Patent ID: 11862058
Assignee: LAPIS TECHNOLOGY CO., LTD.
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G  H | IPC G  H

Claim 6:
7. The load driving circuit as claimed in claim 1, wherein the coupling circuit comprises:
a first transistor circuit pair, respectively generating the first current and the third current and having conductivity types different from each other; and
a second transistor circuit pair, respectively generating the second current and the fourth current and having conductivity types different from each other,
wherein a transistor circuit generating the first current in the first transistor circuit pair is formed by at least one transistor, and an other transistor circuit generating the third current in the first transistor circuit pair is formed by at least one transistor and a first current source connected in parallel,
a transistor circuit generating the fourth current in the second transistor circuit pair is formed by at least one transistor, and an other transistor circuit generating the second current in the second transistor circuit pair is formed by at least one transistor and a second current source connected in parallel, and
in the first current source and the second current source, current values are set to be variable by the control signal.