NCP1850 Overview
Pin Name Type Description A1 IN A2 IN POWER POWER Battery Charger Input. These two pins must be decoupled by at least 1 mF capacitor and connected together. A3 SPM A4 SDA DIGITAL INPUT DIGITAL BIDIRECTIONAL System Power Monitor input.
NCP1850 Key Features
- 1.5 A Buck Converter with Integrated Pass Devices
- Input Current Limiting to ply to USB Standard
- Automatic Charge Current for AC Adaptor Charging
- High Accuracy Voltage and Current Regulation
- Input Overvoltage Protection up to +28 V
- Factory Mode
- 250 mA Boosted Supply for USB OTG Peripherals
- Reverse Leakage Protection Prevents Battery Discharge
- Protected USB Transceiver Supply Switch
- Dynamic Power Path with Optional Battery FET