SENSITRON
SEMICONDUCTOR
TECHNICAL DATA
DATA SHEET 4081, REV. A
1N6638/U
1N6639/U
1N6640/U
1N6641/U
1N6642/U
1N6643/U
SIGNAL OR COMPUTER DIODE 1N6638 THRU 1N6643
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Switching Diode
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Hermetic, non-cavity glass package
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Metallurgically bonded
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Manufacture & screen to TX/TXV/JANS per MIL-PRF-19500/578,609 using Sensitron specification, 7700-409X
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Physical dimensions: Axial lead similar to DO-35 and surface mount similar to (D-5D)
Maximum ratings T
A
=+25
o
C:
Types
V
BR
V
RWM
Io
1N6638,1N6638U
1N6639,1N6639U
1N6640,1N6640U
1N6641,1N6641U
1N6642,1N6642U
1N6643, 1N6643U
V(pk)
150
100
75
75
100
75
V(pk)
125
75
50
50
75
50
MA
300
300
300
300
300
300
I
FSM
Tp=1/120
s
A(pk)
2.5
2.5
2.5
2.5
2.5
2.5
T
STG
, T
J
o
R
θJL
L=.375
o
R
θJEC
L=0
o
Z
θJX
o
C
-65 to +175
-65 to +175
-65 to +175
-65 to +175
-65 to +175
-65 to +175
C/W
160
160
160
160
160
160
C/W
50
50
50
50
50
50
C/W
25
25
25
25
25
25
Axial
melf
1N6638 thru 1N6643
PACKAGE DIMENSIONS - INCHES ( MILLIMETERS)
STYLE
G
L
φB
φD
.018/.022 .056/.080 .130/.180 1.00/1.50
DO-35
0.46/0.56 1.42/2.03 3.30/4.57 25.4/38.10
1N6638U thru 1N6643U
PACKAGE DIMENSIONS - INCHES ( MILLIMETERS)
STYLE
BL
BD
S
ECT
.165/.195
.070/.085
0.003 Min
.019/.028
D-5D
4.19/4.95
1.78/2.16
0.48/0.71
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221 WEST INDUSTRY COURT
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DEER PARK, NY 11729-4681
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PHONE (631) 586-7600
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FAX (631) 242-9798
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World Wide Web - http://www.sensitron.com
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E-Mail - sales@sensitron.com
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SENSITRON [ SENSITRON ]
