SWITCHING CIRCUIT AND INVERTER CIRCUIT
To provide a switching circuit having high power conversion efficiency at high frequencies.SOLUTION: A switching circuit 110 includes an inductor L disposed between load means R and switch means M, first rectifying means D1 arranged in series between the switch means M and a power supply or ground,...
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Format: | Patent |
Sprache: | eng ; jpn |
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Zusammenfassung: | To provide a switching circuit having high power conversion efficiency at high frequencies.SOLUTION: A switching circuit 110 includes an inductor L disposed between load means R and switch means M, first rectifying means D1 arranged in series between the switch means M and a power supply or ground, a first capacitor C1, a second rectifying means D2 connected in parallel via the inductor L to the first rectifying means D1 and the first capacitor C1 arranged in series, a second capacitor C2, and third rectifying means D3 disposed between a junction of the first rectifying means D1 and the first capacitor C1 and a junction of the second capacitor C2 and the second rectifying means D2.SELECTED DRAWING: Figure 1
【課題】 高い周波数で、高い電力変換効率を有するスイッチング回路を提供する。【解決手段】 スイッチング回路110は、負荷手段Rとスイッチ手段Mとの間に配設されたインダクタLと、スイッチ手段Mと電源又はアースとの間に直列に配設された第一の整流手段D1と、第一のキャパシタC1と、直列に配設された第一の整流手段D1と第一のキャパシタC1に、インダクタLを介して並列に接続された第二の整流手段D2と、第二のキャパシタC2と、第一の整流手段D1と第一のキャパシタC1の接続部と、第二のキャパシタC2と第二の整流手段D2との接続部との間に配設された第三の整流手段D3と、を有する。【選択図】 図1 |
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