D Cannon D-Subminiature Accessories
Metal Backshell
Die Cast Zinc Backshell, Straight Exit, EMI Shielded
9 and 15
25
37 and 50
Position
B
A
Position
B
C
D
A
Position
B
C
D
A
D
F
E Dia.
F
E Dia.
F
E Dia.
Die cast metal backshells reduce EMI/RFI emis-
sions. Die cast metal backshells offer improved
shielding in a rugged package.
Shell
Size Layout
DE 9
DA 15
Part
Number
980-2000-345
980-2000-346
A
±0,13 (.005)
31,12 (1.225)
39,12 (1.540)
B
±0,13 (.005)
37,21 (1.465)
40,64 (1.600)
C D ?E F
±0,13 (.005) ±0,13 (.005) ±0,13 (.005) ±0,13 (.005)
15,75 (.620) 15,75 (.620) 10,16 (.400) 24,99 (.984)
15,75 (.620) 15,75 (.620) 10,16 (.400) 33,32 (1.312)
Product Features
? Improves conformance to FCC DOC
#20780 shielding requirements
? No crimp ferrule tooling needed
? Kit consists of 1 front shell, 1 rear shell,
2 screws, 2 hex nuts, 2 mounting screws,
2 end brackets, 1 set of compression
inserts
Attenuation
DB 25 980-2000-347
DC 37 980-2000-348
DD 50 980-2000-349
Specifications
Attenuation:
Temperature Range:
53,09 (2.090) 39,37 (1.550)
69,34 (2.730) 45,72 (1.800)
66,70 (2.626) 45,72 (1.800)
-50 dB @ 1000MHz
-20o C to 80o C
17,53 (690) 15,75 (.620)
21,95 (.864) 15,75 (.620)
21,95 (.864) 18,54 (.730)
Materials and Finishes
Backshell Material:
Backshell Finish:
Compression Inserts:
Hardware Material:
Hardware Finish:
13,34 (.525) 47,17 (1.857)
18,44 (.726) 63,50 (2.500)
18,44 (.726) 61,11 (2.406)
Zinc
Clear Zinc
PVC
Steel
Clear Zinc
0
-10
-20
Diecast Shell Shielding Performance
db
-30
-40
-50
-60
-70
100
Mhz
1000
Compression inserts (included with die cast zinc metal backshell)
Compression inserts accommodate a wide variety
of cable sizes.
9 and 15 Position*
25 Position*
1
37 and 50 Position*
Position
9,15
25
37,50
Cable Diameter
4,83/8,89 (.190/.350)
4,83/11,68 (.190/.460)
7,62/17,27 (.300/.680)
1
3
5
4
2
2
3
4
5
6
1
2
3
4
5
* Inserts may be supplied mirror image.
Position
O.D.
#1
I.D.
O.D.
#2
I.D.
O.D.
#3
I.D.
O.D.
#4
I.D.
O.D.
#5
I.D.
O.D.
#6
I.D.
9,15
12,07 (.475)
8,13 (.320)
9,14 (.360)
8,00 (.315)
9,14 (.360)
6,48 (.255)
9,14 (.360)
7,24 (.285)
9,14 (.360)
5,33 (.210)
— —
25
15,24 (.600)
11,43 (.450)
11,43 (.450)
10,41 (.410) 11.43 (.450)
9,40 (.370)
11.43 (.450)
7,62 (.300)
11.43 (.450) 5,84 (.230)
— —
37.50
16,64 (.655)
14,48 (.570)
17,78 (.700)
15,75 (.620) 20,57 (.810)
16,51 (.650) 16,64 (.655)
12,70 (.500)
16,64 (.655) 10,80 (.425) 16,64 (.655) 8,89 (.350)
Specifications and dimensions subject to change
4
Dimensions shown in mm (inch)
www.ittcannon.com
相关PDF资料
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