Patent ID: 11949223
Assignee: INSPUR SUZHOU INTELLIGENT TECHNOLOGY CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H | IPC H

Claim 4:
5. The circuit according to claim 1, further comprising: a second safety fuse, and a fourth MOS tube, wherein
the second switching tube is configured to be connected with the positive end of the second power supply through the second safety fuse; and
a drain electrode of the fourth NMOS tube is connected with the negative end of the second power supply, a source electrode of the fourth NMOS tube is connected with the negative input end of the second driving module, and a gate electrode of the fourth NMOS tube is connected with a fourth driving circuit, wherein the fourth driving circuit provides a high level for the gate electrode of the fourth NMOS tube.