Datasheet4U Logo Datasheet4U.com

AT9932 - Automotive Boost-Buck LED Lamp Driver

Description

The AT9932 is an advanced fixed frequency PWM controller IC designed to control an LED lamp driver using a boost-buck topology that can step the input voltage up or down automatically.

Features

  • Constant output current Steps output voltage up or down Very low susceptibility to Input voltage transients Frequency jitter Externally programmable fixed switching frequency Temperature foldback with external NTC resistor Internal 40V voltage regulator +/-1A MOSFET gate driver Short LED protection Open LED protection Input undervoltage protection Enable & PWM dimming Trimmed reference (±3% accurate) AEC-Q100 comp.

📥 Download Datasheet

Datasheet Details

Part number AT9932
Manufacturer Supertex
File Size 659.12 KB
Description Automotive Boost-Buck LED Lamp Driver
Datasheet download datasheet AT9932 Datasheet

📁 Similar Datasheet

Part Number Description Manufacturer
AT9932 Automotive Boost-Buck LED Lamp Driver Microchip
AT9933 Hysteretic Boost-Buck LED Driver Microchip
AT9910 1A Low Dropout Regulator Global Mixed-mode Technology
AT9911 1A Low Dropout Regulator Global Mixed-mode Technology
AT9915 1.5A Low Dropout Regulator Global Mixed-mode Technology

Other Datasheets by Supertex

Part Number Description
AT9933 Hysteretic Boost-Buck (cuk) LED Driver
AT9917 Automotive LED Driver
AT9919 High Brightness LED Driver

Full PDF Text Transcription

Click to expand full text
Supertex inc. Automotive Boost-Buck LED Lamp Driver IC Features ► ► ► ► ► ► ► ► ► ► ► ► ► ► Constant output current Steps output voltage up or down Very low susceptibility to Input voltage transients Frequency jitter Externally programmable fixed switching frequency Temperature foldback with external NTC resistor Internal 40V voltage regulator +/-1A MOSFET gate driver Short LED protection Open LED protection Input undervoltage protection Enable & PWM dimming Trimmed reference (±3% accurate) AEC-Q100 compliant www.DataSheet4U.com AT9932 General Description The AT9932 is an advanced fixed frequency PWM controller IC designed to control an LED lamp driver using a boost-buck topology that can step the input voltage up or down automatically.
Published: |