3M
Interconnect Solutions
http://www.3M.com/interconnects/
3M is a trademark of 3M Company.
For technical, sales or ordering information call
800-225-5373
3M 4-Wall, Tripolarized Header
.050 × .100 Latch/Ejector, PTH & SMT Straight, PTH Right Angle 810 Series
Physical
Electrical
Environmental
* RoHS = Directive 2002/95/EC, Restriction of the Use of Certain Hazardous Substances in Electrical and Electronic Equipment
"RoHS compliant" means that the product or part does not contain any of the following substances in excess of the following maximum concentration values
in any homogeneous material, unless the substance is in an application that is exempt under RoHS: (a) 0.1% (by weight) for lead, mercury, hexavalent
chromium, polybrominated biphenyls or prolybromianted diphenyl ethers; or (b) 0.01% (by weight) for cadmium. Unless otherwise stated by 3M in writing,
this information represents 3M's knowledge and belief based upon information provided by third party suppliers to 3M.
Insulation
Material: High Temperature Plastic (LCP)
Flammability: UL 94V-0
Color: Black (RoHS compliant) or Natural
Contact
Material: Copper Alloy
Plating
Underplating: 100 µ″ [ 2.54 µm ] Nickel
Wiping Area: 30 µ″ [ 0.76 µm ] Gold
Solder Tails: 300 µ″ [7.6 µm ] Matte Tin (RoHS compliant) or Tin-Lead (see
ordering information)
Terminal Finish Indicator: e3 (ref JESD97)
Marking: 3M Logo, Part Number and Orientation Triangle
Current Rating: 0.5 A
Insulation Resistance: > 1 × 109 at 500 Vdc
Withstanding Voltage: 500 Vrms at Sea Level
Temperature Rating: -55°C to +105°C
Process Rating: Maximum 260°C (per J-STD-020C)
Moisture Sensitivity Level: 1 (per J-STD-020C)
TS-0253-29
Sheet 1 of 7
Tripolarization to mating socket
•50 mil × 100 mil halves the connector length
Latch and eject for rugged high performance
applications
Available for thru hole or surface mount
attachment
High temperature plastic
Four-wall shroud provides contact protection
Contacts: 20, 26, 36, 40, 50, 60, 68, 80 and 100
RoHS* compliant version available (RB plating
suffix)
Date Modified: September 2, 2005
UL File No.: E68080
3M
Interconnect Solutions
http://www.3M.com/interconnects/
3M is a trademark of 3M Company.
For technical, sales or ordering information call
800-225-5373
3M 4-Wall, Tripolarized Header
.050 × .100 Latch/Ejector, PTH & SMT Straight, PTH Right Angle 810 Series
Table 1
Contact
Qty
Dimensions
A B C D Short
Ref
D Long
Ref
020 1.060
[26.92] .722
[18.34] .500
[12.70] 1.671
[42.44] 1.842
[46.77]
026 1.210
[30.73] .872
[22.15] .850
[16.51] 1.817
[46.15] 1.987
[50.47]
036 1.460
[37.08] 1.122
[28.50] .900
[22.86] 2.070
[52.58] 2.274
[57.76]
040 1.560
[39.62] 1.222
[31.04] 1.000
[25.40] 2.170
[55.12] 2.365
[60.07]
050 1.810
[45.97] 1.472
[37.39] 1.250
[31.75] 2.421
[61.49] 2.609
[66.27]
060 2.060
[52.32] 1.722
[43.74] 1.500
[38.10] 2.671
[67.84] 2.872
[72.95]
068 2.260
[57.40] 1.922
[48.82] 1.700
[43.18] 2.870
[72.90] 3.083
[78.31]
080 2.560
[65.02] 2.222
[56.44] 2.000
[50.80] 3.178
[80.72] 3.370
[85.60]
100 3.060
[77.72] 2.722
[69.14] 2.500
[63.50] 3.676
[93.37] 3.875
[98.43]
Table 2
PCB Thickness “F” Solder Tail Length ± .010
.062 [15.7] .090 [2.29]
.094 [2.39] .112 [2.79]
.125 [3.18] .143 [3.63]
TS-0253-29
Sheet 2 of 7
.0 .00 .000
inch ±.1 ±.01 ±.005
[ ] Dimensions for Reference
Onl
y
Tolerance Unless Noted
[m m ]
Inch
Ordering Information
Notes:
