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AAT3698 Datasheet 1.6A Linear Li-Ion Battery Charger

Manufacturer: Skyworks Solutions

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General Description

The AAT3698-1/-2 BatteryManager™ is a single-cell lithium-ion (Li-Ion)/Li-Polymer battery charger IC designed to operate from a USB port or AC adapter with an input voltage of up to 7.0V.

For increased safety, the AAT36981/-2 also includes over-voltage input protection (OVP) up to 28V.

The AAT3698-1/-2 precisely regulates battery voltage for 4.2V Li-Ion/Polymer battery cells through a low RDS(ON) switch.

Overview

DATA SHEET AAT3698 1.6A Linear Li-Ion Battery Charger in a 3x3 TDFN Package.

Key Features

  • USB or AC Adapter System Power Charger.
  • 3.0V ~ 7.0V Input Voltage Range.
  • Fast Over-Voltage Protection Turn Off.
  • OVP Trip Threshold: 7.25V (typ).
  • High Level of Integration with Internal:.
  • Power Device.
  • Reverse Current Blocking.
  • Current Sensing.
  • 5V/50mA LDO Output.
  • Programmable Fast Charge Current from 50mA to 1.6A.
  • Programmable Charge Termination Current.
  • Charge Status Indicator.
  • Power OK Ind.

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