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諧振開關電容直流電壓變換器

Summary

The invention relates to a resonant switched capacitor direct current voltage converter which comprises a first voltage node, a second voltage node, a first switch, a second switch, a first diode, a sThe invention relates to a resonant switched capacitor direct current voltage converter which comprises a first voltage node, a second voltage node, a first switch, a second switch, a first diode, a second diode and a control circuit, wherein a first voltage exists between the first voltage node and a negative wire; a second voltage exists between the second voltage node and the negative wire; andecond diode and a control circuit, wherein a first voltage exists between the first voltage node and a negative wire; a second voltage exists between the second voltage node and the negative wire; andthe control circuit provides switching gate signals for the first and the second switches. The resonant switched capacitor direct current voltage converter further comprises a center-tapped inductor the control circuit provides switching gate signals for the first and the second switches. The resonant switched capacitor direct current voltage converter further comprises a center-tapped inductorand a resonant capacitor, wherein the center-tapped inductor is connected between the first switch and the second switch; and the resonant capacitor is connected between the common node of the first aand a resonant capacitor, wherein the center-tapped inductor is connected between the first switch and the second switch; and the resonant capacitor is connected between the common node of the first and the second diodes and the central node of the center-tapped inductor. Compared with the conventional switched capacitor direct current voltage converter, the invention has the advantages of reducinnd the second diodes and the central node of the center-tapped inductor. Compared with the conventional switched capacitor direct current voltage converter, the invention has the advantages of reducing complexity, loss and cost, improving the speed, and avoiding the limitation.g complexity, loss and cost, improving the speed, and avoiding the limitation.

Supplementary Information

Inventor: ZHENG, Jia-wei | HE, Hao-hui | DING, Kai
Priority Number: CN101521459B
IPC Current: H02M000310 | H02M0003155
Assignee Applicant: The Hong Kong University of Science and Technology
Title: Resonant switched capacitor direct current voltage converter | Switched capacitor resonant DC voltage converter
Usefulness: Resonant switched capacitor direct current voltage converter | Switched capacitor resonant DC voltage converter
Novelty: Switched capacitor resonant direct current voltage converter, has control circuit for providing on/off door signal to switches, and center tap inductor connected between common node and central node of diodes

Industry

Electronics

Sub Group

Circuit Design

Others

CHENG Ka Wai Eric
HO Ho Fai James
DING Kai

Country/Region

Mainland China

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