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ACT2801B Datasheet 5V/1.5A Backup Battery Pack Manager

Manufacturer: Qorvo

Overview: ACT2801 / ACT2801B 5V/1.5A Backup Battery Pack Manager.

Download the ACT2801B datasheet PDF. This datasheet also includes the ACT2801 variant, as both parts are published together in a single manufacturer document.

General Description

ACT2801/ACT2801B is a space-saving and highperformance low-profile single-chip solution for backup battery pack and standalone battery charger.

ACT2801/ACT2801B integrates all the functions that a backup battery pack needs, including switching charger, boost converter and LED indication.

ACT2801/ACT2801B operates at 1.1MHz for switching charger and 0.55MHz for boost converter allowing tiny external inductor and capacitors.

Key Features

  • Dedicated Single Chip Solution for Mobile Power With Minimal Component Count.
  • 5V/1.5A Constant Output Current Limit in Boost Mode.
  • 1.5A Switching Charger Limit.
  • Programmable 4.1V to 4.35V Battery Voltage.
  • 95% Boost Efficiency (Vbat=4.1V).
  • Adaptive to 10mA-2400mA Input Sources.
  • Battery Disconnection at Output Short.