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BRT21, BRT22, BRT23
Vishay Semiconductors
Optocoupler, Phototriac Output, Zero Crossing
A1
6 MT2
C2
5 NC
NC 3 ZCC*
4 MT1
*Zero crossing circuit
23128
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DESCRIPTION
The BRT21, BRT22, BRT23 product family consists of an optically coupled GaAs IRLED to a photosensitive thyristor system with integrated noise suppression and zero crossing circuit.
The thyristor system enables low trigger currents of 1.2 mA and features a dV/dt ratio of greater than 10 kV/μs and load voltages up to 800 V.