Patent ID: 11915767
Assignee: KEY FOUNDRY CO., LTD.
Field: Computer technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 6:
7. The negative voltage switching device of claim 6,
wherein the third switching module comprises:
a fifth P-type transistor having a source connected to a positive voltage terminal to supply a positive voltage, and a gate connected to the second control signal terminal;
a sixth P-type transistor having a source connected to the positive voltage terminal, and a gate connected to the second control signal terminal;
a fifth N-type transistor having a source connected to a first negative voltage terminal to supply the first negative voltage, and a drain connected to a drain of the fifth P-type transistor; and
a sixth N-type transistor having a source connected to a first negative voltage terminal to supply the first negative voltage, and a drain connected to a drain of the sixth P-type transistor,
wherein the drain of the fifth P-type transistor and a gate of the sixth N-type transistor are connected, and the drain of the sixth P-type transistor and a gate of the fifth N-type transistor are connected.