反激式穩(wěn)壓器將輸入電壓轉(zhuǎn)換為更高或更低、正或負(fù)的輸出電壓電平。 當(dāng) FET 不導(dǎo)通時(shí)，能量傳輸?shù)捷敵龆恕?/span>

反激式轉(zhuǎn)換器示意圖

Continuous Conduction Mode.

Discontinuous Conduction Mode

Transition Mode.

Primary Side Inductor Np

CCM, DCM and Transition Mode.

Secondary Side Inductor Ns

CCM.

DCM.

Transition Mode.

FET Q1

CCM, DCM and Transition Mode.

Diode D1

CCM, DCM and Transition Mode.

Input Capacitor Ci

CCM.

Output Capacitor Co

CCM, DCM & Transition Mode.