## Electronic Specifications of the PHEC100P-R21 Connector The **PHEC100P-R21** is a high-density, board-to-board connector manufactured by **Kel Corp**. It belongs to the PHEC series, designed for high-speed signal transmission and reliable PCB connectivity. --- ### 1. Key Technical Specifications | Feature | Specification | | :--- | :--- | | **Series** | PHEC (Plug) | | **Number of Pins** | 100 Pins | | **Pitch (Spacing)** | 1.27 mm (0.050") | | **Row Configuration** | 2-Row (Stacked) | | **Mounting Type** | Right Angle (Through-Hole) | | **Contact Plating** | Gold over Nickel | --- ### 2. Electrical Characteristics The electronic integrity of this component is defined by its ability to handle current and maintain signal insulation. * **Current Rating:** Typically 1.0A per contact. * **Voltage Rating:** 250V AC/DC. * **Contact Resistance:** Maximum of 30mΩ (initial). * **Insulation Resistance:** Minimum of 1000MΩ (at 500V DC). * **Dielectric Withstanding Voltage:** 500V AC for one minute. --- ### 3. Structural & Material Composition Understanding the materials is crucial for electronic heat dissipation and durability: * **Insulator Body:** Glass-filled PBT (Polybutylene Terephthalate), UL94V-0 rated for flame retardancy. * **Contact Material:** Copper Alloy (Phosphor Bronze) for high conductivity and elasticity. * **Termination Style:** Right-angle solder tails, which allows for horizontal PCB mating, saving vertical space in electronic enclosures. --- ### 4. Common Applications The PHEC100P-R21 is widely used in industrial and telecommunication hardware due to its high pin count and robustness: 1. **Industrial PCs:** Connecting CPU boards to backplanes. 2. **Factory Automation:** PLCs and controller modules. 3. **Networking Equipment:** High-density routers and switches. 4. **Medical Devices:** Reliable signal routing between diagnostic boards. ---