Buck converter with internal ripple compensation
US8334682B2 · kind B2 · utility
11Cited by
1References
43Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jul 16, 2010 |
| Grant date | Dec 18, 2012 |
| Priority date | — |
| Expiry date | May 17, 2031 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02B70/10
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A buck converter with internal ripple compensation includes a comparator for generating a comparison result, a constant-on-time trigger coupled to the comparator for generating a trigger control signal according to the comparison result, a pre-driver coupled to the constant-on-time trigger for controlling a high side switch and a low side switch, an output module coupled to a first node and a signal output end, and a ripple compensation circuit coupled to the high side switch, the low side switch, the first node, and the comparator for generating a compensation signal outputted to the comparator.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.