BD9470AFM Overview
BD9470AEFV and BD9470AFM are high efficiency driver for white LED. They are designed for large sized LCD. BD9470AEFV and BD9470AFM are built-in DCDC converter that supply appropriate voltage for light source.
BD9470AFM Key Features
- 6ch LED constant current driver
- LED maximum output current 250mA
- ±2% LED current accuracy (when each LED is set
- Built-in LED feedback voltage automatic adjustment
- Built-in start-up circuit independent of PWM light
- built-in VOUT
- FB voltage maintenance function
- Built-in LED current stabilization circuit while
- Built-in VOUT discharge circuit while shutdown
- Built-in LED protection (OPEN / SHORT protection)
BD9470AFM Applications
- LED driver for TV, monitor and LCD back light