Create schematics for a USB powered charger device that would charge 3 x [url removed, login to view] LiIon Cells over usb and/or external power source using LM3658 or similar
the circuit should have a USB output for the PC connection, USB output for the device connection and a power Output for the device.
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If you clarify what you mean by the outputs, this can be done in a few days. Also, let me know what schematic capture program you prefer. I can do this in OrCad or EAGLE.
I am an Layout PCB Engineer located in Mexico with a very good experience in PCB design, shematics, Bill materials, gerber files. My refereces is products of consum and equipament audio,medical,supply powe
hey im an electronics engineer and i have practically made usb mobile charger and solar powered battery charger. so i can easily design this circuit. also tell me which simimulation software do you use.