Variety of pin lengths and plating options available
See the Regulatory Information Appendix (RIA) in
the “RoHS compliance” section of
www.3Mconnectors.com for compliance information
(RIA E1 & C1 apply)
Date Modified: July 20, 2012
TS-0005-B
Sheet 1 of 4
Physical
Insulation:
Material: Glass Filled Polyester (PBT)
Flammability: UL 94V-0
Color: Gray
Contact:
Material: Copper Alloy
Plating:
Underplating: 100 μ″ [ 2.54 μm ] Nickel
U-Slot and Solder Tails: 10 μ″ [ 0.25 μm] Gold or 200 μ″ [ 5.08 μm] Tin Lead
Wire Accommodation: 26 and 28 AWG Solid and Stranded
Marking:
3M Logo and Part Identification Number
Electrical
Current Rating:
1 A
Insulation Resistance:
>1 × 10
9
Ω
at 500 V
DC
Withstanding Voltage:
1,000 V
RMS
at Sea Level
Environmental
Temperature Rating:
-55°C to +105°C
Process Rating:
Maximum molded insulator temperature 191°C. Maintain terminated cable
temperature below 160°C. (Solder Wave Process Only)
UL File No.: E68080
3
Electronic Solutions Division
Interconnect Solutions
http://www.3Mconnectors.com
3M is a trademark of 3M Company.
For technical, sales or ordering information call
800-225-5373
3M
™
PCB Connector
.100″ Four Row
.40
[ 10.2 ]
3400 Series
In c h
[m m ]
T o le ra n c e U n le s s N o te d
.0
in c h
± .1
.0 0
.0 0 0
± .0 1 ± .0 0 5
No
XXXX
Center Contact
Layout Detail
Bottom View
3422, 3418
Connector Cover
.13
[ 3.3 ]
.050 Typ
[ 1.27 ]
[ ] D im e n s io n s fo r R e fe re n c e
O n ly
A
.07
[ 1.8 ]
.22
[ 5.6 ]
Solder Washpads
See Detail B
3474, 3434, 3402, 3426
“U” Contact
.200
[ 5.08 ]
.100
[ 2.54 ]
Connector Body
.125
±
.010
[ 3.18
±
0.25 ]
.40
[ 10.2 ]
.050 Ref
[ 1.27 ]
See Center
Contact Layout
Detail
.22 Ref
[ 5.6 ]
B
.024
[ 0.61 ]
.010
[ 0.25 ]
.300
[ 7.62 ]
Assembled Height
Cable
Detail B
Contact Qty
10
20
26
34
40
50
Product Number
3474
3422
3434
3402
3418
3426
Dimension “A”
.70 [17.8]
1.20 [30.5]
1.50 [38.1]
1.90 [48.3]
2.20 [55.9]
2.70 [68.6]
Locator Plate
3443-15
3443-16
3443-15
3443-15
3443-16
3443-15
Ordering Information
34XX- 000X X
Plating Option:
blank = gold plated (App. E1 & C1 Apply)
T = tin-lead plated (App. E3 & C2 Apply)
Product number
(see chart above)
Tail length:
DIM B
0 = .097 [2.46] for .062” [1.57] pc board
1 = .153 [3.89] for .125” [3.18] pc board
Notes:
1. Assembly tools: 3M
™
Press (or equivalent) 3640, 3M™ Platen 3442-9, see above for 3M
™
Locator Plate.
TS-0005-B
Sheet 2 of 4
3
Electronic Solutions Division
Interconnect Solutions
http://www.3Mconnectors.com
3M is a trademark of 3M Company.
