QR/P1-SC2B-221(15) vs 166679-4

Part Number
QR/P1-SC2B-221(15)
166679-4
Category Backplane Connectors - Contacts Backplane Connectors - Contacts
Manufacturer Hirose Electric Co Ltd TE Connectivity AMP Connectors
Description CONN CRIMP TERM FEMALE 20-24AWG MOD-4 PIN CONTACT
Package - -
Series QR/P1 AMPMODU
Type Signal Signal
Contact Finish Gold -
Wire Gauge 20-24 AWG 22-26 AWG
Pin or Socket Socket Pin
Contact Termination Crimp Crimp
Contact Finish Thickness - 16µin (0.40µm)
  • 1. What factors affect the performance of backplane connector contacts?

    Key factors include contact material, plating, contact geometry, insertion force, and environmental conditions like temperature and humidity.

  • 2. What is the purpose of gold plating on backplane connector contacts?

    Gold plating enhances corrosion resistance and provides a low-resistance, reliable electrical connection over time, especially in high-frequency applications.

  • 3. How do I select the right contact type for my backplane connector?

    Selection depends on the application’s current-carrying requirements, signal integrity needs, mating cycle durability, and environmental considerations.

  • 4. What maintenance is required for backplane connector contacts?

    Regular cleaning with appropriate contact cleaners, visual inspection for wear or corrosion, and ensuring proper insertion forces can maintain performance and longevity.

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