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作者 p20162 在 PTT [ Electronics ] 看板的留言(推文), 共189則

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[問題] LM2576-ADJ 降壓電路電流不足問題~

[ Electronics ]15 留言, 推噓總分: +7

作者: ccliona - 發表於 2013/04/29 10:57(11年前)

9^F→p20162:負載不變他提供的電流變小電壓自然會變小吧??04/29 19:49

10^F→p20162:你說PSU送20V有0.7A 但是這電路送卻也有20V 但只供給0.3A??04/29 19:50

[問題] [已解決]輸出gerber時可以把焊點挖空嗎？AD 6.9

[ Electronics ]15 留言, 推噓總分: 0

作者: a149851571 - 發表於 2013/03/28 10:30(11年前)

6^F→p20162:File->page setup->Advanced->Holes 打勾預覽看有無出現洞03/28 16:59

[問題] Ｈ型馬達控制電路的ＭＯＳＦＥＴ過熱問題

[ Electronics ]29 留言, 推噓總分: +12

作者: ccliona - 發表於 2013/03/11 11:47(11年前)

2^F→p20162:IR211X系列出來照你說應該是15,0,0,15才對03/11 13:20

3^F→p20162: 理03/11 13:21

[問題] 請問短路保護電路怎麼達成?

[ Electronics ]12 留言, 推噓總分: +7

作者: Jonny0415 - 發表於 2013/03/08 16:12(11年前)

4^F→p20162:很多IC就自帶偵測了03/09 11:26

[問題] 請問線性電源的輸入電容與電壓

[ Electronics ]30 留言, 推噓總分: +6

作者: robertjohn - 發表於 2013/03/03 11:02(11年前)

17^F→p20162:電熱器是吧...03/04 13:49

[問題] Altium Designer10 元件問題

[ Electronics ]2 留言, 推噓總分: 0

作者: ponponichiro - 發表於 2013/02/20 13:51(11年前)

1^F→p20162:自建02/20 15:36

[請益] 不連續型 Flyback 的變壓器

[ Electronics ]3 留言, 推噓總分: +2

作者: cleanwind - 發表於 2013/02/18 14:03(11年前)

1^F→p20162:三明治繞法吧02/18 16:02

[問題] 入門三用電錶推薦

[ Electronics ]6 留言, 推噓總分: +3

作者: justdondoit - 發表於 2013/01/31 15:49(11年前)

2^F→p20162:買功能好一點的驗電筆就好01/31 17:39

[問題] 新手做 buck 電路(電力電子積體電路)

[ Electronics ]27 留言, 推噓總分: +2

作者: hotpot21 - 發表於 2013/01/10 15:31(11年前)

3^F→p20162:弄現成IC來做01/10 17:27

[問題] 非接觸給電的電源

[ Electronics ]9 留言, 推噓總分: 0

作者: tifiosi - 發表於 2013/01/04 22:27(11年前)

1^F→p20162:印象中沒有 / 對01/04 22:36

4^F→p20162:現在都是很多都用電力電子技術去做能量轉換01/04 22:47

5^F→p20162:通常都是市電AC=>DC=>高頻AC=>能量轉換至二次AC=>整流成DC01/04 22:49

6^F→p20162:我沒碰過VVVF 不知道他能變頻到哪種地步標準內有提到01/04 22:50

7^F→p20162:規範要在大概100~200kHz 左右01/04 22:50

8^F→p20162:另外目前無線充電瓶頸還是在磁路耦合的能量損失導致效率01/04 22:53

9^F→p20162:低落不然在目前電力電子很多架構都能有高效率的轉換01/04 22:54

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