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  1. M

    Dual Stage Driver

    Guys, I dont know how I figured it out but I was doing things very stupid way, that car charger was ON every time I power on diode. When I turned of that car charger and connected the diode. Then diodes work flawlesly! :) It was some high open circuit voltage that killed LEDs, I guess so...
  2. M

    Dual Stage Driver

    Hello, Im sorry tfor reviving this topic, but I fried about 15 leds trying to make LED work with 34063. Nevermind that, I have about 100 dvd writers that are broken lying around. What is very confusing for me is that I boufht cheap car charger that is based on 34064 and it outputs about 5.3...


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