LTC3490 Description
U U LTC3490 Single Cell 350mA LED Driver.
LTC3490 Key Features
- 350mA Constant Current Output
- 2.8V to 4V Output pliance
- 1- or 2-Cell NiMH or Alkaline Input
- Synchronous Rectification: Up to 90% Efficiency
- Fixed Frequency Operation: 1.3MHz
- Low Quiescent Current: <1mA
- Very Low Shutdown Current: <50µA
- Open LED Output Limited to 4.7V
- VIN Range: 1V to 3.2V
- Dimming Control
LTC3490 Applications
- 0.3V to 6V Input Voltages (CTRL/SHDN, CELLS)