• µSupply

     

    The µSupply is a compact Arduino compatible battery powered laboratory power supply.

    Specifications:
    0-20.48V
    0-1A constant current limiting
    Load current display 40mA (10uA resolution), 80mA (20uA resolution), 160mA (40uA resolution), 320mA (80uA resolution), or 1A (1mA resolution)
    Optional Ethernet Interface
    Arduino programming compatible (emulates an Arduino pro)
    Powered from 2 x 18650 Lithium Ion cells.

    There have been a whole series of videos describing the project development and changes:
    Part 1
    Part 2
    Part 3
    Part 4
    Part 5
    Part 6
    Part 7
    Part 8
    Part 9
    Part 10
    Part 11
    Part 12

    DOWNLOADS:
    Rev A Schematic
    Rev B Schematic
    Rev C Schematic

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