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update 2017/05/30
Lithium-ion battery monitoring LSI
update 2020/10/31-
Download data sheets, user's manuals, and reference materialsStand-alone type
The stand-alone type battery monitoring LSI protects battery packs without external microcontroller. There are some additional types that can measure each cell voltage and current by combined microcontroller.
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Download data sheets, user's manuals, and reference materialsMCU Control type
The MCU Control type battery monitoring LSI measures cell voltage, current and temperature with high accuracy. And external microcontroller controls this LSI to protects the battery pack.
And it has protection functions which protects battery packs against short current and overvoltage without a microcontroller.
Gate Driver for Battery Management System
update 2019/07/05
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ROHM Group Short Form Catalog
update 2021/02/18
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News Release
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2017/05/23
"ML5245"New 13-Cell Li-Ion Battery Monitoring LSI Optimized for the Rapidly Expanding LEV Marke -
2016/04/13
"ML5232"New Lithium-ion Battery Secondary Protection LSI Supports an Industry-Best 14 Cells -
2015/07/31
"ML5233"New Li-Ion Battery Monitoring LSI Delivers Industry-Low Current Consumption without an MCU
