DARLINGTON TRANSISTOR, TO-126; Transistor Polarity:NPN; Collector Emitter Voltage V(br)ceo:60V; Power Dissipation Pd:40W; DC Collector Current:4A; DC Current Gain hFE:750; Transistor Case Style:TO-126; No. of Pins:3; SVHC:No SVHC (19-Dec-2011); Av Current Ic:4A; Collector Emitter Voltage Vces:2.5V; Continuous Collector Current Ic Max:4A; Current Ic Continuous a Max:4A; Current Ic hFE:1.5A; Device Marking:BD679; Full Power Rating Temperature:25°C; Hfe Min:750; No. of Transistors:1; Package / Case:TO-126; Power Dissipation Ptot Max:40W; Termination Type:Through Hole; Transistor Type:Darlington; Voltage Vcbo:80V