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How to build a low cost great features PC based smart charger- discharger which can charge any NiCd or NiMH battery packs.- The circuit uses the PC power ...
The circuit can be divided into e main parts:Measuring the temperature:This is the most interesting part of the project, the purpose is to use a low cost design ...
The project has been tested on my project board before making the PCB
For the fast charge process you will need a high current , in this case you should use a heat sink, i have used a fan with its ...
The transistor should have a very strong thermal contact with the heat sink, i fixed it to the back of the fan module. as shown in the image ...
Then i started to add the components one by one. I hope that i have time to make a professional PCB, but that was my first version of ...
This is the final circuit after adding all the components look at the notes.
This is a closed image showing how i mounted the discharge transistor.
A screen shot of my program I'm working on uploading the software ( it's big )
This is a sample charging curve for a Sanyo 2100 mAH battery charged with 0.5C ( 1A) notice the dT/dt on the curve. Note that the program stop ...
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