2N3250A, 2N3251A JAN SERIES
ELECTRICAL CHARACTERISTICS (con’t)
Characteristics Symbol Min. Max. Unit
ON CHARACTERISTICS (3)
Forward-Current Transfer Ratio
IC = 0.1 mAdc, VCE = 1.0 Vdc 2N3250A
2N3251A
IC = 1.0 mAdc, VCE = 1.0 Vdc 2N3250A
2N3251A
IC = 10 mAdc, VCE = 1.0 Vdc 2N3250A
2N3251A
IC = 50 mAdc, VCE = 1.0 Vdc 2N3250A
2N3251A
hFE
40
80
45
90
50
100
15
30
150
300
Collector-Emitter Saturation Voltage
IC = 10 mAdc, IB = 1.0 mAdc
IC = 50 mAdc, IB = 5.0 mAdc
VCE(sat)
0.25
0.50
Vdc
Base-Emitter Voltage
IC = 10 mAdc, IB = 1.0 mAdc
IC = 50 mAdc, IB = 5.0 mAdc
VBE(sat)
0.60
0.90
1.20
Vdc
DYNAMIC CHARACTERISTICS
Small-Signal Short-Circuit Forward Current Transfer Ratio
IC = 1.0 mAdc, VCE = 10 Vdc, f = 1.0 kHz 2N3250A
2N3251A
hfe
50
100
200
400
Magnitude of Common Emitter Small-Signal
Short-Circuit Forward Current Transfer Ratio
IC = 10 mAdc, VCE = 20 Vdc, f = 100 MHz 2N3250A
2N3251A
hfe
2.5
3.0
9.0
9.0
Output Capacitance
VCB = 10 Vdc, IE = 0, 100 kHz ≤ f ≤ 1.0 MHz Cobo 6.0 pF
Input Capacitance
VEB = 1.0 Vdc, IC = 0, 100 kHz ≤ f ≤ 1.0 MHz Cibo 8.0 pF
SWITCHING CHARACTERISTICS
Turn-On Time
VCC = 3.0 Vdc; IC = 10 mAdc; IB1= 1.0 mAdc ton 70 ηs
Turn-Off Time
VCC = 3.0 Vdc; IC = 10 mAdc; IB1 = IB2 = 1.0 mAdc
2N3250A
2N3251A
toff
250
300
ηs
(3) 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
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