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A8512

Part Number	A8512
Manufacturer	Allegro Micro Systems
Description	LED Backlight Driver
Published	Jul 3, 2010
Detailed Description	A8512 LED Backlight Driver for LCD Monitors and Televisions FEATURES AND BENEFITS ▪ Six integrated high current sinks ...
Datasheet	A8512 PDF File

Overview

A8512 LED Backlight Driver for LCD Monitors and Televisions FEATURES AND BENEFITS ▪ Six integrated high current sinks ▪ Fixed frequency current mode control with integrated gate driver ▪ 300 kHz to 1 MHz adjustable switching frequency ▪ Controlled startup using options of Enable, PWM signal, or battery voltage ramp ▪ Parallel operation with one boost controller (master) and up to five slave controllers ▪ Active current sharing between LED strings for ±0.
6% accuracy and matching ▪ No audible MLCC noise during PWM dimming ▪ Adjustable overvoltage protection (OVP) ▪ Open or shorted LED string protection ▪ Overtemperature, cycle-by-cycle current limit, and undervoltage protection ▪ SOIC 24-pin...

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