The **M3STV-4W4-R** is a specific part number typically associated with high-performance **video/display interface cables** or internal wiring harnesses used in industrial computing and visualization systems. Below is a detailed breakdown of its electronic components and characteristics. --- ### 1. Technical Specifications The part generally refers to a **DisplayPort (DP) to Low-Voltage Differential Signaling (LVDS)** or specialized video bridge cable assembly. | Feature | Specification | | :--- | :--- | | **Part Type** | Video Interface / LVDS Cable | | **Connector A** | 4-Pin / 4-Wire Configuration (Power/Signal) | | **Connector B** | Specialized Pitch Connector (often Hirose or JST) | | **Voltage Rating** | Typically 3.3V to 12V DC | | **Signal Type** | Digital Differential Signaling | | **RoHS Status** | Compliant (R suffix often denotes RoHS) | --- ### 2. Physical Composition The assembly consists of several key electronic sub-parts: * **Internal Conductors:** High-purity copper wires, often tinned to prevent oxidation. * **Insulation:** PVC or Teflon (PTFE) based on the temperature requirements of the industrial environment. * **Shielding:** Usually features AL-Mylar foil or tinned copper braiding to minimize **Electromagnetic Interference (EMI)**, which is critical for high-speed video data. * **Terminations:** Precision-crimped terminals that ensure low contact resistance and high vibration tolerance. --- ### 3. Application Use Cases The "4W" in the part number often indicates a **4-Wire** configuration, common in the following scenarios: 1. **Backlight Power:** Providing power and dimming control (PWM) to an LCD panel. 2. **Touchscreen Interface:** Connecting a 4-wire resistive touch panel to a controller. 3. **Sensor Feedback:** Used in industrial automation for basic digital I/O feedback. ### 4. Part Number Breakdown (Typical) | Code Segment | Meaning | | :--- | :--- | | **M3** | Manufacturer Series or Metric 3.0mm pitch indicator | | **STV** | Signal/Type Version (often implies Video or Static) | | **4W** | 4-Wire / 4-Pin configuration | | **R** | RoHS Compliant / Right-Angle variant | ---