The **M3SMS-6-R** is a specific part number for a ribbon cable assembly manufactured by **3M**. This component is designed for board-to-board or device-to-board connectivity in electronic systems. Below is a detailed breakdown of its specifications and electronic characteristics. --- ### 1. Component Overview The part number follows a specific nomenclature used by 3M to define the connectors and the cable length. | Feature | Specification | | :--- | :--- | | **Manufacturer** | 3M | | **Component Type** | IDC (Insulation Displacement Connector) Cable Assembly | | **Configuration** | Socket to Plug (M-S) | | **Number of Positions** | 6 | | **Length** | 0.500' (152.40mm, 6.00") | | **Color** | Multiple, Twisted Pair (Flat) | | **Shielding** | Unshielded | --- ### 2. Technical Specifications #### Electrical Properties * **Current Rating:** Typically 1A per contact. * **Voltage Rating:** Usually rated for 30V or 150V depending on specific insulation standards. * **Insulation Resistance:** > 1 x 10⁹ $\Omega$ at 500 VDC. * **Withstanding Voltage:** 500 Vrms at sea level. #### Physical Attributes * **Pitch - Connector:** 0.100" (2.54mm). * **Pitch - Cable:** 0.050" (1.27mm). * **Termination Style:** IDC (Cold pressure connection that pierces the insulation to contact the conductor). * **Contact Finish:** Gold plating (ensures low contact resistance and prevents oxidation). * **Contact Finish Thickness:** 30.0µin (0.76µm). --- ### 3. Part Number Breakdown (M3SMS-6-R) The 3M coding system for this assembly generally breaks down as follows: 1. **M3**: Series identification for 3M Cable Assemblies. 2. **S**: Indicates a **Socket** connector on the first end. 3. **M**: Indicates a **Plug** (Male) connector on the second end (often with mounting ears/flanges). 4. **S**: Indicates the cable type (typically "Standard" or "Socket-based" assembly). 5. **6**: The length of the assembly in **inches**. 6. **R**: RoHS Compliant. --- ### 4. Common Applications * **Internal Data Links:** Connecting PCBs within a chassis. * **Industrial Controls:** Linking PLC modules or sensor arrays. * **Prototyping:** Used frequently with breadboards or development kits (like Arduino/Raspberry Pi) that use 2.54mm headers. * **Peripheral Interconnects:** Connecting displays or buttons to a main logic board. ---