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Battery Protection

Battery Protection

Mitsumi battery protection ICs for Li-ion/Li-polymer cell precisely monitor battery cell voltage and current in order to prevent adverse events during charging and discharging such as overcharge, overdischarge, overcurrent and short-circuit conditions. Mitsumi is the leading manufacturer of single cell battery protection ICs, and also offers a wide range of products for multi-cell to fit any battery pack specifications.
Features
  • Wide range of products for both single cell and multi-cell battery packs
  • High accuracy overcurrent and overvoltage detection
  • Low current consumption
  • Small package
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

Product Series


Select one or more checkboxes next to the Series Name to see available inventory to the right.
Click one of the Series Names to see part numbers filter by series.

Series Name
Series Overcharge Detection Voltage
Overcharge Detection Voltage Range
Series Overdischarge Detection Voltage
Overdischarge Detection Voltage Range
Data Sheet
4.1 - 5.0
(±20)
2.1 - 3.0
(±35)
PDF
3.6 - 5.0
(±20)
2.0 - 3.0
(±35)
PDF
4.1 - 5.0
(±20)
2.1 - 3.0
(±35)
PDF
4.0 - 4.5
(±20)
2.0 - 3.0
(±35)
PDF
3.6 - 4.5
(±20)
2.0 - 3.0
(±80-100)
PDF
3.6 - 4.5
(±20)
2.0 - 3.0
(±80)
PDF
3.6 - 4.5
(±20)
2.0 - 3.0
(±80)
PDF
4.15 - 4.5
(±20)
2.0 - 3.0
(±100)
PDF
4.2 - 4.7
(±20)
2.0 - 3.0
(±30)
PDF
3.8 - 4.5
(±20)
2.0 - 3.0
(±35)
PDF
3.8 - 4.5
(±20)
2.0 - 3.0
(±35)
PDF
3.8 - 5.0
(±20)
2.0 - 3.0
(±35)
PDF
3.6 - 5.0
(±20)
2.0 - 3.0
(±35)
PDF
3.6 - 5.0
(±20)
2.0 - 3.0
(±35)
PDF
3.6 - 4.6
(±12)
2.0 - 3.0
(±35)
PDF
3.6 - 5.0
(±20)
2.0 - 3.0
(±35)
PDF
4.2 - 4.6
(±15)
2.0 - 3.0
(±40)
PDF
4.2 - 4.8
(±10)
2.0 - 3.4
(±35)
PDF
4.2 - 5.0
(±10)
2.0 - 3.4
(±35)
PDF
4.1 - 4.5
(±10)
2.0 - 3.0
(±100)
PDF
4.1 - 4.6
(±10)
2.0 - 3.0
(±35)
PDF
4.1 - 4.6
(±10)
2.0 - 2.8
(±35)
PDF
3.6 - 4.5
(±25)
2.0 - 3.0
(±80)
PDF
3.6 - 4.5
(±25)
2.0 - 3.0
(±80)
PDF

Part No. Inventory

Select one or more checkboxes below to Get a Sample or Buy Now.
Click on Full Part No. to see detailed specifications.

Full Part No.
Availability
Please select series to see Part No.