2N2905A Silicon PNP Transistor Small−Signal Switching TO−39 Type Package Absolute Maximum Ratings: Collector−Emitter Voltage, VCEO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60V Collector−Base Voltage, VCBO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 60V Emitter−Base Voltage, VEBO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5V Continuous Collector Current, IC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 500mA Total Device Dissipation, PD TA = +25C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 800mW TC = +25C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.0W Operating Junction Temperature Range, TJ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −65 to +200C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . −65 to +200C Thermal Resistance, Junction−to−Ambient, RthJA . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 195C/W Thermal Resistance, Junction−to−Case, RthJC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 50C/W Lead Temperature (During Soldering, 1/16” from case, 60sec max), TL . . . . . . . . . . . . . . . . . +300C Electrical Characteristics: (TA = +25C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit 60 − − V OFF Characteristics Collector−Emitter Breakdown Voltage V(BR)CEO IC = 10mA Collector−Emitter Cutoff Current ICES VCE = 60V − − 1.0 A Collector−Base Cutoff Current ICBO VCB = 50V − − 10 nA VCB = 60V − − 10 A VEB = 5V − − 10 A VEB = 3.5V − − 50 nA IC = 0.1mA, VCE = 10V 75 − − IC = 1.0mA, VCE = 10V 100 − 450 IC = 10mA, VCE = 10V 100 − − IC = 150mA, VCE = 10V 100 − 300 IC = 500mA, VCE = 10V 50 − − IC = 150mA, IB = 15mA − − 0.4 V IC = 500mA, IB = 50mA − − 1.6 V IC = 150mA, IB = 15mA − − 1.3 V IC = 500mA, IB = 50mA − − 2.6 V Emitter−Base Cutoff Current IEBO ON Characteristics (Note 1) DC Current Gain Collector−Emitter Saturation Voltage Base−Emitter Saturation Voltage hFE VCE(sat) VBE(sat) Note 1. Pulse Test: Pulse Width = 300s, Duty Cycle 2%. Electrical Characteristics (Cont’d): TA = +25C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit Magnitude of Small Signal Current Gain |hfe| IC = 50mA, VCE = 20V, f = 100MHz 2.0 − − Small−Signal Current Gain hfe IC = 1mA, VCE = 10V, f = 1kHz 100 − − Output Capacitance Cobo VCB = 10V, IE = 0, 100kHz f 1MHz − − 8.0 pF Input Capacitance Cibo VEB = 2V, IC = 0, 100kHz f 1MHz − − 30 pF Small−Signal Characteristics Switching Characteristics Turn−On Time ton − − 45 ns Turn=Off Time toff − − 300 ns .370 (9.39) Dia Max .355 (9.03) Dia Max .260 (6.6) Max .500 (12.7) Min .018 (0.45) Base Emitter Collector/Case 45 .031 (.793)