Hi all, i want to switch a relay with the arduino UNO, but i wont switch far enough to make or break a contact. When i connect the relais directly to 5v (power pin) and gnd i worked. Relais info: JQX-14FC-2C (6vdc) I tryed the digital pins 13,12,11 and 10. And of course GND And yes i connected…

Arduino and relay

knut_ny March 30, 2014, 8:46pm 2

you are overloading to pin.
make I/Opin control a transistior..that controls the relays coil.

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