Breadboard-friendly 2.1mm DC barrel jack (ADA373)

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This power jack is designed to fit 2.1mm power plugs snugly and securely. Perfect for adding a power connector to your project. Adafruit went for the more expensive "thin … read more

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How do you mount this on a bread board? it has 3 pins, which one is the ground and which one is Voltage? Thanks in advance

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Hey Daryoush,

Good news! The datasheet has all the answers once again!

I’ve drawn in the polarity for a centre positive source (like most plug packs around these days), and you can see which pins this carries through to on the board.

Seems our product image is quite sensible:

All the best with your project!

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Thank you James ,