Datasheet Summary
Synchronous Buck-Boost MAIN/CAMERA White LED Driver
Features
- High Efficiency: ≥85% Over Entire Li-Ion Battery Range
- Wide VIN Range: 2.7V to 5.5V
- Independent MAIN/CAMERA Current Control
- Up to 425mA Continuous Output Current
- Internal Soft-Start
- Open/Shorted LED Protection
- PWM Brightness Control
- LED Current Matching Typically <2.5%
- Constant Frequency 1MHz Operation
- Low Shutdown Current: 6.5µA
- Overtemperature Protection
- Small Thermally Enhanced 20-Lead
(4mm × 4mm) QFN Package
U APPLICATIO S
- Cell Phones
- Digital Cameras
- PDAs
- Portable Devices
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