Scr Thyristor, 510Ma, 400V, Do-214; Current It Av:510Ma; Current Rating:0.8A; Gate Trigger Current Max, Igt:500Μa; Gate Trigger Voltage Max Vgt:800Mv; Holding Current:8Ma; Holding Current Max Ih:8Ma; Mounting Type:Through Hole Rohs Compliant: Yes |Littelfuse S4S3RP