Patent ID: 11894760
Assignee: XIAMEN YAXON NETWORK CO., LTD.
Field: Engines, pumps, turbines (Mechanical engineering)
Classification: CPC F  H | IPC H

Claim 5:
6. The control circuit for the fuel-saving multi-state switch according to claim 2, wherein:
the operational amplifier is a non-inverting amplifier,
a non-inverting input terminal of the non-inverting amplifier is connected to the charging and discharging circuit,
a positive power terminal of the non-inverting amplifier is connected to a Direct Current (DC) power supply,
an inverting input terminal of the non-inverting amplifier is connected to an output terminal of the PWM voltage regulating unit, and
the output terminal of the PWM voltage regulating unit is configured to output the voltage value.