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作者 WeCanGo 在 PTT [ Electronics ] 看板的留言(推文), 共87則
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9F推:= = 是 PFC沒錯 但圖上"橋整前"LC 只是想表達EMI filter01/20 23:21
6F推:直流電進變壓器 就短路 直流之下 也不過是個導線12/04 23:27
1F推:TL494 先找DATASHEET看看 http://www.alldatasheet.com/11/18 00:46
8F推:可能你剛好接對 數位地連一起 類比連一起 拉到IC GND 試試11/10 02:28
8F→:直接看變壓器輸入電壓 就知道 它是AC還是DC 一定是AC11/04 19:15
9F→:只是是方波形式 變壓器看到是純交流 講白就是100kHz方波11/04 19:17
15F推:別鬧了 之前在實驗室做全橋 一炸就是四顆 學長說....11/03 19:08
16F→:一顆要3個便當 你今天賺了12個 = =11/03 19:09
5F→:是的 PFC輸出電容 指電源系統上的主(Bulk)電容 最胖的就是11/03 19:12
4F推:太低 接近音頻 40kHz差不多10/12 21:35
7F推:你算工數時 不是有一題 對方波做傅利業嗎??10/06 22:23
8F→:翻工數課本 參考書 一定有這題 就是這樣來的10/06 22:23
5F推:DXP??08/13 22:26