Small Signal Transistors
TO-18 Case (Continued)
www.centralsemi.com
TYPE NO. DESCRIPTION BVCBO BVCEO BVEBO ICBO @V
CB hFE @IC@ VCE VCE (SA T) @ ICCob fTNF ton toff
(V) (V) (V) (µµA) (V) (mA) (V) (V) (mA) (pF) (MHz) (dB) (ns) (ns)
MIN MIN MIN MAX MIN MAX MAX MAX MIN MAX MAX MAX
2N957 NPN RF/IF OSC 40 20 5.0 - - - - 45 - - 10 10 - - - - 6.0 200 - - - - - -
2N978 PNP AMPL/SWITCH 30 2 0 5 . 0 5. 0 1 0 15 60 15 0 10 1.5 150 45 4 0 - - - - - -
2N995 PNP SAT SWITCH 20 15 4.0 0.005 15 35 140 20 1.0 0.2 20 10 100 - - 65 125
2N996 PNP SAT SWITCH 15 12 4.0 0.005 10 35 - - 20 1.0 0.3 60 10 100 - - - - - -
2N1991 PNP AMPL/SWITCH 30 2 0 5 . 0 5. 0 1 0 15 60 15 0 10 1.5 1 5 0 45 4 0 - - - - - -
2N2205 NPN SAT SWITCH 25 12 3.0 0.025 15 20 - - 10 1.0 0.22 10 6.0 200 - - 40 75
2N2220 NPN AMPL/SWITCH 60 35 5.0 0.01 50 20 60 150 10 0.4 150 8.0 250 - - - - - -
2N2221A NPN AMPL/SWITCH 75 40 6.0 0.01 60 40 120 150 10 0.3 150 8.0 250 - - - - 285
2N2222A NPN AMPL/SWITCH 75 40 6.0 0.01 60 100 300 150 10 0.3 150 8.0 250 - - - - 285
2N2242 NPN SAT SWITCH 15 15 5.0 - - - - 40 120 10 1.0 0.3 10 6.0 250 - - - - 25
2N2368 NPN SAT SWITCH 40 15 4.0 0.4 20 20 40 10 1.0 0.25 10 4.0 400 - - 12 15
2N2369A NPN SAT SWITCH 40 15 4.0 - - - - 40 120 10 1.0 0.25 1.5 4.0 500 - - - - 18
2N2377 PNP AMPL/SWITCH 25 2 5 10 1 . 0 2 5 1 5 12 0 1 . 0 6. 0 - - - - 12 - - - - - - - -
2N2378 PNP AMPL/SWITCH 10 10 10 0.1 10 15 - - 5.0 0.5 0.15 5.0 12 - - - - - - - -
2N2411 PNP SAT SWITCH 25 20 5.0 0.01 25 20 60 10 0.5 0.2 10 5.0 200 - - 25 100
2N2412 PNP SAT SWITCH 25 20 5.0 0.01 25 40 120 10 0.5 0.2 10 5.0 200 - - 25 100
2N2475 NPN SAT SWITCH 15 6.0 4.0 0.5 5.0 30 150 20 0.4 0.4 1.0 3.0 600 - - 20 15
2N2483 NPN LOW NOISE 60 60 6.0 0.01 45 40 120 0.01 5.0 0.35 1.0 6.0 60 4.0 - - - -
2N2484 NPN LOW NOISE 60 60 6.0 0.01 45 100 500 0.01 5.0 0.35 1.0 6.0 60 2.0 - - - -
2N2501 NPN SAT SWITCH 40 20 6.0 - - - - 50 150 10 1.0 0.2 10 4.0 350 - - - - - -
2N2509 NPN LOW NOISE 124 80 7.0 0.005 100 25 - - 0.01 5.0 1.0 5.0 6.0 45 7.0 - - - -
2N2510 NPN LOW NOISE 100 65 7.0 0.005 80 150 500 10 5.0 1.0 5.0 6.0 45 4.0 - - - -
2N2511 NPN LOW NOISE 80 50 7.0 0.005 60 240 750 10 5.0 1.0 5.0 6.0 45 4.0 - - - -
2N2539 NPN SAT SWITCH 60 30 5.0 0.25 40 50 150 150 10 0.45 150 8.0 250 - - 40 40
2N2540 NPN SAT SWITCH 60 30 5.0 0.25 40 100 300 150 10 0.45 150 8.0 250 - - 40 40
2N2586 NPN LOW NOISE 60 45 6.0 0.200 45 120 360 0.01 5.0 0.5 10 7.0 45 3.0 - - - -
2N2645 NPN AMPL/SWITCH 75 40 7.0 0.01 60 100 300 150 10 0.4 10 25 50 - - - - - -
2N2651 NPN SAT SWITCH 40 20 5.0 0.03 20 25 - - 10 1.0 0.25 10 4.0 350 - - 35 75
2N2710 NPN SAT SWITCH 40 20 5.0 0.03 20 40 - - 10 1.0 0.25 10 4.0 500 - - 20 35
2N2837 PNP AMPL/SWITCH 50 3 5 5 . 0 0. 1 3 0 30 - - 1 5 0 10 1 . 0 1 5 0 25 12 0 - - - - - -
2N2838 PNP AMPL/SWITCH 50 3 5 5 . 0 0. 1 3 0 75 - - 1 5 0 10 1 . 0 1 5 0 25 12 0 - - - - - -
2N2845 NPN SAT SWITCH 60 30 5.0 0.2 30 30 120 150 10 1.0 500 8.0 250 - - 40 40
2N2847 NPN SAT SWITCH 60 20 5.0 0.2 30 40 140 150 10 0.75 500 8.0 250 - - 25 40
2N2861 PNP LOW NOISE 25 20 5.0 - - - - 30 120 0.01 5.0 0.2 10 6.0 200 3.0 - - - -
2N2862 PNP LOW NOISE 25 20 5.0 - - - - 12 120 0.01 5.0 0.2 10 6.0 150 4.0 - - - -
2N2894 PNP SAT SWITCH 12 12 4.0 0.08* 6.0 40 150 30 0.5 0.5 100 6.0 400 - - 60 90
2N2894A PNP SAT SWITCH 12 12 4.0 0.05 10 30 - - 10 0.3 0.13 10 4.5 800 - - 20 25
2N2895 NPN AMPL/SWITCH 12 0 65 7.0 - - - - 40 12 0 15 0 10 0.5 5 0 0 15 12 0 - - - - - -
*ICES
**ICEV
(6-December 2004)