For technical, sales or ordering information call
800-225-5373
3M
™
PCB Connector
.100″ Four Row
3M Part Number 3474 (10 Pin)
.74
[ 18.8 ]
X
.450 Ref
[ 11.43 ]
9
×
.050 [ 1.27 ]
(See Note 2)
1
3400 Series
See
Note 4
.60
[ 15.24 ]
Y
.15
[ 3.8 ]
8
3
10
3
8
10
3
×
.100 [ 2.54 ]
(See Note 3)
.145 Min
[ 3.68 ]
.310 Min
[ 7.87 ]
10
×
Ø
.047
[ 1.19 ]
Hole After
Plating
3M Part Number 3422 (20 Pin)
1.24
[ 31.5 ]
.950 Ref
[ 24.13 ]
19
×
.050 [ 1.27 ]
(See Note 2)
1
17
1
X
20
×Ø
.047 [ 1.19 ]
Hole After Plating
.60
[ 15.24 ]
Y
.15
[ 3.8 ]
4
20
4
3
×
.100 [ 2.54 ]
(See Note 3)
See Note 4
.145 Min
[ 3.68 ]
.310 Min
[ 7.87 ]
3M Part Number 3434 (26 Pin)
1.54
[ 39.1 ]
X
1.250 Ref
[ 31.75 ]
25
×
.050 [ 1.27 ]
(See Note 2)
1
9
19
23
1
26
×Ø
.047 [ 1.19 ]
Hole After Plating
.60
[ 15.24 ]
Y
.15
[ 3.8 ]
4
8
18
26
4
3
×
.100 [ 2.54 ]
(See Note 3)
See Note 4
.145 Min
[ 3.68 ]
.310 Min
[ 7.87 ]
Not for use with Condo headers.
TS-0005-B
Sheet 3 of 4
3
Electronic Solutions Division
Interconnect Solutions
http://www.3Mconnectors.com
3M is a trademark of 3M Company.
For technical, sales or ordering information call
800-225-5373
3M
™
PCB Connector
.100″ Four Row
3400 Series
3M Part Number 3402 (34 Pin)
X
1.94
[ 49.3 ]
1.650 Ref
[ 41.91 ]
33
×
.050 [ 1.27 ]
(See Note 2)
1
13
34
×Ø
.047 [ 1.19 ]
Hole After Plating
31
1
.60
[ 15.24 ]
Y
23
.15
[ 3.81 ]
4
34
12
22
4
3
×
.100 [ 2.54 ]
(See Note 3)
See Note 4
.145 Min
[ 3.68 ]
.310 Min
[ 7.87 ]
3M Part Number 3418 (40 Pin)
2.24
[ 56.9 ]
1.950 Ref
[ 49.53 ]
1
37
1
X
39
×
.050 [ 1.27 ]
(See Note 2)
.60
[ 15.24 ]
Y
.15
[ 3.81 ]
4
40
×Ø
.047 [ 1.19 ]
Hole After Plating
40
4
3
×
.100 [ 2.54 ]
(See Note 3)
See Note 4
.145 Min
[ 3.68 ]
.310 Min
[ 7.87 ]
3M Part Number 3426 (50 Pin)
2.74
[ 69.6 ]
X
2.450 Ref
[ 62.23 ]
50
×
Ø
.047 [ 1.19 ]
Hole After Plating
49
×
.050 [ 1.27 ]
(See Note 2)
1
.60
[ 15.24 ]
Y
21
31
47
1
.15
[ 3.81 ]
4
20
30
50
4
3
×
.100 [ 2.54 ]
(See Note 3)
See Note 4
.145 Min
[ 3.68 ]
.310 Min
[ 7.87 ]
Notes:
1.Hole pattern is shown for the mounting side of the P.C. Board.
2.Each location may vary ± .002 [ 0.05 ] from Datum line X.
3.Each location may vary ± .002 [ 0.05 ] from Datum line Y.
4.Min P.C. Board area required per connector.
TS-0005-B
Sheet 4 of 4
3
Electronic Solutions Division
Interconnect Solutions
http://www.3Mconnectors.com
3M is a trademark of 3M Company.
For technical, sales or ordering information call
800-225-5373
Important Notice
All statements, technical information, and recommendations 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.
Warranty; Limited Remedy; Limited Liability.
This product will be free from defects in material and manufacture for a period of one (1) year 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 product or refund the purchase price of the 3M product.
Except
where prohibited by law, 3M will not be liable for any indirect, special, incidental or consequential loss or damage arising from this 3M product, regardless of
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