FAN4855 Key Features
- Low power PFM boost regulator
- Input voltage range is from 1.6V to 4.5V
- Output voltage range is from 3V to 5V
- 500mA maximum load current capability
- 95% efficient power conversion
- 2-3 cell and single cell Li-Ion systems
- Variable on-time Pulse Frequency Modulation (PFM)
- Internal synchronous rectifier (no need for external