.050″ Round, Shielded/Jacketed, Flat Cable
28 AWG Stranded, Mass-Term, PVC/PVC
3659 Series
S Round construction permits easier routing
S 28 AWG wire on .050 inch pitch permits
mass termination to broad line of IDC
connectors
S Continuous split/bond repeat allows for mass
termination on 2.4 inch centers (approximate)
S Primary cable is zippable for branching or
discrete terminations
S Meets external wiring requirements of
National Electrical Code, Article 725 (CL2)
S UL listed for USA and Canadian markets
S Dual shielding provides 35 db average shielding
effectiveness
Date Modified: July 29, 1999
TS-0083-14
Sheet 1 of 2
34
Physical
Jacket
Material: Polyvinyl Chloride (PVC)
Color: Black
Primary Material: PVC
Color: Gray
Marking
C
Standard: (UL) CL2 75C 28 AWG or AWM 20267 3M NU
EU <50V
AWM IIA/B 80C 300V FT1
Conductors: 28 AWG 7 × 36 [ 7 × 0.127 ] Tinned Stranded Copper
Shielding: .001 [ 0.03 ] Thick Aluminum/Polyester Film Foil and 90% Coverage Tinned
Copper Braid
Electrical
Voltage Rating: USA: N.E.C. 725, CL2 or AWM; 300V
Insulation Resistance: > 1 × 10 Ω/10 ft. [ 3m ]
Canada: 300V
EU: <50V
10
Unbalanced
Characteristic Impedance 62Ω
Balanced
106 Ω
Capacitance 27.7 pF/ft. [ 90.88 pF/m ] 15.2 pF/ft. [ 49.9 pF/m ]
Inductance .13 µH/ft. [ 0.43 µH/m ] .20 µH/ft. [ 0.66 µH/m ]
Propagation Delay 1.72 ns/ft. [ 5.64 ns/m ] 1.62 ns/ft. [ 5.32 ns/m ]
Velocity of Propagation 59%
62%
Note: Unbalanced is measured between ground-signal-ground conductors with shield grounded. Balanced is measured between signal conductors within a
pair, with the shield floating.
Environmental
Temperature Rating: USA: CL2; 75°C Max or AWM; –20°C to +80°C
Flammability Rating: USA: N.E.C. 725, CL2 Canada: FTI
Canada: 80°C
UL File No.: E118773, Power Limited Circuit Cable: CL2 (or AWM Style 20267)
3M Interconnect Solutions Division
6801 River Place Blvd.
Austin, TX 78726-9000
For technical, sales or ordering information call
800-225-5373