The part number **48DV-4GVH-R** refers to a high-density, specialized connectivity component, typically associated with **VHDCI (Very High Density Cable Interconnect)** technology or specific server-grade hardware interfaces. Below is a breakdown of the electronic characteristics and specifications associated with this type of part. --- ### 1. General Specifications This part is generally categorized as a high-speed, high-density connector used in telecommunications, server storage (SCSI/SAS), and advanced video output systems. | Feature | Description | | :--- | :--- | | **Component Type** | VHDCI Connector / Interface Module | | **Pin Configuration** | Typically 48 to 68 positions (depending on series) | | **Orientation** | Right-Angle or Vertical (Model specific) | | **Mounting Type** | Through-Hole or Surface Mount (SMT) | | **Shielding** | Fully Shielded for EMI/RFI protection | --- ### 2. Key Electronic Features * **High-Density Interconnect:** Designed to minimize PCB footprint while maximizing the number of signal paths. * **Impedance Control:** Optimized for high-speed data transfer (often used in Ultra-SCSI or specialized digital video interfaces like DVI/VGA expansions). * **Durability:** Gold-plated contacts to ensure low contact resistance and prevent oxidation over long periods of use. * **Mechanical Stability:** Often includes "Board Locks" or screw-thread inserts to ensure the cable remains securely attached during vibration. --- ### 3. Common Applications Components with this designation are frequently found in the following hardware: 1. **RAID Controllers:** Used to connect external disk arrays to a server. 2. **Multi-Monitor Graphics Cards:** Found on professional-grade cards (like Matrox or NVIDIA NVS series) to output multiple video signals from a single bracket. 3. **Data Acquisition (DAQ):** Used in industrial computing to interface sensors with high-speed processing units. --- ### 4. Technical Drawing Reference (General) ```cpp // Typical Pinout logic for VHDCI/48DV series Pin 1-12: Signal Pair (Positive/Negative) Pin 13-24: Ground Plane / Shielding Pin 25-48: Secondary Data Channels / Power Rail ``` ---