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Dimensions in mm (inches).
71
Use #1-40 (M2) self tapping screw to fix PCB.
A
B
+.000
C
+.008
D
E
F
G
±
0.2 (
±
.008)
±
0.4 (
±
.016)
B
E
A
±
0.5 (.006)
D
±
0.2 (.008)
2.5 (.098)
±
0.2 (.008)
0.3 X 0.4
(.012 X .016)
2 holes 1.7 (.067) DIA.
4 (.157) depth
1.905
(.075)
G
±
0.2 (.008)
F
C
4.9
(.193)
2.4 (.094)
(Expansion Post)
1.27 (.050)
±
0.1 (.004)
(pitch)
4 (.157)
(See Note 1)
6
±
3
(
2
(
3
(
4.1
(.161)
4
(
2
(
No. 1
Polarizing Boss
N/2
2 holes, DIA.
2.2 (.087)
Polarizing Boss
1.27 (.050)
±
0.05 (.002)
(pitch)
2.54 (.100)
REF.
2.54
(.100)
REF.
0.8 (.031)
DIA.
1.905
(.075)
1
1
A
±
0.1 (.004)
G
±
0.1 (.004)
No. 1
N/2
2 holes, DIA.
2.2 (.087)
±
0.05 (.002)
Polarizing Boss
1.27 (.050)
±
0.05 (.002)
(pitch)
5.08 (.200)
REF.
5.08
(.200)
REF.
0.8 (.031)
DIA.
1.905
(.075)
1
A
±
0.1 (.004)
C
±
0.1 (.004)
No. 1
N/2
1
1.4
(.055)
3
(.118)
1
(
6
(
SOCKET RECEPTACLE
(With Mounting Ears)
TX4-ST-M—Straight Through Hole Type
POLARIZATION KEY: 201-50054
MATERIAL: Glass-filled PBT (Yellow-green)
Installed in the connector mounting ears,
these keys will allow 16 different polariza-
tion schemes.
Without Expansion Posts (N)
(26, 30, 34, 50 Contacts)
With Expansion Posts (H)
With Expansion Posts
(20, 40, 60, 68, 80, 100 Contacts)
Without Expansion Posts
(With mounting screw holes)
(20, 40, 60, 68, 80, 100 Contacts)
PCB Hole Pattern
Note 1:For 80 and 100 position connectors, two polarizing bosses
are provided. For other contact arrangements, one
polarizing boss is provided at the center.
( )
No. of
Contacts
Part Number
With Expansion Post
TX4- 20S-D2ST-MH1
TX4- 26S-D2ST-MH1
TX4- 30S-D2ST-MH1
TX4- 34S-D2ST-MH1
TX4- 40S-D2ST-MH1
TX4- 50S-D2ST-MH1
TX4- 60S-D2ST-MH1
TX4- 68S-D2ST-MH1
TX4- 80S-D2ST-MH1
TX4-100S-D2ST-MH1
Without Expansion Post
TX4- 20S-D2ST-MN1
TX4- 26S-D2ST-MN1
TX4- 30S-D2ST-MN1
TX4- 34S-D2ST-MN1
TX4- 40S-D2ST-MN1
TX4- 50S-D2ST-MN1
TX4- 60S-D2ST-MN1
TX4- 68S-D2ST-MN1
TX4- 80S-D2ST-MN1
TX4-100S-D2ST-MN1
+0
-0.2
17.43 ( .686)
21.24 ( .836)
23.78 ( .936)
26.32 (1.036) 29.12 (1.146)
30.13 (1.186) 32.93 (1.296)
36.48 (1.436) 39.28 (1.546)
42.83 (1.686) 45.63 (1.796)
47.91 (1.886) 50.71 (1.996)
55.53 (2.186) 58.33 (2.296)
68.23 (2.686) 71.03 (2.796)
( )
+0.2
-0.1
20.23 ( .796)
24.04 ( .946)
26.58 (1.046)
20
26
30
34
40
50
60
68
80
100
11.43 ( .450)
15.24 ( .600)
17.78 ( .700)
20.32 ( .800)
24.13 ( .950)
30.48 (1.200)
36.83 (1.450)
41.91 (1.650)
49.53 (1.950)
62.23 (2.450)
21.59 ( .850)
25.40 (1.000)
27.94 (1.100)
30.48 (1.200)
34.29 (1.350)
40.64 (1.600)
46.99 (1.850)
52.07 (2.050)
59.69 (2.350)
72.39 (2.850)
23.23 ( .915)
27.04 (1.065)
29.58 (1.165)
32.12 (1.265)
35.93 (1.415)
42.28 (1.665)
48.63 (1.915)
53.71 (2.115)
61.33 (2.415)
74.03 (2.915)
28.6(1.126)
32.4(1.276)
35.0(1.378)
37.5(1.476)
41.3(1.626)
47.7(1.878)
54.0(2.126)
59.1(2.327)
66.7(2.626)
79.4(3.126)
16.51 ( .650)
20.32 ( .800)
22.86 ( .900)
25.40 (1.000)
29.21 (1.150)
35.56 (1.400)
41.91 (1.650)
46.99 (1.850)
54.61 (2.150)
67.31 (2.650)
TX4/TX5 SERIES CONNECTORS
1.27mm (.050") Contact Spacing, PCB-to-PCB Connectors