Features of lithium-ion battery protection IC

  • Abundant product lineup

    A lineup of about 1,750 products
    Number of cells, application, detection voltage value, etc.
    Can be selected according to specification

  • Over 25 years of experience

    A track record of development and product adoption for more than 25 years, since 1993

  • Manufacturing of high voltage CMOS process

    High accuracy and low power consumption
    Small in size and thin
    1.2mm square package

1 Cell protection circuit

[Column] The S-82B1B Series Battery Protection IC, Protects Products from Problems Due to Deep Discharge

Power saving (PS) function

Prevents battery zero during stock period.
This enables shipment with the battery pack discharge current and protection circuit current consumption at almost zero.

Application Examples

  • Smartphones

  • Tablet PC

  • Shavers

  • Headsets

  • Activity Meters

  • Smart Watches

  • Glasses-type Terminal

Multi-cell Protection Circuit

Series Name
S-8245A/B(Cascade connection possible) Data Sheet(PDF) Click here to buy now
S-8245C/D(Cascade connection not possible) Data Sheet(PDF) Click here to buy now
Series Name
S-8255A(Cascade connection possible) Data Sheet(PDF) Click here to buy now
S-8255B(Cascade connection not possible) Data Sheet(PDF) Click here to buy now

Temperature protection function

With one NTC thermistor, you have two points for each charge / discharge, and a total of four points of temperature monitoring and charge / discharge control.

Application Examples

  • Notebook PCs

  • Cordless Cleaners

  • Electric Tools

  • Drones

  • E-bikes

  • Automatic Vacuum Cleaners

  • ESS, UPS

Protection circuit with protection function optimal for application and number of cells

We can also show you protection circuits with protection functions that are optimal for the application and the number of cells. Click here for details