Dimensions in mm (inches).
TX1/TX2/TX3 SERIES CONNECTORS
1.27mm (.050") Contact Spacing, PCB-to-Cable Connectors
2
R
3.6 (.142)
REF.
11 (.433)
±
0.25 (.010)
PIN HEADER WITH LATCHING MECHANISM
TX3-ST—Straight Through Hole Type
Note: For short lever type, do not use strain relief
on the mating IDC socket connector.
Part Number
Short Latch Type
With Expansion Post
TX3- 20P-D2ST-SH1
TX3- 26P-D2ST-SH1
TX3- 30P-D2ST-SH1
TX3- 34P-D2ST-SH1
TX3- 40P-D2ST-SH1
TX3- 50P-D2ST-SH1
TX3- 60P-D2ST-SH1
TX3- 68P-D2ST-SH1
TX3- 80P-D2ST-SH1
TX3-100P-D2ST-SH1
Standard Latch Type
No. of
Contacts
20
26
30
34
40
50
60
68
80
100
TX3- 20P-D2ST-LH1
TX3- 26P-D2ST-LH1
TX3- 30P-D2ST-LH1
TX3- 34P-D2ST-LH1
TX3- 40P-D2ST-LH1
TX3- 50P-D2ST-LH1
TX3- 60P-D2ST-LH1
TX3- 68P-D2ST-LH1
TX3- 80P-D2ST-LH1
TX3-100P-D2ST-LH1
TX3- 20P-D2ST-LN1
TX3- 26P-D2ST-LN1
TX3- 30P-D2ST-LN1
TX3- 34P-D2ST-LN1
TX3- 40P-D2ST-LN1
TX3- 50P-D2ST-LN1
TX3- 60P-D2ST-LN1
TX3- 68P-D2ST-LN1
TX3- 80P-D2ST-LN1
TX3-100P-D2ST-LN1
TX3- 20P-D2ST-SN1
TX3- 26P-D2ST-SN1
TX3- 30P-D2ST-SN1
TX3- 34P-D2ST-SN1
TX3- 40P-D2ST-SN1
TX3- 50P-D2ST-SN1
TX3- 60P-D2ST-SN1
TX3- 68P-D2ST-SN1
TX3- 80P-D2ST-SN1
TX3-100P-D2ST-SN1
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)
30.4 (1.197)
34.2 (1.346)
36.8 (1.449)
39.3 (1.547)
43.1 (1.697)
49.5 (1.949)
55.8 (2.197)
60.9 (2.398)
68.5 (2.697)
81.2 (3.197)
With Expansion Post
Without Expansion Post
Without Expansion Post
A
C
D
±
0.4 (
±
.016)
SHORT LATCH TYPE
D
C
±
0.2 (.008)
A
±
0.15 (.006)
14.6 (.575)
2
±
1.27 (.050)
±
0.1 (.004)
(pitch)
5 (.197)
REF.
1.905 (.075)
4.2 (.165)
(See Note 2)
2.4 (.094)
(Note 1)
0.4 (.016) square
2
R
6
±
4
(
2
±
4
(
STANDARD LATCH TYPE
Note 1: Above figure shows the connector with expansion post. Without-expansion-
post type is also available.
Note 2: For 80 and 100 position connectors, two polarizing keyways are provided. For
other contact arrangements, one polarizing keyway is provided at the center.
Refer to PCB Mounting Hole Dimension Illustration.