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Recent content by markcdn

  1. M

    Simple DC-DC Boost Converter 19.50V(dc) to 20.50V(dc) and 8A for charger.

    Here is a more complete picture from my last post. Also a simpler diagram for the schematic (Forgot to label the potentiometer bottom left) I doubt I could make a copy of this device for the price I can paid for it on ebay which was $4.21(CDN) with free s/h. Also I have no clue what the SMT...
  2. M

    Simple DC-DC Boost Converter 19.50V(dc) to 20.50V(dc) and 8A for charger.

    I was just checking the outputs and inputs with my dmm and one lead slipped off and shorted the output. I am going to be using those small cheap digital voltage meters from ebay for input and output voltages. ( 80NF70 ) POWER MOSFET N-Channel - Is broken. Heat sink mount body and Source are...
  3. M

    Simple DC-DC Boost Converter 19.50V(dc) to 20.50V(dc) and 8A for charger.

    I bought a DCDC Boost Converter from ebay, it worked well, but the design was flawed for my uses as the input and outputs were on the same side, yes I did short output + and - and I probably messed up the output fet. It worked well, I attached a 12V fan to cool the dcdc down. I tried my best to...
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