MTA, CST-100 II, SL-156 and
AMP Economy Power (EP) Connectors
MTA-156 IDC Posted Connectors (Wire-to-Wire)—Closed End, Feed-Thru
Closed End
Feed-Thru
Material and Finish
Housing —UL 94V-2 rated, nylon,
see chart for color
Contacts—Copper alloy, post tin or
.000030 [.00076] gold plated over
nickel
B
Dim.
B
Dim.
.105
[2.67]
1.010
[25.65]
.010
0.25
.105
[2.67]
1.010
[25.65]
A Dim.
.010
0.25
[
]
A Dim.
[
]
.156
.156
[3.96]
.487
[12.37]
Ref.
[3.96]
.487
[12.37]
Ref.
.370
[9.4]
.385
[9.78]
.370
[9.4]
.355
[9.02]
.045
[1.14] Sq.
.045
[1.14] Sq.
Notes:
Base Part Numbers
1. Mating half visuals - pages 36 thru 39.
2. Strain relief & dust covers - pages 40
& 41.
Closed End Connector1
Feed-Thru Connector1
Connector Type
& Wire Size
Part Nos.
RoHS Equiv.
Part Nos.
RoHS Equiv.
3. Approved wire listing - page 70.
Standard UL 94V-2, Tin Plated
Connector Ordering
Information
The “Base Part Numbers” Chart
at right shows the base part
number and number of circuits
available for the described
connectors.
18 AWG
641435
641436
641437
641438
641439
32, 33, 34, 36, 39, 42, 45, 54
32, 33, 34, 36, 39, 42, 45, 54
32, 33, 34, 36, 39, 42, 45, 54
32, 33, 34, 36, 39, 42, 45, 54
32, 33, 34, 36, 39, 42, 45, 54
641522
641523
641524
641525
641526
32, 33, 34, 36, 39, 42, 45, 54
32, 33, 34, 36, 39, 42, 45, 54
32, 33, 34, 36, 39, 42, 45, 54
32, 33, 34, 36, 39, 42, 45, 54
32, 33, 34, 36, 39, 42, 45, 54
0.8-0.9 mm2
20 AWG
0.5-0.6 mm2
22 AWG
0.3-0.4 mm2
24 AWG
0.2 mm2
Prefixes and suffixes are deter-
mined by the number of circuit
positions in the connector. For
example, the complete part
number for a 12-position
closed end connector for
18 AWG wire would be:
26 AWG
0.12-0.15 mm2
Standard UL 94V-2, .000030 [0.00076] Gold Plated
18 AWG
644807
32, 33, 34, 36, 39, 42, 45, 54
644812
32, 33, 34, 36, 39, 42, 45, 54
0.8-0.9 mm2
20 AWG
2
2
—
—
—
—
0.5-0.6 mm2
Base number 641435 plus
prefix-and-suffix
4- — -2
22 AWG
644809
32, 33, 34, 36, 39, 42, 45, 54
644814
32, 33, 34, 36, 39, 42, 45, 54
0.3-0.4 mm2
24 AWG
2
2
—
—
—
—
—
—
0.2 mm2
The correct ordering number is
26 AWG
2
2
—
—
0.12-0.15 mm2
4-641435-2
See page 15 for an explanation of
RoHS lead free equivalents.
Standard UL 94V-2, .000015 [0.00038] Gold Plated
18 AWG
647476
643995
32, 33, 34, 36, 39, 42, 45, 54
32, 33, 34, 36, 39, 42, 45, 54
647481
647497
32, 33, 34, 36, 39, 42, 45, 54
32, 33, 34, 36, 39, 42, 45, 54
0.8-0.9 mm2
Note: All RoHS equivalent part num-
bers may not be available upon cat-
alog release. If the number you
need is not available, please contact
Product Engineering to expedite
your request.
22 AWG
0.3-0.4 mm2
1 MTA-156 Posted Connectors (Closed End and Feed-Thru) will Only mate with MTA-156 connectors with locking
ramp and without polarizing tabs. They will NOT mate with MTA-156 Quad Connectors.
2
Parts can be made available upon request. Minimums may apply.
Color Coding by Wire Size
for UL 94V-2 Connectors
18 AWG —Orange
20 AWG—Yellow
22 AWG—Red
Dim.
Dim.
No. of
Circuits
No. of
Prefix/
Suffix
Suffix
-2
Circuits
A
B
A
B
.468
.316
1.560
39.62
2.028
51.51
2.496
63.40
3.900
99.06
1.408
35.76
2
3
4
6
9
-9
11.89
8.03
.624
15.85
.780
19.81
1.092
27.74
.472
11.99
.628
15.95
.940
23.88
1.876
-3
-4
-6
12
15
24
1- -2
1- -5
2- -4
47.65
24 AWG—White
26 AWG—Blue
2.344
59.54
3.748
95.20
Performance Data
Voltage Rating —600 VAC
Current Rating —7 amp max.
Low-Level Resistance —
7 m⍀ max. initial
Dielectric Withstanding Voltage—
1500 VAC/1 min.
Insulation Resistance—
5000 M⍀ min. initial
Operating Temperature —
-55Њ C to ϩ105Њ C
Replacement IDC Contacts
Technical Documents
Product Specification
108-1065 MTA-156 Posted
Connector
Wire Size
AWG
mm2
Part
Numbers
Material and Finish
18
20
22
24
26
0.8-0.9
0.5-0.6
0.3-0.4
0.2
3-641425-1
3-641426-1
3-641427-1
3-641428-1
Contacts—Copper alloy, post tin
.126
[3.20]
plated over nickel
Application Specification
114-1020 MTA-156 Connectors,
Posted Connectors and
0.12-0.15 3-641429-1
.840
[21.34]
.045
[1.14]
Sq.
.100
[2.54]
Card Edge Connectors
45
Catalog 82056
Revised 6-08
Dimensions are in inches and
Dimensions are shown for
reference purposes only.
Specifications subject
to change.
USA: 1-800-522-6752
South America: 55-11-2103-6000
Hong Kong: 852-2735-1628
Japan: 81-44-844-8013
millimeters unless otherwise
specified. Values in brackets
are metric equivalents.
Canada: 1-905-470-4425
Mexico: 52-55-1106-0800
C. America: 57-1-254-4444
www.tycoelectronics.com
UK: 44-208-420-8341
MACOM [ Tyco Electronics ]
