Patent ID: 11909322
Assignee: WUXI SI-POWER MICRO-ELECTRONICS CO., LTD.
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 4:
5. The power conversion circuit adopting the isolation type power conversion method based on demagnetization iteration control according to claim 4, characterized in that the power conversion integrated control chip internally comprises the primary side control circuit, the high-voltage capacitor isolation circuit and the secondary side control circuit, wherein the primary side control circuit is electrically connected with the power switch tube circuit; the secondary side control circuit is electrically connected with the secondary side synchronous rectifier tube, the output feedback circuit and the secondary side positive output end of the high-frequency transformer in the excitation stage, and the secondary side control circuit communicates with the primary side control circuit through the high-voltage capacitor isolation circuit.