nicd battery charger

Download NiCd Battery Charger

Post on 07-Jan-2016

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NiCd Battery Charger. Copper clad board Ruler and matte knife to cut it Scrubby pad to shine it. Cut the PCB Down to Size Make sure to cut all the way through copper layer. Otherwise it'll tear when the fiberglass snaps. Clean up the Copper and Lay Out the Parts. Draw Pads and Connect the Dots. - PowerPoint PPT Presentation

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  • NiCd Battery Charger

  • Copper clad boardRuler and matte knife to cut itScrubby pad to shine it

  • Cut the PCB Down to SizeMake sure to cut all the way through copper layer. Otherwise it'll tear when the fiberglass snaps.

  • Clean up the Copper and Lay Out the Parts

  • Draw Pads and Connect the Dots

  • Fill in the Ground PlaneIt's easier on your etching (and sometimes has beneficial electrical properties) if you keep a fair amount of copper on the board to use as a very-low-impedance ground path.

  • Let the Ink Dry, Inspect, Do Small Touch-ups

  • EtchEtch the board using the etchant of your choice.

  • Acetone pwns sharpie! Also note that I'm not doing this directly on my countertop. Sharpie and acetone bleeds through paper towels.

  • Drill out the HolesDots in centers of all pads

  • Populate the Board and Solder it Up

  • Thanks a lot Eng : M Afifi

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