transistor switch for LED ?

I have a 5volt dc voltage supplying an LED, however i need the LED (current draw is too small for my multimeter) to be “off” when supplied with 5volts and “on” when 0 volts. I need something with a low current draw like a transistor.

You’re looking for an inverter and you can build one with one or two transistors or MOSFETs.

Search the internet for “transistor inverter” for schematics or you can have a look at our [transistor guide.](Transistors - SparkFun Learn)

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