全桥工作方式.
3895驱动,100KHz.
变压器EE65,13:1.
输出整流:倍流整流.
输出要求:2V600A.
具体参数:输出电感:2uH,Lr:2uH.输出整流管MBR30045CT(DACO300A45V肖特基管2*2只)
电源输出大到一定功率时就会出现
(紫色和绿色为全桥桥臂中点波形,红色为差分值)
输出开路时原边波形很对称,但工作时输出就不对称了.
(紫色和绿色为变压器两端电压,红色为变压器输出电压)
同样两个输出电感两端的电压也不对称,上传一张输出波形
最后在上传一张输出整流二极管的波形图.
(该图为一边的另一边的波形接近但电平和相位不同)
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