1. This polarization bump does not exist on the 20 position header.
2. Recommended to be mated to the .050 X .100 Wiremount Socket 82XXX Series.
Ejector Latch
Long
3505-28 (natural)
3505-28B (black)
Short
3505-29 (natural)
3505-29B (black)
Ejector/Latch System:
0 = None
5 = With Short Ejectors Installed
6= With Long Ejector Latches Installed
Contact Tail:
2 = Solder Tail for .062 [ 1.57 ] PC Board
3 = Solder Tail for .094 [ 2.39 ] PC Board
4 = Solder Tail for .125 [ .318 ] PC Board
Contact Quantity
(See Table 1)
81XXX-5X0X03-XX
A
B
C
.015 X .015
[0.38] X [0.38]
See Note 1
Position 2
2X .092
[2.34]
.310
[7.87] Position 1
.050 Typ
[1.27]
.100 Ref
[2.54]
.015 X .015
[0.38] X [0.38]
D
Position 1
Orientation Triangle
.440 ± .010
[11.18]
.620 Ref
[ 15.75 ] .405
[10.29]
.265
[6.73]
2X Ø.116
[2.95] .105
[2.67]
.160 Ref
[4.06]
.306 Ref
[7.77]
“F” (See Table 2)
.015
[0.38]
.140 ± .010
[3.56]
Short Latch
Long Latch
.165 ± .010
[ 4.19 ]
.828 Ref
[ 21.03 ]
Plating suffix:
blank = tin lead tails
RB = matte tin tails
(RoHS compliant)
3M
Interconnect Solutions
http://www.3M.com/interconnects/
3M is a trademark of 3M Company.
For technical, sales or ordering information call
800-225-5373
3M 4-Wall, Tripolarized Header
.050 × .100 Latch/Ejector, PTH & SMT Straight, PTH Right Angle 810 Series
Table 3
Ejector Latches Dimension E Min
None .575 [14.61]
Long 1.010 [25.65]
Short .885 [22.48]
TS-0253-29
Sheet 3 of 7
Notes:
1. Recommended to process PC Boards through the solder bath such that the connector enters end first (two solder tails at a time).
This will help prevent solder bridging.
2. A Dummy or Solder Thief Solder Pad at the end of each row is recommended on the bottom or solder side of the PC.
Board in order to help prevent solder bridging on the end solder tails. The solder thiefs are only required on the end of the
rows which leave the solder bath last.
3. In order to facilitate flow soldering. It is recommended that ejector latches be installed after the soldering process.
*Solder Thief Solder Pads
(See Note 2)
.050 ± .002
[1.27]
.100 ± .002
[2.54]
.045 - .060
[1.14] - [1.52]
.025 - .035
[0.64] - [0.89]
*Solder Thief Solder Pads required only on Solder side of PC Board.
View A
Ø.024 ± .003 Typ
[0.64]
.050 ± .002 Typ
[1.27]
Tolerance Noncumulative
Flow Solder
Direction
Position 2
Position 1
.100 ± .002
[2.54]
2X Ø .109 ± .002
[2.77] Ø.024 ± .003 Typ
[0.64]
Recommended Mounting Hole Pattern
(Shown for mounting side of PC Board)
C ± .002
E
.025 ± .002
[0.64]
.355 Max
[9.02]
.305 Min
[7.75]
.160 ± .002
[4.06]
View A
3M
Interconnect Solutions
http://www.3M.com/interconnects/
3M is a trademark of 3M Company.
For technical, sales or ordering information call
800-225-5373
3M 4-Wall, Tripolarized Header
.050 × .100 Latch/Ejector, PTH & SMT Straight, PTH Right Angle 810 Series
Table 1
Contact
Qty
Dimensions
A B C Short Ref C Long Ref D
020 1.060 [26.92] .722 [18.34] 1.671 [42.44] 1.842 [46.77] .860 [21.84]
026 1.210 [30.73] .872 [22.15] 1.817 [46.15] 1.987 [50.47] 1.010 [25.65]
036 1.460 [37.08] 1.122 [28.50] 2.070 [52.58] 2.274 [57.76] 1.260 [32.00]
040 1.560 [39.62] 1.222 [31.04] 2.170 [55.12] 2.365 [60.07] 1.360 [34.54]
050 1.810 [45.97] 1.472 [37.39] 2.421 [61.49] 2.609 [66.27] 1.610 [40.89]
060 2.060 [52.32] 1.722 [43.74] 2.671 [67.84] 2.872 [72.95] 1.860 [47.24]
068 2.260 [57.40] 1.922 [48.82] 2.870 [72.90] 3.083 [78.31] 2.060 [52.32]
080 2.560 [65.02] 2.222 [56.44] 3.178 [80.72] 3.370 [85.60] 2.360 [59.94]
100 3.060 [77.72] 2.722 [69.14] 3.676 [93.37] 3.875 [98.43] 2.860 [72.64]
TS-0253-29
Sheet 4 of 7
A
B
See Note 1
Position 2
.310
[7.87]
Position 1
.015 X .015
[ 0.38 ] X [ 0.38 ]
.050 Typ
[1.27]
.100 Ref
[2.54]
.265 [6.73]
.140 ±
.010
“F”
(See Table 2)
.100
[2.54]
Ordering Information
81XXX-6X0X0X-XX
Ejector/Latch System:
0 = None
5 = With Short Ejectors Installed
6 = With Long Ejector latches Installed Contact Tail: (See Table 2)
2 = Solder Tail for .062 [ 1.57 ] PC Board
3 = Solder Tail for .094 [ 2.39 ] PC Board
4 = Solder Tail for .125 [ .318 ] PC Board
Contact Quantity
(See Table 1)
Board Mounting Options:
1 = None
3 = Press fit posts both ends
Header
Notes:
1. This polarization bump does not exist
on the 20 position header.
