Relays control circuits by opening and closing contacts in another circuit. Relays take a relatively small amount of power to operate the relay coil, but the relay itself can be used to control motors, heaters, lamps or AC circuits which themselves can draw a lot more electrical power. Here we look at relay switch pin […]
The post What is a Relay? | Relay Switch Pin Diagram | How To Identify Them appeared first on Electronics For You.
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