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作者 proach 在 PTT [ Electronics ] 看板的留言(推文), 共517則
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3F→:很多參數都有關,假設速度不高,電流不大,就先挑Vos12/31 18:24
4F→:電流驅動力不夠的話,記得加一顆BJT12/31 18:25
1F→:去找datasheets啊 :)12/21 11:28
3F→:找有5V-tolerant的74IC就好啦12/14 13:41
8F→:每個LED都有自己的IV curve與 tempco12/11 15:45
9F→:想要亮度一致的話,請找LED driver IC幫忙,像是聚積...12/11 15:45
10F→:他們有多通道定電流LED driver IC可用12/11 15:46
1F→:是專有名詞太多看不懂嗎?那就是google或wiki吧11/28 14:28
2F→:真的沒辦法才問人,總是要學著自己找答案的11/28 14:28
4F→:把FPGA的Vio升到3.6V ?11/23 00:24
1F→:阿就RC delay啊...11/17 23:46
3F→:你是想找900度還可以工作的電阻計嗎11/08 12:14
4F→:如果速度要求很慢,用五位半電表不錯啊,起碼比用三百元10/20 00:29
5F→:一台的多了一點虛榮心.... orz10/20 00:29
1F→:畫多了就覺得建元件很快的啦....09/18 23:54