2. Recommended to be mated to the
.050 x .100 82XXX Series Socket.
PCB Thickness "F" Solder Tail Length ± .010
.062 [15.7] .090 [2.29]
.094 [2.39] .112 [2.79]
.125 [3.18] .143 [3.63]
Table 2
Ejector Latch
Long
3505-28 (natural)
3505-28B (black)
Short
3505-29 (natural)
3505-29B (black)
Plating suffix:
blank = tin lead tails
RB = matte tin tails
(RoHS compliant)
3M
Interconnect Solutions
http://www.3M.com/interconnects/
3M is a trademark of 3M Company.
For technical, sales or ordering information call
800-225-5373
3M 4-Wall, Tripolarized Header
.050 × .100 Latch/Ejector, PTH & SMT Straight, PTH Right Angle 810 Series
TS-0253-29
Sheet 5 of 7
.0 .00 .000
inch ±.1 ±.01 ±.005
[ ] Dim ensions for R eference
Onl
y
Tolerance Unless Noted
[mm]
Inch
Notes:
1. Recommended to process PC Boards through the solder bath such that the connector enters end first (two solder tails at a time).
This will help prevent solder bridging.
2. A Solder Thief Solder Pad (Dummy Pad) at the end of each row is recommended on the bottom or solder side of the PC
Board in order to help prevent solder bridging on the end solder tails. The Solder Thiefs are only required on the end of the
rows which leave the solder bath last.
Ejector/Latches Dimension E (Min)
None .215 [ 5.46 ]
Long .650 [16.51]
Short .525 [13.34]
Table 3
VIEW A
2X .205 ± .003
[5.21]
.050 ± .002 Typ
[1.27]
Tolerance Noncumulative
Flow Solder
Direction
.160 Min
[4.06]
.050 ± .003
[1.27]
.100 ± .002
[2.54]
.225 Min
[5.72]
.100 ± .002
[2.54]
2X .109 ± .002
[2.77]
Recommended Mounting Hole Pattern
D ± .002
E
.025 ± .003 Typ
[0.64]
View A
(Shown for mounting side of PC Board)
.050 ± .002
[1.27]
.025 ± .003
[0.64]
.100 ± .002
[2.54]
.045 - .060
[1.14] - [1.52]
.025 - .035
[0.64] - [0.89]
*Solder Thief Solder Pads required only on
Solder side of PC Board.
View A
*Solder Thief
Solder Pads
(See Note2)
3M
Interconnect Solutions
http://www.3M.com/interconnects/
3M is a trademark of 3M Company.
For technical, sales or ordering information call
800-225-5373
3M 4-Wall, Tripolarized Header
.050 × .100 Latch/Ejector, PTH & SMT Straight, PTH Right Angle 810 Series
Table 1
Contact
Qty
Dimensions
A B D Short
Ref
D Long
Ref
tape &
suffix reel
020 1.060
[26.92] .722
[18.34] 1.671
[42.44] 1.842
[46.77] WD
026 1.210
[30.73] .872
[22.15] 1.817
[46.15] 1.987
[50.47]
WE
036 1.460
[37.08] 1.122
[28.50] 2.070
[52.58] 2.274
[57.76]
040 1.560
[39.62] 1.222
[31.04] 2.170
[55.12] 2.365
[60.07]
050 1.810
[45.97] 1.472
[37.39] 2.421
[61.49] 2.609
[66.27] WF
060 2.060
[52.32] 1.722
[43.74] 2.671
[67.84] 2.872
[72.95]
068 2.260
[57.40] 1.922
[48.82] 2.870
[72.90] 3.083
[78.31] WG
080 2.560
[65.02] 2.222
[56.44] 3.178
[80.72] 3.370
[85.60]
100 3.060
[77.72] 2.722
[69.14] 3.676
[93.37] 3.875
[98.43] WH
TS-0253-98
Sheet 6 of 7
.0 .00 .000
inch ±.1 ±.01 ±.005
[ ] Dim ensions for Reference
Onl
y
Tolerance Unless N oted
[mm]
Inch
Ordering Information Header
Ejector/Latch System:
0 = None
5 = With Short Ejectors Installed
6 = With Long Ejector Latches Installed
Board Mounting Options:
1 = None
4 = Press Fit Post Mount at Position 1 end
7 = Metal retention clips
8 = #1 end press fit post & metal retention clips
Contact Quantity
(See Table 1)
81XXX-6X0C0X-XX-XX
Packaging Options:
Blank = Trays
WX = Tape & Reel Package
(see table)
Notes:
