Patent ID: 11889863
Assignee: CHANGZHOU PATENT ELECTRONIC TECHNOLOGY CO., LTD
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC A  H | IPC A  H

Claim 2:
3. The voltage output circuit according to claim 1, wherein the first control signal input terminal (20) of the control chip (U6) is electrically connected to the first control signal output terminal (24) of the suction detection element (J3) through a first current limiting resistor (R5); and/or,
the second control signal input terminal (21) of the control chip (U6) is connected to the second control signal output terminal (37) of the touch sensing chip (U8) through a second current limiting resistor (R11); and/or,
the first channel terminal (26) of the buck switch chip (U2) is connected to the modulation signal output terminal (23) of the control chip (U6) through a third current limiting resistor (R10); and/or,
the first control signal output terminal (24) of the suction detection element (J3) is grounded through a fourth current limiting resistor (R8).