Slide 1 Slide 2 Slide 3 Slide 4 Slide 5 Slide 6 Slide 7 Slide 8 Product List
Phototriac Slide 3

The photo detector in a phototriac is a photo sensitive TRIAC, sometimes called an Optotriac. Phototriacs are used to switch on and off AC loads. Turning on the infrared emitting diode allows current to flow to the AC load. Phototriacs are primarily used as SCRs or as a pre-driver to TRIAC.

PTM Published on: 2010-11-17