App note from Littelfuse about how to properly use Triacs and SCRs and knowing their operating modes for various application. Link here (PDF) Gating, latching, and holding currents of Thyristors are some of the most important parameters. These parameters and their interrelationship determine whether the SCRs and Triacs will function properly in various circuit applications.
Tag Archives: TRIAC
App note: Automatic AC line voltage selector
Implementation of automatic AC line voltage selector, App note from Littelfuse. Link here (PDF) In some cases, appliances and equipment are able to operate when supplies by two different levels of AC line voltage to their main terminals (10V or 240V). This is why, it is very common that appliances and equipment have mechanical selectors […]
Dual purpose spot welder with pulse duration control
Kerry Wong published a new build: I had wanted to make a spot welder for a while. Most of the DIY spot welders use a momentary switch the primary side of the microwave oven transformer (MOT). Due to the simplicity of this design, it is very simple to make. This design however, has some inherent […]