costacheghe Posted January 7, 2020 Share Posted January 7, 2020 Buna ziua si La Multi Ani tuturor! Am urmatoarea intrebare: unde gasesc un c.i. TDA8174 bun? Am schimbat pana acum 3 buc. care s-au incalzit si au cedat dupa cateva ore de functionare. Multumesc. Link to comment
dan-a2 Posted January 7, 2020 Share Posted January 7, 2020 (edited) Daca nu schimbi C610-100mf/50v flyback , poti sa pui 10 integrate ca tot se ard !! Atentie la cablajul pinilor se intrerup traseele foarte usor !! Edited January 7, 2020 by dan-a2 Link to comment
costacheghe Posted January 7, 2020 Author Share Posted January 7, 2020 Multumesc pentru raspuns. Am urmarit toate postarile legate de acest subiect si am facut toate verificarile si inlocuirile preventive. Link to comment
dan-a2 Posted January 7, 2020 Share Posted January 7, 2020 Poti monta si tda 8174A cu modificare la sistemul de prindere pe radiator !! 1 Link to comment
costacheghe Posted January 7, 2020 Author Share Posted January 7, 2020 varianta TDA 8174 A , ST au fost cele 3 c.i. inlocuite. Link to comment
bobo Posted January 7, 2020 Share Posted January 7, 2020 Cat este tensiunea pe cadre? Link to comment
iuliantv Posted January 7, 2020 Share Posted January 7, 2020 (edited) schiba dioda din zona integratului,pune un ba159 sau ceva de acest gen,si schimba si c-ul si dioda ce alimenteaza tda8174 de pe bara 26-27v Edited January 7, 2020 by iuliantv Link to comment
Florinel TV Posted January 8, 2020 Share Posted January 8, 2020 Acum 19 ore, costacheghe a spus: Buna ziua si La Multi Ani tuturor! Am urmatoarea intrebare: unde gasesc un c.i. TDA8174 bun? Aici http://www.superelectronic2000.ro/prod.php?id=113555 Link to comment
dan cod Posted January 8, 2020 Share Posted January 8, 2020 Sa nu fie dus filtrul antioscilatie și de aceea sa se supraincalzeasca. Link to comment
costacheghe Posted January 10, 2020 Author Share Posted January 10, 2020 Multumesc frumos tuturor pentru raspunsuri. Am comandat c.i. si o sa va tin la curent. O zi buna tuturor! Link to comment
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