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NCP1871 Datasheet Narrow Voltage DC Battery Charger

Manufacturer: onsemi

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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 computing chipsets, and is also compatible 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 supply that is in the same range as the battery pack voltage.

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 compatible).
  • Programmable Charge Current, Charge Voltage, Input Current Limit with Interrupt Management.
  • ±0.5% Charge Voltage Regulati.

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