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A basic expansion board for Raspberry Pi, primarily used to interface with Relays and 1wire temperature sensors. Can be used with software like CraftBeerPi and Node-RED to automate a homebrewery or some other purpose.


1ULN2803A Darlington arrayDIPDigikey 497-2356-5-ND
122 position terminal blocks2.54mmDigikey A98333-ND
10.1μF 25v capacitor0805Digikey 399-1168-1-ND
13.3kΩ resistor5%/0.25W/0603Digikey RHM3.3KDCT-ND
1Raspberry Pi stacking header2.54mmDigikey 1528-1385-ND