View source for ULN2003A

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This is the transistor array that takes commands from the Arduino to pull or release the relays.

[[Image:ULN2003A_01.png]]

[[Media:ULN2003A_02.pdf|ULN2003A_02.pdf]] [[Image:mimetype-pdf.png]]
* [http://focus.ti.com/docs/prod/folders/print/uln2003a.html website]

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