Applications of Zero Voltage Crossing Optically

Applications of Zero Voltage Crossing Optically
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Application Note AN-3003
Applications of Random Phase Crossing Triac Drivers

Construction across the device. Once triggered into the on (conducting)
state, the detector will remain there, even if no current ows
The MOC30XX family of random phase (non-zero crossing) through the LED, until the terminal current drops below the
triac drivers consist of an aluminum gallium arsenide infra- holding current (typically 100 A) at which time the detector
red LED, optically coupled to a silicon detector chip. These reverts