我这款高频变压器发热,大约60度左右.在变压器温度上升到60度左右时:突然掉电接着马上又上电时,输入电流出现从原来的30mA上升到100mA这样的变化,此时变压器与开关管温度上升.(变压器的初级线圈匝数为120匝,次级均为10匝,初级电感量为40mH.电源的开关频率在带额定负载的情况下为110KHZ.电源的输出功率在3W左右).请各位前辈帮忙指点.
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