1. This polarization bump does not exist on the 20 position header.
2. Recommended to be mated to the .050 X .100 82XXX Series Wiremount Socket.
A
B
.015 X ..015
[0.38] X [0.38]
See Note 1
Position 2
.310
[7.87]
Position 1
.050 Typ
[1.27]
.100 Ref
[2.54]
.346 ± .010
[8.79]
.140 ± .010
[3.56]
.265
[6.73]
Position 1
Orientation
Triangle
.440 ± .010
[11.18]
.620 Ref
[15.75]
D
.165 ± .010
[4.19]
Short Latch
Long Latch
.092
[2.34] Optional Single Press
Fit Post Mount/Alignment
Feature
.116
[2.95]
Optional Metal
Clip Retention
.015
[0.38]
.405
[10.29]
.828 Ref
[21.03]
.080
[2.03]
Ejector Latch
Long
3505-28 (natural)
3505-28B (black)
Short
3505-29 (natural)
3505-29B (black)
Plating suffix:
blank = tin lead tails
RB = matte tin tails
(RoHS compliant)
3M
Interconnect Solutions
http://www.3M.com/interconnects/
3M is a trademark of 3M Company.
For technical, sales or ordering information call
800-225-5373
3M 4-Wall, Tripolarized Header
.050 × .100 Latch/Ejector, PTH & SMT Straight, PTH Right Angle 810 Series
Ejector Latches Dimensions
H Min
No .775 [19.69]
Short 1.085 [27.56]
Long 1.21 [30.73]
No. of Positions Dimensions
F G
20 .450 [11.43] N/A
26 .600 [15.24] N/A
36 .850 [21.59] N/A
40 .950 [24.13] N/A
50 1.200 [30.48] .025 [6.35]
60 1.450 [36.83] 0.000
68 1.650 [41.91] 0.000
80 1.950 [49.53] 0.000
100 2.450 [62.23] 0.000
TS-0253-29
Sheet 7 of 7
Recommended Mounting Hole Pattern
(Shown for mounting side of PC Board)
.050 ± .002 Typ
[1.27]
Tolerance Noncumulative
2X .075 ± .002
[1.09]
.205 ± .003
[5.21]
.376
[9.55]
.280
[7.11]
H
Optional Drilled Hole
for Plastic Post
.109 ± .002
[2.77]
.220 ± .003
[5.59]
.158 ± .002
[3.96]
See Detail A
F
.029 ± .001
[0.74]
Position 2
.110 ± .002
[2.79]
Position 1
C
L
C
L
C
L
C
L
G
.065 ± .002 Typ
[1.65]
Typ, Full R
Detail A
Optional plated thru hole
for metal clip retention
.042 ± .003 Typ (Plated thru hole)
[1.07]
3
Printed in USA.
© 3M 2005
Minimum 10%
Post-Consumer Fiber
Important Notice
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related to 3M’s products are based on information believed to be
reliable, but the accuracy or completeness is not guaranteed.
Before using this product, you must evaluate it and determine if it
is suitable for your intended application. You assume all risks and
liability associated with such use. Any statements related to the
product which are not contained in 3M’s current publications, or
any contrary statements contained on your purchase order shall
have no force or effect unless expressly agreed upon, in writing,
by an authorized officer of 3M.
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This product will be free from defects in material and manufacture
for a period of 90 days from the time of purchase. 3M MAKES
NO OTHER WARRANTIES INCLUDING, BUT NOT LIMITED
TO, ANY IMPLIED WARRANTY OF MERCHANTABILITY OR
FITNESS FOR A PARTICULAR PURPOSE. If this product is
defective within the warranty period stated above, your exclusive
remedy shall be, at 3M’s option, to replace or repair the 3M
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special, incidental or consequential loss or damage arising
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Electronics
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www.3M.com/electronics