Description
The LM2755 is a charge-pump-based, constant current LED driver capable of driving 3 LEDs with a total output current up to 90mA.
Features
- 90% Peak Efficiency Total solution size < 13mm2 No Inductor Required: Only 4 Inexpensive Ceramic Caps 3 Independently Controlled Constant Current Outputs Programmable Trapezoidal Dimming Waveform on Each Output Programmable Timing Control Via Internal Registers and External Clock Synchronization Input 32 Exponential Dimming Steps with 800:1 Dimming Ratio Programmable brightness control via I2C compatible interface Hardware Enable.
LM2755 Datasheet
