This series of plastic medium-power silicon PNP transistors can be used for amplifier and switching applications. Complementary types are BD437 and BD441.
TRANSISTOR, PNP, TO-126; Transistor Polarity: PNP; Collector Emitter Voltage V(br)ceo: 45V; Transition Frequency ft: 3MHz; Power Dissipation Pd: 36W; DC Collector Current: -4A; DC Current Gain hFE: 30hFE; Transistor Case Style