BD9420F Description
BD9420F is high efficiency driver for white LED. This is designed for large sized LCD. BD9420F is built-in DCDC converter that supply appropriate voltage for light source.
BD9420F Key Features
- 6ch LED constant current driver(External PNP Tr Type)
- Maximum LED setting current 500mA(VREF Pin setting)
- ±2% LED current accuracy(VREF=0.9V setting)
- Built-in DC/DC converter
- Analog Dimming(Linear) function
- Built-in PWM-independent soft start circuit
- LED protection function(OPEN/SHORT protection)[PWM-independent Type]
- Individual detection and individual LED OFF for both OPEN and SHORT circuit
- VOUT Over Voltage Protection(OVP) and reduced voltage protection(SCP) circuit
- Built-in under voltage lockout function(UVLO) and over voltage protection(OVP)
BD9420F Applications
- LED driver for TV, Monitor and LCD Back Light