我想係一個6v-12v電壓用10-12粒LED(有開關)
但係想關制後D LED唔會立即熄,改為慢慢熄
係唔係加粒電容就OK?
要如何選擇?
收錄日期: 2021-04-25 20:35:11
原文連結 [永久失效]:
https://hk.answers.yahoo.com/question/index?qid=20071112000051KK02682