PMP22125 Reference Design

Texas Instruments

Battery back-up switch: charger and monitor reference design

Description

A complete battery back-up: charger and monitoring is implemented with this reference design.  It includes switching between a 12/24-Vdc source and 12/24-V lead acid battery: constant current battery charging at 1A typical: battery maintenance float charge and monitoring circuits for the battery and input source.

Features
  • Switches with reverse current protection16-A continuous current from DC source or batteryConstant current battery charging at 1 ABattery maintenance float chargingInput LED and output LED status signals
Applications
  • Electronic smart lock
Product Categories
  • Power management

End Equipment Reference Diagrams