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  1. chromei386

    NiMH battery charger with BQ2002FPN IC Controller Fastcharge (8-DIP)

    Hi, I would like to make a reliable NiMH battery charger - using the BQ2002FPN IC Controller Fastcharge (8-DIP) - datasheet here: http://www.chipcatalog.com/TI/BQ2002FPN.htm I was originally going to use a Maxim product but they decided they didn't find me important enough to send it to...
  2. chromei386

    Which bench power supply do you use?

    Which bench power supply do you use? What are its features / likes / dislikes? Please post a link if it's a project you built from schematics online I use a Dell computer power supply with +5v and +12v rails. It does the job, but I am looking for something more robust and adjustable with...
  3. chromei386

    Converting ATX power supply into a bench supply - for electronics-lab?

    Hi, I am about to start a project of converting a 400W ATX power supply from computer into a bench supply. +12V, -12V, +5V, -5V, +3.3V, -3.3V connections I've done it before with a 150W PSU and I use it all the time. Do you think electronics-lab may want to add this article/project (with...
  4. chromei386

    Car battery circuit design - comments, feedback?

    Hi, I have designed, based on another car battery charger (http://www.aaroncake.net/circuits/charger1.asp?showcomments=all), a circuit to charge a lead-acid battery to about 14.4V then auto-shut off and light an LED. I think it may need some work but will the concept work?? Am I crazy? The...
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