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Drok 2203 Adj Buck regulator DOA 2016-09-30T19:26:40+00:00

Home Forums Voltage Regulator Support Drok 2203 Adj Buck regulator DOA

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  • Jerry Reed
    Post count: 0

    Hi:

    Bought two of these regulators via Amazon. One seems to adjust my 12 volt input down to 5.1 volts just fine. But the other makes an audible whine, will not reliably go below 10 volts, and shows all sorts of non-linearity as I turn the trim pot.

    J

    Drok
    Keymaster
    Post count: 2971

    Hello Jerry Reed,
    Thank you for writing in.
    Could you please tell us your order ID or the link of the product so that we can ensure which product you are referring to?
    It is better that you can tell us more details of your operation, such as the input voltage/current, the load, the wiring, the working environment.
    If you can, we sincerely hope that you can send us some images of your wiring to let us check the problem details.
    With your help, we can find a solution more quickly.
    You can send this information to us by email (service at droking dot com).
    Looking forward to hearing from you.
    Best regards

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