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какъв транзистор за Daewoo 100hz - решено

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faraona
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Daewoo ch. CP-830F 100Hz 29" с изгорел краен ST2310DHI на ТХО-то. Клиента казва че е от гръм, но не откривам следи от гръм. храната е здрава както и всичко останало. Имах 2SD1878 изгоря за секунди. Сложих BU2520DH, работи но бързо загрява и ме е страх да не изгори. Трябва ли да е специален транзистора понеже ТВ-то е 100Hz ?


 
Posted : 05.06.2014 3:08
vladimirstanoev
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Провери ли C401 100uF/25V до драйверния траф? Форум


 
Posted : 05.06.2014 3:38
Noel
 Noel
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Много е бърз, поне така казват в дейта. Иначе си е стандартен с 32 ом база -емитер и диод.

ST2310DHI
NEW SERIES, ENHANCED PERFORMANCE
FULLY INSULATED PACKAGE (U.L.
COMPLIANT) FOR EASY MOUNTING
INTEGRATED FREE WHEELING DIODE
HIGH VOLTAGE CAPABILITY (> 1500 V)
HIGH SWITCHING SPEED
TIGTHER hfe CONTROL
IMPROVED RUGGEDNESS


"Ако не мога да го поправя значи не е развалено" но......живота крие изненади

 
Posted : 05.06.2014 10:02
vesko_tv
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Тр. Гори от кондензатора на драйверния.Май беше 100мф.


Не съм роден да работя, но се налага.
vesko_tv@abv.bg

 
Posted : 05.06.2014 10:33
faraona
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Тия дни при това слънчево време съм на рокерска тематика и няма време за ТВ-та. Има мотосъбор в Дупница, да се стяга Митачи! До другата седмица! icon_lol


 
Posted : 06.06.2014 14:11
faraona
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смяна на С401 100мф 25V и нов BU2527D, и готово!! shark1


 
Posted : 11.06.2014 14:59
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