NCP1871 Overview
NCP1871 Narrow Voltage DC Battery Charger The NCP1871 is a NVDC switching battery charger designed for 2−3−4 battery cell applications such as ultra books or tablets. It is optimized for use with the mobile puting chipsets, and is also patible with most mobile solutions. The NCP1871 is designed around a full NMOS DC to DC controller that brings down the high voltage charger adapter voltage to a regulated system...
NCP1871 Key Features
- SMBus Host-controlled NVDC-1 2S-4S Battery Charge Controller
- Instant-on Works with No Battery or Deeply Discharged Battery
- Automatic Supplement Mode with BATFET Control
- Battery Removal Sensor
- Programmable Switching Frequency
- SMBUS Clock up to 400 kHz (I2C patible)
- Programmable Charge Current, Charge Voltage, Input Current Limit
- ±0.5% Charge Voltage Regulation up to 18.08 V
- ±3% Input/Charge Current Regulation up to 8.064 A
- Support Battery LEARN Function