Pre-charge control circuit and method of controlling the same
US11581885B2 · kind B2 · utility
0Cited by
1References
16Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Sep 3, 2020 |
| Grant date | Feb 14, 2023 |
| Priority date | — |
| Expiry date | Oct 8, 2040 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH03K2217/0027
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A pre-charge control circuit includes a control unit, a conversion unit, and a pre-charge switch. The control unit provides a control signal according to a PWM signal, and the conversion unit provides a control voltage according to the control signal. The pre-charge switch adjusts a magnitude of the current flowing through the input path of the electronic circuit according to the control voltage.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.