作者查詢 / Eshow
作者 Eshow 在 PTT [ Electronics ] 看板的留言(推文), 共104則
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1F→:要依樣亮電阻要全部都接正09/02 01:10
11F→:你電阻明明說接LED, 只有最後一個接+09/02 09:52
1F→:AC跟輸出應該無關~綠色是地線沒錯~LN接錯沒差08/17 00:35
1F→:磁件要小還是要高頻~克服EMI就是08/16 14:38
1F→:2~300ns controller IC都有基本公式 看你用哪顆08/06 02:34
3F→:不要上下臂同時導通就好~基本上IC都會有min dead time08/07 09:41
4F→:想成dead time小相對DUTY可以張更大~效率比較高~08/07 09:43
19F→:等你並出來在回答你XD05/21 22:28
1F→:看不清楚Pin9是FB?是的話代表回受對只是duty張不開03/04 22:28
19F→:沒隔離 / 量到板子一次側02/26 21:07
1F推:400hz好像是飛行用的~02/26 19:20
2F→:PWM頻率太低輸出電容不夠 很多可能02/26 19:22
3F→:看你secondary主回受幾圈幾V吧~01/27 23:17
1F→: 看你用啥CORE~有AL值01/27 23:14