Bipolar Transistor, Npn, 80V To-225; Transistor Polarity:Npn; Collector Emitter Voltage Max:80V; Continuous Collector Current:1.5A; Power Dissipation:1.25W; Transistor Mounting:Through Hole; No. Of Pins:3Pins; Transition Frequency:- Rohs Compliant: Yes |Onsemi BD139G.