Dissipation Power Power Dissipation Ptot Ptot Strength Dissipation Ptot Lesleehtyuihtyuetchum Saturday, December 2, 2017 Optocoupler, phototransistor output, ac input vishay. Sfh620a, sfh6206 vishay vishay semiconductors rev. 2.3, 31aug15 2 document number 8367...