YB1313 Description
The YB1313 charge pump is designed to drive up to 5 white LEDs with regulated constant current in back lit display application. The device can provide up to 25 mA per LED for a total of more than 125 mA. The input voltage ranges from 2.7V to 5.5V and is ideal for applications powered by a single LI-Ion or 3 to 4 NiCd, NiMH or Alkaline batteries.
YB1313 Key Features
- Input Range : 2.7V to 5.5V
- Drives up to 5 LEDs at 25mA Each
- 1MHz Internal Oscillator
- Thermal Protection Shutdown
- Output Short-circuit Current Limit and