Charging power supply circuit and control method of same
US12301103B2 · kind B2 · utility
0Cited by
1References
9Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Nov 23, 2022 |
| Grant date | May 13, 2025 |
| Priority date | — |
| Expiry date | Aug 9, 2043 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B70/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
The present invention discloses a charging power supply circuit and a control method thereof, the charging power supply circuit includes a PFC circuit, a driver module, and a high-voltage output circuit and a low-voltage output circuit both connected to said PFC circuit, wherein the PFC circuit is connected to AC mains, and the drive module is used to set the operation range of said PFC circuit to the range near the zero point of AC input voltage. Using the technical solution of the present invention can achieve keeping the topology on the demand for isolation and reduce the volume and cost of PFC circuits.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.