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The auxiliary circuit is composed of an auxiliary switch, a coupled inductor ( flyback transber) and a feedback diode.
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Furthermore, reverse recovery losses of main diodes are minimized, and auxiliary switches commutate at zero current.
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8.鍙互鍒朵綔鎴愬欢鏅�(sh铆)瑙搁牠锛岀敤鎴堕渶鎻愪緵瑭崇窗(x矛)鏄庣⒑鐨勬妧琛�(sh霉)瑕佹眰銆�
浠嬬垂浜嗕竴绋珮鏁堢劇(w煤)婧愯粺闁�(k膩i)闂�(gu膩n)闆绘簮锛屽湪闆绘簮涓劇(w煤)闇€闄勫姞鏈夋簮F12杓斿姪闁�(k膩i)闂�(gu膩n)鍜岃鎸恫(w菐ng)绲�(lu貌)锛屽埄鐢ㄤ竴绋珮闋荤鎬у厓浠剁殑鐭╁舰b-h鐗规€�锛岀啊(ji菐n)鍠彲闈犲湴瀵�(sh铆)鐝�(xi脿n)浜嗛浕婧愬姛鐜囪畩鎻涚殑杌熼枊(k膩i)闂�(gu膩n)鎿嶄綔锛屽苟瀹屾垚pwm瑾�(di脿o)绡€(ji茅)銆俆his paper introduces a high-perbance passive soft switching power supply. it is not necessary to add extra active auxiliary switch and syntonic network to the power supply. the rectangular b-h feature of a high-frequency magnetic element is used for simply and reliably implementing the soft switching operation for source power inversion and accomplishing pwm regulation.
