MAX1259 Datasheet - Maxim

MAX1259 Battery Manager

The MAX1259 battery manager provides backup-battery switching for CMOS RAM, microprocessors, or other lowpower logic ICs. It automatically switches to the backup battery when the primary power supply is interrupted. Low-loss switches guarantee an input-to-output differential of only 200mV while supp.

MAX1259 Features

* Switches to Backup Battery if Power Fails

* Consumes Less than 100nA of Battery Current

* Power-Fail Output Signals Primary Power-Supply Loss

* Battery Monitor Indicates Low Battery

* Battery Can Be Disconnected to Prevent Discharge During Shipping

MAX1259_MaximIntegratedProducts.pdf