Why Can a GDT Keep Conducting After a Surge?
A gas discharge tube (GDT) can finish diverting the specified surge and still remain conductive. Once the tube has fired ...
Tag: Surge Protection
Why Are GDT DC and Impulse Sparkover Voltages Different?
Why can one gas discharge tube (GDT) have a DC sparkover voltage and a substantially higher impulse sparkover voltage? The ...
MOV Surge Protection for LED Drivers and Outdoor Lighting
LED lighting combines long expected service life with exposure to switching transients, long outdoor cables and lightning-induced surges. An MOV ...
MOV Clamping Voltage Explained: Current, Waveform and Residual Voltage
Understand how MOV clamping voltage is specified, why test current and waveform matter, and how wiring inductance changes the voltage ...
How to Select an MLV: A Practical Engineering Workflow
Follow a condition-based workflow from circuit voltage and transient source to MLV screening, layout, evidence review and final system validation.
How to Select an MOV: A Practical Step-by-Step Guide
Select an MOV by continuous voltage, surge waveform, clamping limit, pulse endurance, temperature, package and safety coordination.
MOV vs TVS Diode: Differences, Strengths and Selection
Compare MOVs and TVS diodes by operating voltage, clamping behavior, surge capability, capacitance, aging and circuit position.
What Is a Through-Hole MOV? Structure, Ratings and Applications
Learn how through-hole metal-oxide varistors work, how disc size and voltage codes are interpreted, and how to select one for ...
What Is a Varistor? MOV Basics and Key Parameters
Learn how metal-oxide varistors work, how to read MOV voltage, clamping voltage, surge-current and energy ratings, and what to check ...
