Protecting against reverse polarity: Methods examined, Part 2
Sep 23, 2014

Method 6: Schottky to Ground

The Schottky to Ground method is nearly identical to the Diode to Ground method described above. It requires that the…

A New Way To Protect Against Incorrect Battery Insertion (Part 1 of 4 on Reverse Polarity Protection)
Sep 2, 2014

It’s a problem that’s been around for as long as there have been battery-powered systems: you load the battery the wrong way, with the poles inverted,…

Protecting Against Reverse Polarity Above 100 mA: Two Approaches Stand Out (Part 4 of 4 on Reverse Polarity Protection)
Mar 17, 2014

There are lots of ways to protect against the damaging effects of reverse polarity, but some are better than others. In a system operating with curren…

Reverse Polarity in <100 mA Systems: Your Best Bet for Protection (Part 3 of 4 on Reverse Polarity Protection)
Mar 13, 2014

Low-current systems — that is, systems that operate on currents under 100 mA or 200 mA — cover a wide range of applications, from security systems a…

Reverse Polarity: What Causes It And What You Can Do About It (Part 2 of 4 on Reverse Polarity Protection)
Mar 5, 2014

Nobody wants their system to fail or, worse yet, burst into flames. But that’s what can happen if reverse polarity is allowed to do its damage.