This document describes the features and characteristics of the .050″ Medium Flex Life Cable 28 AWG Stranded, PVC 3539 Series 18 produced by 3M Interconnect Solutions Division. The cable has a flex life of 10 million cycles, 19 strands of tinned copper for extended flex life in dynamic applications, and can be mass terminated to a broad line of IDC connectors.
The 3M 3539 Series cable is a .050" medium flex life cable with 28 AWG stranded, tinned copper conductors. It is designed for dynamic applications requiring high flex cycles and can be terminated to a broad range of IDC connectors.
The sheet provides detailed electrical parameters such as voltage rating, impedance, capacitance, and propagation delay, as well as physical characteristics like insulation material, color, and temperature range. Ordering information and dimensional tables are also included for specifying length and part numbers.
| Voltage Rating | USA/Canada 300 V, EU <50 V |
|---|---|
| Temperature Rating | -20 °C to +105 °C |
| Flex Life | 10 million cycles at 1 ¾" diameter |
| Characteristic Impedance (Unbalanced) | 106 Ω |
| Capacitance (Unbalanced) | 13.3 pF/ft |
| Inductance (Unbalanced) | 0.15 µH/ft |
| Propagation Delay (Unbalanced) | 1.42 ns/ft |
| Velocity of Propagation (Unbalanced) | 72 % |
| Insulation Resistance | > 1 × 10¹⁹ Ω/10 ft |
| Insulation Material | Polyvinyl Chloride (PVC) |
| Color | Gray |
The cable is rated for 300 V in the USA and Canada, and less than 50 V in the EU.
It can operate from –20 °C up to +105 °C.
It is rated for 10 million flex cycles at a 1 ¾‑inch diameter.