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    Related guides for: BC547 voltage step-down DIY

    • Convert 12v to 9v

      Convert 12v to 9v

      Step down 12V to 9V using BC547 transistor. Simple linear regulator circuit suitable for powering 9V devices safely from a 12V supply.

    • Convert 5v to 3-7v

      Convert 5v to 3-7v

      Step down 5V to 3.7V using BC547 transistor. Simple voltage regulator circuit suitable for powering 3.7V devices from 5V supply safely.

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