
1V to 10V Output Voltage with ±2% Accuracy

Specifications

VIN (V) (min) 3.5
VIN (V) (max) 36
VOUT1 (V) (min) 1
VOUT1 (V) (max) 10
IOUT1 (A) (max) 10
Switch Type External
Preset VOUT (V) 5
Output Adjust. Method PresetResistor
Synchronous Switching? Yes
Power Good Signal Yes
# DC-DC Outputs 1
Switching Frequency (kHz) 2200
Package/Pins TSSOP/16
BudgetaryPrice (See Notes) 2.66


MAX16952AUE/V+ Semiconductors - ICs by Analog Devices

PWM CONTROLLER AEC-Q100 2MHZ TSSOP16

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

Specifications

Input Voltage -
Output Voltage 5V
Output Current -
Supply Voltage Min 3.5V
Supply Voltage Max 36V
Controller IC Case Style TSSOP
No. of Pins 16Pins
Frequency 2MHz
Operating Temperature Min -40°C
Operating Temperature Max 125°C
Product Range -
Automotive Qualification Standard AEC-Q100
MSL MSL 1 - Unlimited
SVHC No SVHC (15-Jan-2018)

Alternative Descriptions

36V, 2.2MHz Step-Down Controll | Analog Devices
PWM CONTROLLER, AEC-Q100, 2MHZ, TSSOP16 | Farnell

Frequently Asked Questions

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Is the MAX16952AUE/V+ RoHS compliant?

This part has not been flagged as RoHS Compliant.

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