SC621 Overview
Performance is optimized for use in single-cell Li-ion battery applications. The charge pump provides backlight current in conjunction with four matched current sinks. It also can supply continuous or bursted current to a flash LED using the dedicated flash driver current sink.
SC621 Key Features
- Input supply voltage range
- 3.0V to 5.5V
- Charge pump modes
- 1x, 1.5x and 2x
- Four programmable current sinks with 32 steps from
- Flash LED
- 400mA max in flash mode, 250mA max
- Two programmable 200mA low-noise LDO regulators
- Charge pump frequency
- 250kHz
