Patent ID: 11973198
Assignee: SEMICONDUCTOR ENERGY LABORATORY CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC G  H  Y | IPC H

Claim 4:
5. The semiconductor device according to claim 1,
wherein the other of the source and the drain of the first transistor and the other of the source and the drain of the third transistor are electrically connected to a first wiring,
wherein the other of the source and the drain of the second transistor, a gate of the second transistor, the other of the source and the drain of the fourth transistor, and a gate of the fourth transistor are electrically connected to a second wiring,
wherein a negative electrode potential of a secondary battery is supplied to the first wiring, and
wherein a positive electrode potential of the secondary battery is supplied to the second wiring.