Bq40370

is a custom Texas Instruments battery management chip frequently found in Dell laptop batteries

If you have a working bq40370 and want to copy its configuration to a replacement IC, you must read the Data Flash . The most critical offsets are: bq40370

In a typical application, the bq40370 sits on the battery management circuit board within the battery pack. is a custom Texas Instruments battery management chip

It is designed for battery packs, commonly used in: bq40370

The device acts as an SMBus Slave device. It allows a host processor (the main system CPU) to query battery status easily. Key registers (Standard SBS commands) include: