ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise noted)
Characteristic
Symbol
Min
Max
Unit
OFF CHARACTERISTICS
Collector – Emitter Breakdown Voltage(1)
(IC = 1.0 mAdc, IE= 0)
2N4123
2N4124
V(BR)CEO
30
2
5
—
Vdc
Collector – Base Breakdown Voltage
(IC = 10 mAdc, IE = 0)
2N4123
2N4124
V(BR)CBO
40
30
—
Vdc
Emitter – Base Breakdown Voltage
(IE = 10 mAdc, IC = 0)
V(BR)EBO
5.0
—
Vdc
Collector Cutoff Current
(VCB = 20 Vdc, IE = 0)
ICBO
—
50
nAdc
Emitter Cutoff Current
(VEB = 3.0 Vdc, IC = 0)
IEBO
—
50
nAdc
ON CHARACTERISTICS(1)
DC Current Gain
(IC =2.0 mAdc, VCE = 1.0 Vdc)
(IC = 50 mAdc, VCE = 1.0 Vdc)
hFE
50
120
—
Collector – Emitter Saturation Voltage
(IC = 50mAdc, IB = 5.0 mAdc)
VCE(sat)
—
0.
3
Vdc
Base–Emitter Saturation Voltage
(IC = 50mAdc, IB = 5.0 mAdc)
VBE(sat)
—
0.
95
Vdc
2N4123
2N4124
2N4123
60
25
SMALL-SIGNAL CHARACTERISTICS