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2 votes

Is it possible to get a dual supply from 2S Li-ion battery which has a battery protection IC connected to it

Unless your circuit's power draw is 100% symmetric between the two rails, you will throw your batteries out of balance. Additionally, the HY2120's response will probably lead to undesirable effects. ...
vir's user avatar
  • 20.3k
2 votes

BMS-Battery System

B- is connected to the GND of the BMS BMS ground should be connected to your MCU ground, directly, in parallel to the data lines. Chances are: a ground connector is already part of the data By adding ...
Marcus Müller's user avatar

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