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LM2601 - Adapter Interface Circuit

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General Description

The Adapter Interface Circuit (AIC) is used to sense the presence of an external power source for a portable computer.

It notifies the computer if a source is present and indicates if the source is appropriate for charging battery packs inside the computer.

Overview

OBSOLETE LM2601 www.ti.com SNVS079B – MAY 2004 – REVISED AUGUST 2011 LM2601 Adapter Interface Circuit Check for Samples:.

Key Features

  • 1.
  • 2 Detects an AC-DC Adapter Suitable for Battery Charging or an Airplane or Car Power Line Adapter that Should Not be Used for Battery Charging.
  • Allows the Implementation of Intelligent Switchover Circuits for Portable Systems.
  • LM2601 Shuts Down Automatically When Adapter is Removed.
  • Low Leakage Current from Battery When Not Powered.
  • Drives P-Channel FETs, No Schottky Diodes are Required.
  • No Reverse Inrush Current from Battery Into the Adapt.

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