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Secondary Protection

Secondary Protection

Secondary Protection

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Mitsumi Secondary battery protection ICs for Li-ion/Li-polymer cell provide a added layer of protection in addition to the primary protection IC to ensure redundancy and safe battery operation. The IC monitors overvoltage conditions for each cell, and can shut off a circuit to protect the battery cell if it detects an overvoltage event even when there is a fault in the primary protection system.
Features
  • Both single cell and multi-cell batteries supported
  • Cascade connection supported for multi series cell stack
  • Built-in delay timer
  • Wide range of detection voltage and delay timer settings
Applications (1-cell)
  • Smartphone / tablet
  • Smart watch / fitness tracker
  • Wireless headphone and true wireless earbuds
  • Smart glass
  • Gaming console and controller
Applications (multi-cell)
  • Electric tool
  • Electric bike / scooter
  • Cordless / robot vacuum cleaner
  • Portable power station
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Active Filters
Number of Cells
Select Number of Cells
Overcharge Detection Voltage
Select Overcharge Detection Voltage
Package Length
Select Package Length
Package Height
Select Package Height
Package Width
Select Package Width
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