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MAX1259 Description

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 supplying 250mA from the primary power supply or 15mA from the battery.

MAX1259 Key Features

  • Switches to Backup Battery if Power Fails -- Consumes Less than 100nA of Battery Current -- Power-Fail Output Signals Pr
  • 40°C to +85°C 16 PDIP
  • 40°C to +85°C 16 Wide SO
  • 55°C to +125°C 16 CERDIP
  • Contact factory for dice specifications

MAX1259 Applications

  • Battery Backup for CMOS RAM -- Uninterruptible Power Supplies -- puters -- Controllers
  • Switches to Backup Battery if Power Fails -- Consumes Less than 100nA of Battery Current -- Power-Fail Output Signals Primary Power-Supply
  • 40°C to +85°C 16 PDIP
  • 40°C to +85°C 16 Wide SO
  • 55°C to +125°C 16 CERDIP
  • Contact factory for dice specifications