duke0179

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  • January 15, 2016 at 8:56 pm in reply to: stupid mistake. connected power reversed #9270
    duke0179
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    I got answer from Carl, and believe I have a solution now.

    Ordered sot-23 in local market.

    And I have to admit that the memo on the picture was wrong.

    two lead side flows plus current. It’s not GND.

    Here is speculation of circuit.

    circuit
    circuit2

    • This reply was modified 8 years, 10 months ago by duke0179.
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