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120101
TECHNICAL DATA
NPN SILICON SWITCHING TRANSISTOR
Qualified per MIL-PRF-19500/312
Devices Qualified Level
2N708
JAN, JANTX
MAXIMUM RATINGS
Ratings Symbol Value Units
Collector-Emitter Voltage
Collector-Base Voltage
Emitter-Base Voltage
Collector-Emitter Voltage
Total Power Dissipation @ TA = +250C
@ TC = +250C
(1)
(2)
Operating & Storage Junction Temperature Range
1) Derate linearly 2.06 mW/0C for TA > 250C
2) Derate linearly 6.90 mW/
0
C for TC > 250C
ELECTRICAL CHARACTERISTICS (T
Characteristics Symbol Min. Max. Unit
A
OFF CHARACTERISTICS
Collector-Base Breakdown Voltage
= 1.0 µAdc
I
C
Emitter-Base Breakdown Voltage
= 10 µAdc
I
E
Collector-Emitter Breakdown Voltage
= 10 mAdc
I
C
Collector-Emitter Breakdown Voltage
I
= 10 mAdc, R
C
≤ 10 Ω
BE
Collector-Base Cutoff Current
= 20 Vdc
V
CB
Emitter-Base Cutoff Current
= 4.0 Vdc
V
EB
V
CEO
V
CBO
V
EBO
V
CER
P
T
T
T
,
op
stg
15 Vdc
40 Vdc
5.0 Vdc
20 Vdc
0.36
1.2
-65 to +200
= 250C unless otherwise noted)
V
(BR)
CBO
V
(BR)
EBO
V
(BR)
CEO
V
(BR)
CER
I
CBO
I
EBO
W
W
0
C
TO-18 (TO-206AA)*
*See appendix A for
package outline
40
5.0
15
20
25
80
Vdc
Vdc
Vdc
Vdc
ηAdc
ηAdc
6 Lake Street, Lawrence, MA 01841
1-800-446-1158 / (978) 794-1666 / Fax: (978) 689-0803
Page 1 of 2
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120101
2N708 JANTX SERIES
ELECTRICAL CHARACTERISTICS (con’t)
Characteristics Symbol Min. Max. Unit
ON CHARACTERISTICS
(3)
Forward-Current Transfer Ratio
I
= 0.5 mAdc, V
C
I
= 10 mAdc, V
C
= 1.0 Vdc
CE
= 1.0 Vdc
CE
Collector-Emitter Saturation Voltage
IC = 10 mAdc, IB = 1.0 mAdc
Base-Emitter Voltage
IC = 10 mAdc, IB = 1.0 mAdc
IC = 1.0 mAdc, IB = 0.1 mAdc
DYNAMIC CHARACTERISTICS
Small-Signal Short-Circuit Forward Current Transfer Ratio
I
= 10 mAdc, V
C
= 10 Vdc, f = 100 MHZ
CE
Output Capacitance
VCB = 10 Vdc, IE = 0, f = 1.0 MHz
Input Capacitance
VEB = 0.5 Vdc, IC = 0, f = 1.0 MHz
SWITCHING CHARACTERISTICS
Charge Storage Time
IC = I
Turn-On Time
VBE ≈ -2.0 Vdc; IC ≈ 10 mAdc; I
Turn-Off Time
IC ≈ 10 mAdc; I
(3) Pulse Test: Pulse Width = 300µs, Duty Cycle ≤ 2.0%.
B1
= -I
B21
= 10 mAdc
≈ 3.0 mAdc, I
B1
≈ 3.0 mAdc
B1
≈ -1.0 mAdc
B2
V
V
h
hFE
CE(sat)
BE(sat)
fe
C
obo
C
ibo
ts
t
on
t
off
15
40
0.40
0.72
120
0.80
0.72
3.0 9.0
6.0
9.0
25
40
75
Vdc
Vdc
pƒ
pƒ
ηs
ηs
ηs
6 Lake Street, Lawrence, MA 01841
1-800-446-1158 / (978) 794-1666 / Fax: (978) 689-0803
Page 2 of 2
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