Contacts - Leadframe
Contacts - Leadframe | Connectors & Interconnects
Definition:
Contacts - Leadframe refers to the conductive metal framework within electronic connectors that establishes electrical pathways between components. These precision-engineered contacts are typically made from high-performance alloys (e.g., copper, phosphor bronze) and serve as the backbone for signal or power transmission in interconnects. Leadframe contacts are critical for ensuring low resistance, mechanical stability, and long-term reliability in demanding applications.
Types of Leadframe Contacts:
1. Stamped Leadframes: Cost-effective, mass-produced contacts for consumer electronics and automotive systems.
2. Etched Leadframes: High-precision, thin-profile contacts for miniaturized devices (e.g., IC packaging, MEMS).
3. Plated Contacts: Surface-finished (gold, tin, or nickel) variants for enhanced corrosion resistance and solderability.
4. High-Current Leadframes: Thick-gauge designs for power connectors in industrial/energy systems.
Purchasing Recommendations:
- Material Selection: Opt for beryllium copper or alloy C194 for high-cycle durability; use gold plating in corrosive environments.
- Compliance Standards: Verify adherence to IEC 60512 (connector testing) and RoHS/REACH directives.
- Customization: Partner with suppliers offering laser trimming or progressive die-stamping for application-specific geometries.
- Cost-Saving Tip: For prototyping, consider pre-plated reel-to-reel leadframes to reduce tooling expenses.
Ideal for PCB headers, semiconductor packaging, and automotive harnesses, leadframe contacts balance performance and scalability. Prioritize suppliers with ISO 9001-certified manufacturing and DFM support to streamline integration.
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SIL CONTACT Y1 THROUGH HOLE
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LEADFRAME 2.54MM CLIP
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