LD7889A Description
The LD7889A is a 4-channel linear current controller which bines with a boost switching controller. It’s an ideal solution for driving high power LED backlights. The LD7889A can deliver high accuracy of constant current to 4 LED strings with 4 internal MOSFET.
LD7889A Key Features
- Input Voltage range: 4.5V to 36V
- Time-shift PWM dimming control
- External PWM dimming control
- LED short circuit protection
- LED open string protection