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
•
Switching Diode
•
Hermetic, non-cavity glass package
•
Metallurgically bonded
•
Upscreen to JANTX, JANTXV per MIL-PRF-19500/578,609 available
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
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
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
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
•
221 WEST INDUSTRY COURT
•
DEER PARK, NY 11729-4681
•
PHONE (631) 586-7600
•
FAX (631) 242-9798
•
•
World Wide Web - http://www.sensitron.com
•
E-Mail - sales@sensitron.com
•
1N6638/U
1N6639/U
1N6640/U
1N6641/U
1N6642/U
1N6643/U
SENSITRON
TECHNICAL DATA
DATA SHEET 4081, REV. A
Table: Metal pad sizes:
1C6638 thru 1C6643
D
0.011”
±
0.001”
1C4148
0.009”
±
0.001”
Top (anode) metallization:
Al, 25 kA minimum or
Ti/Ni/Ag, 30 kA minimum or
Ti/Ni/Au, 13 kA minimum or
Au, 10 kA minimum
Ti/Ni/Ag, 30 kA minimum or
Ti/Ni/Au, 12 kA minimum or
Au, 4 kA minimum
Bottom (cathode) metallization:
•
221 WEST INDUSTRY COURT
•
DEER PARK, NY 11729-4681
•
PHONE (631) 586-7600
•
FAX (631) 242-9798
•
•
World Wide Web - http://www.sensitron.com
•
E-Mail - sales@sensitron.com
•
SENSITRON
SEMICONDUCTOR
TECHNICAL DATA
DISCLAIMER:
1- The information given herein, including the specifications and dimensions, is subject to change without prior notice to improve product
characteristics. Before ordering, purchasers are advised to contact the Sensitron Semiconductor sales department for the latest version
of the datasheet(s).
2- In cases where extremely high reliability is required (such as use in nuclear power control, aerospace and aviation, traffic equipment,
medical equipment, and safety equipment), safety should be ensured by using semiconductor devices that feature assured safety or by
means of users’ fail-safe precautions or other arrangement.
3- In no event shall Sensitron Semiconductor be liable for any damages that may result from an accident or any other cause during
operation of the user’s units according to the datasheet(s). Sensitron Semiconductor assumes no responsibility for any intellectual
property claims or any other problems that may result from applications of information, products or circuits described in the datasheets.
4- In no event shall Sensitron Semiconductor be liable for any failure in a semiconductor device or any secondary damage resulting from
use at a value exceeding the absolute maximum rating.
5- No license is granted by the datasheet(s) under any patents or other rights of any third party or Sensitron Semiconductor.
6- The datasheet(s) may not be reproduced or duplicated, in any form, in whole or part, without the expressed written permission of
Sensitron Semiconductor.
7- The products (technologies) described in the datasheet(s) are not to be provided to any party whose purpose in their application will
hinder maintenance of international peace and safety nor are they to be applied to that purpose by their direct purchasers or any third
party. When exporting these products (technologies), the necessary procedures are to be taken in accordance with related laws and
regulations.
•
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Deer Park, NY 11729-4681
(631) 586-7600 FAX (631) 242-9798
•
•
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