
2N2218; A; AL; 2N2219; A; AL JAN SERIES
ELECTRICAL CHARACTERISTICS (con’t)
Characteristics Symbol Min. Max. Unit
Collector-Base Cutoff Current
V
CB
= 50 Vdc 2N2218; 2N2219
V
CB
= 60 Vdc 2N2218A; L; 2N2219A; L
V
CB
= 60 Vdc 2N2218; 2N2219
V
CB
= 75 Vdc 2N2218A; L, 2N2219A; L
I
CBO
10
10
10
10
ηAdc
µAdc
ON CHARACTERISTICS (3)
Forward-Current Transfer Ratio
I
C
= 0.1 mAdc, V
CE
= 10Vdc 2N2218
2N2219
2N2218A; 2N2218AL
2N2219A; 2N2219AL
I
C
= 1.0 mAdc, V
CE
= 10 Vdc 2N2218
2N2219
2N2218A; 2N2218AL
2N2219A; 2N2219AL
I
C
= 10 mAdc, V
CE
= 10 Vdc 2N2218
2N2219
2N2218A; 2N2218AL
2N2219A; 2N2219AL
I
C
= 150 mAdc, V
CE
= 10 Vdc 2N2218; A; 2N2218AL
2N2219; A; 2N2219AL
I
C
= 500 mAdc, V
CE
=10 Vdc 2N2218; A; 2N2218AL
2N2219; A; 2N2219AL
h
FE
20
35
30
50
25
50
35
75
35
75
40
100
40
100
20
30
150
325
150
325
120
300
Collector-Emitter Saturation Voltage
I
C
= 150 mAdc, I
B
= 15 mAdc 2N2218; 2N2219
2N2218A; L; 2N2219A; L
I
C
= 500 mAdc, I
B
= 50 mAdc 2N2218; 2N2219
2N2218; L; 2N2219A; L
V
CE(sat)
0.4
0.3
1.6
1.0
Vdc
Base-Emitter Saturation Voltage
I
C
= 150 mAdc, I
B
= 15 mAdc 2N2218; 2N2219
2N2218A; L, 2N2219A, L
I
C
= 500 mAdc, I
B
= 50 mAdc 2N2218; 2N2219
2N2218A; L; 2N2219A; L
V
BE(sat)
0.6
0.6
1.3
1.2
2.6
2.0
Vdc
DYNAMIC CHARACTERISTICS
Magnitude of Small-Signal Forward Current Transfer Ratio
I
C
= 20 mAdc, V
CE
= 20 Vdc, f = 100 MHz
h
fe
2.5 12
Small-Signal Forward Current Transfer Ratio
I
C
= 1.0 mAdc, V
CE
= 10 Vdc, f = 1.0 kHz 2N2218
2N2219
2N2218A, L
2N2219A, L
h
fe
25
50
35
75
Output Capacitance
V
CB
= 10 Vdc, I
E
= 0, 100 kHz ≤ f ≤ 1.0 MHz
C
obo
8.0 pF
Input Capacitance
V
EB
= 0.5 Vdc, I
C
= 0, 100 kHz ≤ f ≤ 1.0 MHz
C
ibo
25 pF
SWITCHING CHARACTERISTICS
V
CC
= 30 Vdc; I
C
= 150 mAdc; I
B1
= 15 mAdc
Turn-On Time 2N2218, 2N2219
(See Figure 3 of MIL-PRF-19500/251) 2N2218A, L, 2N2219A, L
t
on
40
35
ηs
Turn-Off Time 2N2218, 2N2219
(See Figure 4 of MIL-PRF-19500/251) 2N2218A, L, 2N2219A, L
t
off
250
300
ηs
(3) Pulse Test: Pulse Width = 300µs, Duty Cycle ≤ 2.0%.
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