2N3838, 2N4854, 2N4854U JAN SERIES
ELECTRICAL CHARACTERISTICS (con’t)
Characteristics Symbol Min. Max. Unit
ON CHARACTERISTICS
Forward-Current Transfer Ratio
IC = 150 mAdc, VCE = 1 Vdc
IC = 100 µAdc, VCE = 10 Vdc
IC = 1.0 mAdc, VCE = 10 Vdc
IC = 10 mAdc, VCE = 10 Vdc
IC = 150 mAdc, VCE = 10 Vdc
IC = 300 mAdc, VCE = 10 Vdc
hFE
50
35
50
75
100
35
300
Collector-Emitter Saturation Voltage
IC = 150 mAdc, IB = 15 mAdc VCE(sat) 0.40 Vdc
Base-Emitter Saturation Voltage
IC = 150 mAdc, IB = 15 mAdc VBE(sat) 0.80 1.25 Vdc
DYNAMIC CHARACTERISTICS
Forward Current Transfer Ratio
IC = 1.0 mAdc, VCE = 10 Vdc, f = 1.0 kHz hfe 60 300
Forward Current Transfer Ratio, Magnitude
IC = 20 mAdc, VCE = 10 Vdc, f = 100 MHz hfe 2.0 10
Small-Signal Common Emitter Input Impedance
IC = 1.0 mAdc, VCE = 10 Vdc, f = 1.0 kHz hje 1.5 9.0 kΩ
Small-Signal Common Emitter Output Admittance
IC = 1.0 mAdc, VCE = 10 Vdc, f = 1.0 kHz hoe 50
µhmo
Output Capacitance
VCB = 10 Vdc, IE = 0, 100 kHz ≤ f ≤ 1.0 MHz Cobo 8.0 pF
Noise Figure
IC = 100 µAdc, VCE = 10 Vdc, f = 1.0 kHz, RG =1.0 kΩ NF 8.0 dB
SWITCHING CHARACTERISTICS
Turn-On Time
(See Figure 4 of MIL-PRF-19500/421)
ton 45
ηs
Turn-Off Time
(See Figure 5 of MIL-PRF-19500/421)
toff 300
ηs
Pulse Response
(See Figure 6 of MIL-PRF-19500/421)
ton + toff 18
ηs
Collector-Emitter Non-Latching Voltage
(See Figure 7 of MIL-PRF-19500/421) VCEO 40 Vdc
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