The simple act of pressing a car’s power-window button and having the window roll up brings quite a few components into play. If the window does not roll up, it likely means there’s a problem with one ...

Power relays are specifically designed to handle either AC or DC. It’s important to know the fundamental differences between them before building them into a system. Introduction to AC and DC Power ...

Relays usually are driven using optocouplers, which offer isolation between analog and digital grounds to ensure that switching currents in the relay coils do not affect the noise margin of the ...