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Bench Talk

Bench Talk for Design Engineers | The Official Blog of Mouser Electronics

What Is… Isolation?

On May 16, 2025 in All, Circuit Protection, General by Marcel Consée

Digital isolation is crucial in electronic systems. It prevents unwanted current from flowing between two components, ensuring safety and security.

Tagged With: digital isolation, galvanic isolation, optocoupler, safety

Protect USB Ports From Nefarious “USB Killers"

On April 11, 2018 in All, Circuit Protection, Computing, Memory, Power by Paul Pickering

USB ports supply both data communications and charging power to portable and wearable devices, so it’s become more and more critical to protect ports against abuse. Fortunately, there are design techniques that reduce power surge risks to USB ports.

Tagged With: Electrostatic discharge, ESD, Galvanic isolation, Optocoupler, Power surge, USB killer, USB PD, USB Type-C

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