## Electronic Specifications for M3SWVS-DAY-R/K The **M3SWVS-DAY-R/K** is a specific part number within the 3M™ Ribbon Cable Assembly series. This component is essentially a pre-terminated IDC (Insulation Displacement Connector) cable assembly used for high-reliability internal board-to-board connections. --- ### 1. General Component Breakdown The part number follows a specific nomenclature that defines its electronic and physical characteristics: | Feature | Specification | | :--- | :--- | | **Connector Type** | Socket to PCB Plug (DIP) | | **Number of Positions** | Determined by the series (typically indicated by the "3" or "S" code) | | **Termination Style** | IDC (Insulation Displacement Contact) | | **Cable Type** | Flat Ribbon Cable (Color Coded or Gray) | | **RoHS Status** | Compliant (indicated by the 'R' suffix) | --- ### 2. Electrical Characteristics These assemblies are designed for low-voltage signal transmission. Below are the standard electrical ratings for the 3M components used in this assembly: * **Current Rating:** 1.0 Ampere * **Voltage Rating:** 300V (RMS) * **Insulation Resistance:** > $1 \times 10^9 \Omega$ at 500 VDC * **Withstanding Voltage:** 1000 Vrms at Sea Level * **Contact Resistance:** < 20 $m\Omega$ (initial) --- ### 3. Physical & Material Specifications The "electronic parts" of this assembly consist of the housing, the contacts, and the wire. * **Contacts:** * **Material:** Beryllium Copper or Copper Alloy. * **Plating:** Typically Gold or Tin-Lead/Matte Tin depending on the specific sub-variant. * **Insulation (Housing):** * **Material:** Glass Filled Polyester (PBT). * **Flammability Rating:** UL 94V-0. * **Wire/Cable:** * **Conductor:** 28 AWG Stranded Tinned Copper. * **Pitch:** 0.050" (1.27 mm). --- ### 4. Application Context The **M3SWVS-DAY-R/K** is primarily used in: 1. **Industrial Controls:** Connecting a main PCB to a peripheral UI or sensor board. 2. **Computing:** Internal data bus routing. 3. **Medical Equipment:** High-reliability signal paths where vibration resistance is necessary due to the IDC locking mechanism. ---