Patent ID: 11967843
Assignee: SUZHOU XYSEMI ELECTRONIC TECHNOLOGY CO., LIMITED
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 4:
5. The battery protection circuit according to claim 1, wherein the switch circuit comprises a fourth transistor and a fifth transistor, wherein
the output terminal of the reverse connection protection circuit is connected to a gate of the fourth transistor, a first pole of the fourth transistor is connected to the second pole of the cell, and a substrate of the fourth transistor is connected to the first pole of the fourth transistor; and
a first pole of the fifth transistor is connected to a second pole of the fourth transistor, a gate of the fifth transistor is connected to the output terminal of the drive control circuit, a second pole of the fifth transistor is connected to the second electrode, and a substrate of the fifth transistor is connected to the second pole of the fifth transistor.