2N5550, 2N5551
ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise noted)
Characteristic
Symbol
Min Max
Unit
OFF CHARACTERISTICS
Collector−Emitter Breakdown Voltage (Note 1)
(IC = 1.0 mAdc, IB = 0)
2N5550
2N5551
V(BR)CEO
140
160
−
−
Vdc
Collector−Base Breakdown Voltage
(IC = 100 mAdc, IE = 0 )
2N5550
2N5551
V(BR)CBO
160
180
−
−
Vdc
Emitter−Base Breakdown Voltage
(IE = 10 mAdc, IC = 0)
Collector Cutoff Current
(VCB = 100 Vdc, IE = 0)
(VCB = 120 Vdc, IE = 0)
(VCB = 100 Vdc, IE = 0, TA = 100°C)
(VCB = 120 Vdc, IE = 0, TA = 100°C)
Emitter Cutoff Current
(VEB = 4.0 Vdc, IC = 0)
ON CHARACTERISTICS (Note 1)
DC Current Gain
(IC = 1.0 mAdc, VCE = 5.0 Vdc)
(IC = 10 mAdc, VCE = 5.0 Vdc)
(IC = 50 mAdc, VCE = 5.0 Vdc)
V(BR)EBO
6.0
−
Vdc
2N5550
2N5551
2N5550
2N5551
ICBO
− 100 nAdc
− 50
− 100 mAdc
− 50
IEBO
− 50 nAdc
2N5550
2N5551
2N5550
2N5551
2N5550
2N5551
hFE
60 −
80 −
60 250
80 250
20 −
30 −
−
Collector−Emitter Saturation Voltage
(IC = 10 mAdc, IB = 1.0 mAdc)
(IC = 50 mAdc, IB = 5.0 mAdc)
Both Types
2N5550
2N5551
VCE(sat)
− 0.15 Vdc
− 0.25
− 0.20
Base−Emitter Saturation Voltage
(IC = 10 mAdc, IB = 1.0 mAdc)
(IC = 50 mAdc, IB = 5.0 mAdc)
VBE(sat)
Both Types
− 1.0 Vdc
2N5550
− 1.2
2N5551
− 1.0
SMALL−SIGNAL CHARACTERISTICS
Current−Gain — Bandwidth Product
(IC = 10 mAdc, VCE = 10 Vdc, f = 100 MHz)
Output Capacitance
(VCB = 10 Vdc, IE = 0, f = 1.0 MHz)
Input Capacitance
(VEB = 0.5 Vdc, IC = 0, f = 1.0 MHz)
2N5550
2N5551
fT
Cobo
Cibo
100 300
− 6.0
− 30
− 20
MHz
pF
pF
Small−Signal Current Gain
(IC = 1.0 mAdc, VCE = 10 Vdc, f = 1.0 kHz)
Noise Figure
(IC = 250 mAdc, VCE = 5.0 Vdc, RS = 1.0 kW, f = 1.0 kHz)
2N5550
2N5551
hfe
NF
50 200
− 10
− 8.0
−
dB
1. Pulse Test: Pulse Width ≤ 300 ms, Duty Cycle ≤ 2.0%.
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