Search results

  1. J

    LED Buck Driver

    I have a buck type LED driver that adjusts voltage output depending on whether I wire LED's in series or parallel. If i wire in parallel the voltage output is always 3.2V with a constant current output of 350mA, but if I wire them in series the voltage increases by 3.2V per LED. The intensity of...
  2. J

    Question about Capacitors

    Is a 22uF capacitor the same as a 0.22uF capacitor? reason I ask is that I am getting capacitors for my 12v regulator, and the datasheet for the regulator says I need 22uF on the output and 0.47uF on the input. But when buying the capacitors, i noticed some suppliers list as 0.22uF and some list...
  3. J

    extended and doubling switch buttons

    i have a aftermarket car stereo, and i also managed to source a OEM style control unit that sits on the center console that has main buttons like next track etc. I want to open up the stereo and be able to tap into the buttons and use those buttons as extensions to the control unit. just...
  4. J

    Newbie - 12V Regulator Question

    Hello, I'm a newbie here, I have a quick question that i'm hoping someone can help me on. I've got a device that needs powering from a car power source and has a 12V max input voltage. It draws 650mA of current. So i've created a little circuit board that consists of the following: IN...
View older results
Top