Search results

  1. F

    Flyback uc3845 transformer core hating up.

    Hello! I had recently build flyback SMPS based on UC3845 chip. It operates correctly - no noise, stable output voltage, full power capable (24V/100W). I have Just one problem: Transformer core (not windings) is heating up (too hot to keep my hand on it) even at power of 50W. operating freq...
  2. F

    TL494 halbridge like ATX problem

    Hello. I'm not sure if section correct, if not please tell me. Since my start with electronics ( I was 10 years old ) I used simply SMPS like LM2575 or so, to power microcontrollers or other stuff - these chips was simple, and resolving any problems took like minutes. Last year I wanted to...