Related guides for: low-cost voltage regulator

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  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.

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  Convert 12v to 5v

  Step down 12V to 5V using the LM317 adjustable voltage regulator. Ideal for powering 5V devices safely with a simple resistor setup.

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