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28th December 2017 18:24 #1Registered User
Join Date: Sep:2015
Location: Sofia
Posts: 53
Èíòåãðàëíà ñõåìà çà èìïóëñíî çàõðàíâàíå.
Çäðàâåéòå .
Ðåìîíòèðàì åäíî èìïóëñíî çàõðàíâàíå è ÷èï ñ ìàðêèðîâêà "3br1765 jz" å ãðúìíàë òà âúïðîñúò ìè å îò êúäå ìîãà äà ãî íàìåðÿ èëè äà ñå íàìåðè íÿêàêúâ çàìåñòèòåë ?
Ïðîâåðèõ â íÿêîëêî ìàãàçèíà çà åëåêòðîííè êîìïîíåíòè, íî áåç óñïåõ.
Ïîçäðàâè è ëåê äåí !
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28th December 2017 23:18 #2Registered User
Join Date: Nov:2010
Location: Bulgaria
Posts: 622
Èìà ãè â aliexpress/ebay
Èíà÷å òúðñè "off-line smps current mode controller with integrated 650v" ñ ôèêñèðàíà ÷åñòîòà 65khz (ïîíå òàêîâà ìè èçëåçå â datasheet, íî ìîæå è äà å áèëî çà ïîäîáåí åëåìåíò).Last edited by None; 28th December 2017 at 23:19.
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29th December 2017 15:13 #3
Èç êàòàëîãà íà Mouser Electronics:
ICE3RBR1765JZXKLA1:
https://www2.mouser.com/productdetai...rbr1765jzxkla1
Öåíà:
$1.50
BR1765JZ å ïðîèçâåäåíà 2011 ãîäèíà.
Ñúîòâåòíî íÿìà íîâà ïðîäóêöèÿ è íàëè÷íîñò.
RBR1765JZXKL å ïðîèçâåäåíà 2013 ãîäèíà.
Âñå îùå å íàëè÷íà è å çàìåñòèòåë íà BR1765JZ
Äîñòàâêà îò Mouser Electronics äî Áúëãàðèÿ:
KET components:
http://ketbg.com/66432
áóë. "Öàðèãðàäñêî øîñå, 133
èëè êóðèåð
mouse ELECTRONICS:
http://www.mausel.eu/?lang=bg
æê. Ëîçåíåö, óë. Êàïèòàí Àíäðååâ 16
èëè êóðèåð
×àêàíåòî îò ebay ìîæå äà å äúëãî èëè ïðàòêàòà äà ñå èçãóáè.
Öåíàòà îò Mouser å ñðàâíèìà ñ òàçè îò ebay.
Àêî èñêàø äîñòàâêà ñ êóðèåð îò ñúîòâåòíèòå ôèðìè êðàéíàòà öåíà ùå ñòàíå äâîéíà:
$1.5 (~ 3 ëâ) çà ÷èïà
+
4 ëâ. äîñòàâêà ñ êóðèåð
Ìîæåø äà âçåìåø ÷èïà íà ìÿñòî çà äà ñïåñòèø êóðèåðà.
ÏîçäðàâèLast edited by SLaYeR; 29th December 2017 at 15:20.
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30th December 2017 05:47 #4Registered User
Join Date: Dec:2003
Location: Ïëåâåí
Posts: 4,191
Å íÿìà âñå òÿõíîòî äà å!
Ñòåíàòà ïàäíà, ùå ïàäíàò è òå!
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11th January 2018 19:56 #5Registered User
Join Date: Sep:2015
Location: Sofia
Posts: 53
Áàãîäàðÿ íà âñè÷êè êîèòî ñå âêëþ÷èõà â òåìàòà, ìîæåòå äà çàêëþ÷âàòå.
Íàìåðèõ ÷èïúò.Last edited by chrisss; 11th January 2018 at 19:56.
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12th January 2018 02:22 #6Banned
Join Date: Oct:2013
Location: sofia
Posts: 666
È?
Òðúãíà ëè? ... îñâåí êîíòðîëåðà êàêâî äðóãî áåøå çàìèíàëî?




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