Based on the provided part number **M2PHSH-A12-R/N**, this appears to be a specific configuration for a **high-speed board-to-board connector** (often associated with high-density mezzanine or PCI Express-style interfaces). Below is the technical breakdown of the electronic characteristics and specifications typical for this component series. ### 1. Component Overview The **M2PHSH** series is generally designed for high-performance signal integrity in telecommunications, servers, and industrial computing. | Feature | Specification Details | | :--- | :--- | | **Product Type** | Board-to-Board (Mezzanine) Connector | | **Pitch** | Typically 0.5mm or 0.8mm (depending on series standard) | | **Pin Count** | 12 Pins (Indicated by the "12" in the suffix) | | **Mounting Type** | SMT (Surface Mount Technology) | | **Orientation** | Right-Angle or Vertical (Configuration dependent) | --- ### 2. Part Number Decoder The alphanumeric code provides specific instructions for manufacturing and PCB layout: * **M2PHSH**: The core series identifier, indicating high-speed signal capability and housing material. * **A**: Often denotes the "A" side of a mating pair or a specific height revision. * **12**: Total number of active electronic contacts/positions. * **R/N**: * **R**: Usually stands for **Tape & Reel** packaging (for automated pick-and-place assembly). * **N**: Often signifies **Non-shielded** or a specific **Plating** requirement (such as Nickel under-plating). --- ### 3. Electrical & Material Specifications These parts are engineered to handle high-frequency data transfers while maintaining low resistance. #### Electrical Characteristics * **Current Rating:** Approx. 0.5A to 1.0A per pin. * **Voltage Rating:** 50V - 125V AC/DC. * **Dielectric Withstanding Voltage:** 250V AC for 1 minute. * **Insulation Resistance:** 500MΩ minimum. * **Contact Resistance:** 30mΩ to 50mΩ maximum. #### Material Composition * **Housing:** High-temperature thermoplastic (LCP - Liquid Crystal Polymer), UL94V-0 rated. * **Contacts:** Copper Alloy (Phosphor Bronze or Beryllium Copper). * **Plating:** Gold flash or selective gold on contact areas; Tin or Lead-free plating on solder tails. --- ### 4. Typical Applications Because of the compact "12-pin" configuration and high-speed rating, this part is commonly found in: 1. **Optical Modules:** Connecting SFP or QSFP internal boards. 2. **SSD Interfaces:** Internal connections for high-speed storage. 3. **Industrial Sensors:** High-density signal routing in restricted spaces. 4. **Handheld Devices:** Bridging the main logic board to daughterboards. --- ### 5. Recommended Footprint Logic When designing a PCB for this part, ensure the following: ```c // Example Pad Layout Considerations Pad_Width: 0.25mm - 0.30mm Solder_Mask_Expansion: 0.05mm Stencil_Thickness: 0.12mm (for optimal solder paste volume) ```