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作者 lien 在 PTT [ Electronics ] 看板的留言(推文), 共94則

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[問題] buck-boost 優點

[ Electronics ]4 留言, 推噓總分: 0

作者: mynameisamik - 發表於 2009/11/10 15:27(14年前)

1^F→lien:可以昇壓也可以降壓缺點是輸出負電壓(最基本型的), Over11/10 15:32

Re: [問題] 變壓器的觀念交流轉直流

[ Electronics ]9 留言, 推噓總分: +5

作者: WeCanGo - 發表於 2009/11/03 23:32(14年前)

4^F推lien:那算是帶有直流偏壓的交流訊號11/04 12:45

[問題] mos價錢?

[ Electronics ]20 留言, 推噓總分: +4

作者: mepass - 發表於 2009/11/02 14:26(14年前)

13^F→lien:有用過一顆三個便當的mos...11/02 15:25

[問題] 專有名詞bulk cap

[ Electronics ]6 留言, 推噓總分: +3

作者: a93620037 - 發表於 2009/11/01 18:46(14年前)

1^F推lien:不確定是不是不過直覺是在說bulk capacitor...11/01 18:49

[問題] two-quadrant switch 不太懂運作原理

[ Electronics ]1 留言, 推噓總分: +1

作者: youwin0125 - 發表於 2009/10/29 15:35(14年前)

1^F推lien:two-quadrant switch 應該只是說開關可以雙向流通電流10/29 15:56

[問題]省電燈泡真能省錢?

[ Electronics ]15 留言, 推噓總分: +5

作者: skaithing - 發表於 2009/10/01 02:19(14年前)

4^F推lien:螢光燈比較省... 還有你試試省電燈泡不要常常開開關關..10/01 10:49

5^F→lien:也盡量少用瞬亮的安定器改用預熱型的10/01 10:50

6^F→lien:那樣"理論上"能增加螢光燈類(含省電燈泡)的壽命10/01 10:50

[問題] 電源供應器

[ Electronics ]17 留言, 推噓總分: +6

作者: a26925848a - 發表於 2009/09/06 10:46(14年前)

6^F推lien:可以串吧....09/06 13:01

[問題] 請教電阻和能耐的瓦特數

[ Electronics ]5 留言, 推噓總分: +3

作者: felghana - 發表於 2009/09/04 21:45(14年前)

1^F推lien:瓦數不足就多串幾顆吧09/04 22:29

[問題] push-pull 後接全橋PWM切換的問題

[ Electronics ]1 留言, 推噓總分: +1

作者: lulu618 - 發表於 2009/08/13 17:29(14年前)

1^F推lien:很多都會做 universal 通用 90~264V08/13 18:12

[問題] PWM　１轉２　？？？

[ Electronics ]3 留言, 推噓總分: +2

作者: cockroachjzy - 發表於 2009/08/01 16:01(15年前)

1^F推lien:DSP可以直接輸出包含停滯時間的兩個訊號吧08/01 18:14

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