2SAR553PFRAT100 ROHM TRANS, BIPOL,PNP, -50V, SOT-89; Transistor Polarity:PNP; Collector Emitter Voltage V(br)ceo:-50V; Transition Frequency ft:320MHz; Power Dissipation Pd:2W; DC Collector Current:-2A; DC Current Gain hFE:180; Transistor Case Style:SOT-89; No. of Pins:3Pins;