• See the Regulatory Information Appendix (RIA) in
the “RoHS compliance” section of
www.3Mconnector.com for compliance information
(RIA E1 & C1 apply)
Date Modified: March 15, 2010
TS-0068-E
Sheet 1 of 2
Physical
Insulation:
Material: Thermoplastic Elastomer (TPE)
Color: Gray
Marking:
Standard: None
Canadian Option:
C
AWM 20297 105C 150V HB 3M NU
AWM IA 105C 150V FT2 EU <50V
Conductors:
30 AWG [ Ø 0.254 ] Tinned Solid Copper
Electrical
Voltage Rating:
USA: 150V
Canada: 150V
Insulation Resistance:
(Primary Cable) > 1 × 10
10
Ω/10
ft. [ 3 m ]
Unbalanced
Characteristic Impedance:
90
Ω
Capacitance:
Inductance:
Propagation Delay:
Velocity of Propagation:
16.5 pF/ft [ 54.1 pF/m ]
0.13 μH/ft [ 0.43 μH/m ]
1.48 ns/ft [ 4.86 ns/m ]
69%
Note: Unbalanced is measured between ground-signal-ground conductors.
Environmental
Temperature Rating:
-40°C to +105°C
Flammability Rating:
USA: UL Horizontal Canada: FT2
UL File No.: E42769, Style No: 20297
3
Interconnect Solutions
http://www.3Mconnector.com
3M is a trademark of 3M Company.
For technical, sales or ordering information call
800-225-5373
3M
™
Round Conductor Flat Cable
.025" 30 AWG Solid, TPE
Number of
Conductors
10
16
20
C
24
26
30
34
Inch
[mm]
Tolerance Unless Noted
.0
Inch
±.1
.00
±.05
.000
±.010
36
40
50
60
68
80
100
3M Part
Number
3749/10
3749/16
3749/20
3749/24
3749/26
3749/30
3749/34
3749/36
3749/40
3749/50
3749/60
3749/68
3749/80
3749/100
Dimension A
0.250 +/- .006 [6.35]
0.400 +/- .006 [10.16]
0.500 ± .006 [ 12.70 ]
0.600 +/- .006 [15.24]
0.650 ± .006 [ 16.51 ]
0.750 +/- .009 [19.05]
0.850 ± .009 [ 21.59 ]
0.900 ± .009 [ 22.86 ]
1.000 ± .009 [ 25.40 ]
1.250 ± .009 [ 31.75 ]
1.500 ± .012 [ 38.10 ]
1.700 ± .012 [ 43.18 ]
2.000 ± .015 [ 50.80 ]
2.500 ± .015 [ 63.50 ]
3749 Series
Dimension B
0.225 +/- .004 [5.72]
0.375 +/- .004 [9.53]
0.475 ± .004 [ 12.07 ]
0.575 +/- .004 [14.61]
0.625 ± .004 [ 15.88 ]
0.725 +/- .006 [18.42]
0.825 ± .006 [ 20.96 ]
0.875 ± .006 [ 22.23 ]
0.975 ± .006 [ 24.77 ]
1.225 ± .006 [ 31.12 ]
1.475 ± .009 [ 37.47 ]
1.675 ± .009 [ 42.55 ]
1.975 ± .011 [ 50.17 ]
2.475 ± .012 [ 62.87 ]
[ ] Dimensions for Reference Only
A
B
.013
±
.005
[ 0.33 ]
.025
±
.002 Typ
[ 0.64 ]
.025
±
.003
[ 0.64 ]
30 AWG [0.254] Tinned
Solid Copper Conductors
TPE Insulation
Note: Blue marking on one edge of cable designates wire #1.
Ordering Information
3749 / XX XX
Number of Conductors
(See Table)
Blank = Standard
SF = Splice Free
Note: Available in standard 100 ft or 300 ft rolls, please
specify when ordering. Contact 3M for availability of
additional conductor counts and/or custom roll lengths.
TS-0068-E
Sheet 2 of 2
3
Interconnect Solutions
http://www.3Mconnector.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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