LTC1558

NOT RECOMMENDED FOR NEW DESIGNS

Backup Battery Controller with Programmable Output

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Part Details

  • Not Recommended For New Designs. Contact Analog Devices for Potential Replacement.
  • Complete Battery Backup System in an SO-8, 16-Pin GN or SO Package
  • Generates Adjustable Backup Voltage from a Single 1.2V NiCd Button Cell
  • Automatic Main Supply to Backup Switching
  • Minimum 100mW Output Power
  • Automatic Fast Recharge of NiCd Battery
  • Programmable NiCd Trickle Charge Current
  • Smart NiCd Charger Minimizes Recharge Time and Maximizes System Efficiency After Backup
  • On-Chip Power-On Reset
  • Pushbutton Reset Input
  • Reset Assertion Guaranteed at VCC = 1V
  • Short-Circuit Protection
  • Thermal Limiting
LTC1558
Backup Battery Controller with Programmable Output
Backup Time vs 3.3V Output Load Current Product Package 1 Product Package 2
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Documentation

Data Sheet

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Hardware Ecosystem

Parts Product Life Cycle Description
LT1579 PRODUCTION 300mA Dual Input Smart Battery Backup Regulator
LTC4110 PRODUCTION Battery Backup System Manager
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