MTA, CST-100 II, SL-156 and
AMP Economy Power (EP) Connectors
MTA-100 Polarized Headers—Straight and Right-Angle
Material and Finish
Straight Post (.025 [0.64] Square)
Right-Angle Post (.025 [0.64] Square)
Housing —UL94V-0 rated, polyester,
white
Posts—Copper alloy, tin plated,
.000030 [0.00076] or .000015
[0.00038] gold over nickel
.225
[5.72]
.225
[5.72]
.125
[3.18]
.125
[3.18]
Notes:
A
A
1. Post(s) can be omitted for keying
purposes. Specify the desired
post(s) to be omitted using the
figure to identify Post No. 1.
2. Gold headers are duplex plated,
gold on mating end of post and
tin on the solder tail.
.100
[2.54]
Typ.
.050
[1.27]
Typ.
.100
[2.54]
Typ.
.025
[0.64]
Sq.
.035
[0.89]
Min.
.025
[0.64]
Sq.
.035
[0.89]
Min.
.050
[1.27]
Typ.
3. All posts on retentive leg headers
are bent.
Post
No. 1
.295
[7.49]
.295
[7.49]
Post
4. To determine header overall
length (dim. A) multiply .100 x the
number of posts. Example: .100
x 10 posts equals 1.000 inch
[25.4 mm].
.290
.290
[7.37]
No. 1
[7.37]
.535
[13.59]
.100
[2.54]
.140
[3.56]
.140
[3.56]
Ref.
For mateability options, see
matrix on pages 12 and 13.
.140
[3.56]
Max.
For mating half visuals, see
pages 14, 15 and 31.
.100
[2.54]
Header Ordering
Information
The “Base Part Numbers”
Chart at right shows the base
part number.
.125
[3.18]
Ref.
34°
Prefixes and suffixes are deter-
mined by the number of post
positions in the header. For
example, the complete part
number for a 10-position header
with straight posts would be:
Base number 641213 plus
prefix-and-suffix
4- — -0
.135
[3.43]
Ref.
34°
Retentive Leg
Retentive Leg
.050/.040 Dia. for straight
[1.27/1.02] leg headers
.050/.040 Dia. for straight
[1.27/1.02] leg headers
.002
0.05
.002
0.05
.037
[0.94
Dia. for retentive
] leg headers
.037
[0.94
Dia. for retentive
] leg headers
Edge of Board
Edge of Board
The correct ordering number is
X = .110 [2.79] min., .160 [4.06]
max. when mated with
MTA-100 Connector.
X = .110 [2.79] min., .120 [3.05]
4-641213-0
.100
[2.54]
Typ.
.130
[3.30]
Min.
X
.100
[2.54]
Typ.
All part numbers are the RoHS
equivalent version. Example:
max. when mated with
CST-100 II Connector.
Lead Free
No. of
Pos.
RoHS
Recommended Mounting Hole Pattern
for .062 [1.57] Thk. PC Board
Recommended Mounting Hole Pattern for
.062 [1.57] Thk. PC Board
Prefix/Suffix
2
3-641213-2
thru
Note: Consult Product Drawing for details
on placing headers onto PC boards.
28
5-641213-8
See page 15 for an explanation of
RoHS lead free equivalents.
Base Part Numbers
Straight Posts
Without
Retentive Legs
Right-Angle Posts
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.
With
Retentive Legs
Without
With
Retentive Legs
Retentive Legs
Header
Part Nos.
RoHS
Equiv.
Header
Part Nos.
RoHS
Equiv.
Header
RoHS
Equiv.
Header
RoHS
Equiv.
Part Nos.
640455
641214
641125
Part Nos.
644877
—
Standard UL94V-0, Tin Plated
640454 2–28
644876
2–28
—
2–28
32–58
32–58
2–28
—
Note:
Select load headers (omitted pin
headers) are available upon request.
Please contact product engineer or
product manager for details.
Standard UL94V-0, .000030 [0.00076] Gold Plated
641213 32–58
Standard UL94V-0, .000015 [0.00038] Gold Plated
641124 32–58
—
—
—
—
—
23
Catalog 82056
Revised 6-08
Dimensions are in inches and
millimeters unless otherwise
specified. Values in brackets
are metric equivalents.
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
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 ]
