TECHNICAL DATA PNP SILICON SMALL SIGNAL TRANSISTOR Qualified per MIL-PRF-19500/382 Devices Qualified Level 2N2944A 2N2945A MAXIMUM RATINGS Ratings Sym JAN JANTX JANTV 2N2946A 2N2944A Collector-Emitter Voltage 10 VCEO Emitter-Collector Voltage 10 VECO Collector-Base Voltage 15 VCBO Emitter-Base Voltage 15 VEBO Collector Current IC Total Power Dissipation PT(1) @ TA = +250C Operating & Storage Junction TJ, Tstg Temperature Range 0 1) Derate linearly 2.30 mW/ C above TA = +250C 2N2945A 2N2946A Unit 20 20 25 25 100 35 35 40 40 Vdc Vdc Vdc Vdc mAdc 400 mW 0 -65 to +200 C TO-46* (TO-206AB) *See appendix A for package outline ELECTRICAL CHARACTERISTICS (TA = 250C unless otherwise noted) Characteristics Symbol Min. Max. Unit 2N2944A 2N2945A 2N2946A V(BR)CEO 10 20 35 Vdc 2N2944A 2N2945A 2N2946A V(BR)ECO 10 20 35 Vdc 2N2944A 2N2945A 2N2946A ICBO 10 10 10 µAdc µAdc µAdc OFF CHARACTERISTICS Collector-Emitter Breakdown Voltage IC = 10 µAdc Emitter-Collector Breakdown Voltage IE = 10 µAdc Collector-Base Cutoff Current IC = 10 µAdc, VCB = -15 Vdc IC = 10 µAdc, VCB = -25 Vdc IC = 10 µAdc, VCB = -40 Vdc 6 Lake Street, Lawrence, MA 01841 1-800-446-1158 / (978) 794-1666 / Fax: (978) 689-0803 120101 Page 1 of 2 2N2944A, 2N2945A, 2N2946A JAN SERIES ELECTRICAL CHARACTERISTICS (con’t) Characteristics Emitter-Base Cutoff Current VEB = 15 Vdc VEB = 25 Vdc VEB = 40 Vdc Symbol 2N2944A 2N2945A 2N2946A Min. IEBO Max. Unit 0.1 0.2 0.5 ηAdc 0.3 0.5 0.8 0.6 1.0 2.0 1.0 1.6 2.5 mVdc ON CHARACTERISTICS (2) Forward-Current Transfer Ratio IC = 1.0 mAdc, VCE = 0.5 Vdc Forward-Current Transfer Ratio IB = 200 µAdc, VEC = -0.5 Vdc Emitter-Collector Offset Voltage IB = 200 µAdc, IE = 0 IB = 1.0 mAdc, IE = 0 IB = 2.0 mAdc, IE = 0 2N2944A 2N2945A 2N2946A 2N2944A 2N2945A 2N2946A 2N2944A 2N2945A 2N2946A 2N2944A 2N2945A 2N2946A 2N2944A 2N2945A 2N2946A hFE hFE(INV) 100 70 50 50 30 20 VEC(OFS) DYNAMIC CHARACTERISTICS Emitter-Collector On-State Resistance IB = 100 µAdc, IE = 0, Ie = 100 µAdc (rms) f = 1.0 kHz 2N2944A 2N2945A 2N2946A IB = 1.0 mAdc, IE = 0, Ie = 100 µAdc (rms) 2N2944A f =1.0 kHz 2N2945A 2N2946A Magnitude of Small-Signal Forward Current Transfer Ratio IC = 1.0 mAdc, VCE = 6.0Vdc, f = 1.0 MHz 2N2944A 2N2945A 2N2946A Output Capacitance VCB = 6.0 Vdc, IE = 0, 100 kHz ≤ f ≤ 1.0 MHz Input Capacitance VEB = 6.0 Vdc, IC = 0, 100 kHz ≤ f ≤ 1.0 MHz (2) Pulse Test: Pulse Width = 300µs, Duty Cycle ≤ 2.0%. 6 Lake Street, Lawrence, MA 01841 1-800-446-1158 / (978) 794-1666 / Fax: (978) 689-0803 r 10 12 14 4.0 6.0 8.0 ec(on) h fe 15 10 5.0 Ω 55 55 55 Cobo 10 pF Cibo 6.0 pF 120101 Page 2 of 2