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Tiberiu2018

TV Cinex 51811 PT90

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Buna ziua,

 

Am un TV Cinex 51811 (PT90).

Am o probelma in alimentare.

Am un Mosfet 03N60S5 care sa defectat.

Siguranta Si 3,15A 250V arsa.

Rezistenta 4,7ohm/5W arsa.

Inlocuiesc componentele defecte.

Mosfet 03N60S5 inlocuit cu

STP6NK60Z_ST

si celelalte componente defecte bineinteles.

Pornesc Tv.

Se ard SI si rezistenta +mosfet.

Gasesc 2 diode strapunse in punte(1N4007).

De ce se distruge mosfetul???

In sursa am un integrat TDA16846

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