LTC4040 - 2.5A Battery Backup Power Manager

Linear Technology

Datasheet Details

Part number	LTC4040
Manufacturer	Linear Technology
File Size	1.33 MB
Description	2.5A Battery Backup Power Manager
Datasheet	LTC4040-LinearTechnology.pdf

The LTC®4040 is a complete 3.5V to 5.5V supply rail battery backup system.

nn Step-Up Backup Supply and Step-Down Battery Charger nn 6.5A Switches for 2.5A Backup from 3.2V Battery nn Input Current Limit Prioritizes Load Over Charge Current nn Input Disconnect Switch Isolates Input During Backup nn Automatic Seamless Switch-Over to Backup Mode nn Input Power Loss Indicator nn System Power Loss Indicator nn Pin Selectable Battery: Li-Ion (3.95V/4.0V/4.05V/4.1V) or LiFePO4 (3.45V/3.5V/3.55V/3.6V) nn Optional OVP Circuitry Protects Device to >60V nn Constant Frequency Ope.

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Published: Mar 21, 2016 |