Patent ID: 11937349
Assignee: SHENZHEN HONTECH-WINS ELECTRONICS CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 2:
3. The drive circuit of the digital dimming LED light according to claim 1, wherein the boosting constant voltage unit comprises a voltage-boosting chip U2 and a voltage-boosting type DC/DC converter topology circuit, and the voltage-boosting chip U2 is connected to the voltage-boosting type DC/DC converter topology circuit, and the voltage-boosting type DC/DC converter topology circuit is connected to a positive input end of the LED light,
the voltage-boosting chip U2 outputs PWM signal to the voltage-boosting type DC/DC converter topology circuit, and controls the voltage-boosting type DC/DC converter topology circuit to output a constant voltage to the LED lights.