A8512
A8512 is LED Backlight Driver manufactured by Allegro MicroSystems.
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...