The part number **1587828-3** refers to a high-voltage automotive component manufactured by **TE Connectivity**. Specifically, it is a female terminal (socket) designed for high-current applications, typically used in electric vehicle (EV) and hybrid electric vehicle (HEV) systems. --- ### 1. Technical Specifications This part is a member of the **HVA 280** (High Voltage Accessory) connector family. Below are the primary technical characteristics: | Property | Specification | | :--- | :--- | | **Manufacturer** | TE Connectivity | | **Product Type** | Terminal / Socket (Female) | | **Contact Plating** | Silver (Ag) | | **Wire Gauge Range** | 2.5 mm² to 4.0 mm² | | **Contact System** | MCP 2.8 (Multiple Contact Point) | | **Termination Method** | Crimp | | **Current Rating** | Up to 40A (dependent on wire size and temperature) | --- ### 2. Key Features and Construction The 1587828-3 terminal is engineered to handle the rigorous demands of automotive power distribution. * **Silver Plating:** The use of silver ensures high conductivity and superior resistance to "fretting" corrosion, which is vital for high-voltage safety. * **MCP 2.8 System:** It utilizes the Multiple Contact Point design, which provides several points of electrical contact within the housing to ensure stability under high vibration. * **Locking Mechanism:** These terminals are designed to snap securely into HVA 280 connector housings, often featuring a primary locking lance. --- ### 3. Common Applications This component is primarily found in the high-voltage architecture of modern vehicles: 1. **On-Board Chargers (OBC):** Connecting the charging port to the battery management system. 2. **DC/DC Converters:** Transferring power between high-voltage batteries and low-voltage vehicle systems. 3. **HVAC Compressors:** Powering the electric air conditioning compressors in EVs. 4. **High-Voltage PDUs:** Within Power Distribution Units to route energy to auxiliary components. --- ### 4. Compatibility To utilize this terminal effectively, it must be paired with the correct housing and wire: * **Mating Tab:** Typically mates with 2.8mm x 0.8mm male tabs. * **Housing Series:** Used in HVA 280 2-position or 3-position header/plug assemblies. * **Tooling:** Requires specific TE Connectivity crimping applicators (e.g., Ocean Applicators) to meet automotive pull-force and resistance standards.