MAX1538 - Power-Source Selector for Dual-Battery Systems

Product Overview

Maxim Integrated Products

Part number	MAX1538
Manufacturer	Maxim Integrated Products
File Size	529.64 KB
Description	Power-Source Selector for Dual-Battery Systems
Datasheet	MAX1538 Datasheet
Additional preview pages of the MAX1538 datasheet.

The MAX1538 selector provides power-source control for dual-battery systems.

The device selects between an AC adapter and dual batteries based on the presence of the three power sources and the state of charge of each battery.

Automatically Detects and Responds to Low-Battery Voltage Condition Battery Insertion and Removal AC-Adapter Presence Airline-Adapter Presence.
Step-Down and Step-Up Charger Compatibility.
Fast Break-Before-Make Selection Allows Hot Swapping of Power Sources No External Schottky Diodes Needed.
50µA Maximum Battery Quiescent Current.
Implements Battery Capacity Relearning.
Allows Usage of Aircraft Supply.
Direct Drive of P-Channel MO.

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Published: Mar 24, 2010 |