Description
A8519 and A8519-1 Wide Input Voltage Range, High-Efficiency, Fault-Tolerant LED Driver .
The A8519 is a multi-output LED driver for small-size LCD backlighting.
Features
* Automotive AEC-Q100 qualified
* Fully integrated 42 V MOSFET for boost converter
* Fully integrated LED current sinks
* Withstands surge input up to 40 VIN for load dump
* Operates down to 3.9 VIN (max) for idle stop
* Drives four strings of LEDs
Applications
* Automotive infotainment backlighting
* Automotive cluster
* Automotive center stack
VIN CIN
VC RPU
Typical Application Diagram
Optional
Q1
L1
D1
RSC
RADJ
ROVP
COUT1
GATE VSENSE
SW
VOUT
CVDD
VIN VDD
A8519
OVP LED1 LED2
FAULT
LED3
PWM
APWM
LED4
CLKOUT