3M Interconnect Solutions Division

6801 River Place Blvd.

Austin, TX 78726-9000

For technical, sales or ordering information call

800-225-5373

.025

″ Round Conductor Flat Cable

30 AWG Solid, TPE

3749 Series

25

S Close spacing permits higher signal density

S TPE insulation provides excellent

transmission properties

S 30 AWG solid conductors on .025 inch spacing

allows for mass termination

S Zippable for branching or discrete termination

S Meets SCSI-3 Fast-20 characteristic impedance

requirements

TS-0068-14

Sheet 1 of 2

Date Modified: February 19, 1999

Physical

Insulation

Material: Thermoplastic Elastomer (TPE)

Color: Gray

Marking

Standard: None

Canadian Option:

AWM 20297 105C 150V VW1

3M NU

C

AWM IA 105C 150V FT1

EU <50V

Conductors: 30 AWG [ 0.254 ] Tinned Solid Copper

Electrical

Voltage Rating: USA: 150 V

Canada: 150V

EU: <50V

Insulation Resistance: > 1

Characteristic Impedance Unbalanced: 90

Ω

Capacitance Unbalanced: 16.5 pF/ft. [ 54.1 pF/m ]

Inductance Unbalanced: .13

µH/ft. [ 0.43 µH/m ]

Propagation Delay Unbalanced: 1.48 ns/ft. [ 4.86 ns/m ]

Velocity of Propagation Unbalanced: 69%

Note: Unbalanced is measured between ground-signal-ground conductors.

Environmental

Temperature Rating: –40

°C to +105°C

Flammability Rating: USA: VW-1

Canada: FT1

UL File No.: E42769, Style No.: 20297