QLC260R1 vs MMK21-044

Part Number
QLC260R1
MMK21-044
Category Backplane Connectors - Specialized Backplane Connectors - Specialized
Manufacturer ITT Cannon, LLC Vishay Dale
Description DL CONN RACK/PANEL 44POS 5A
Package - -
Series QLC MM22
Features Actuating Camshaft, Shielding Cup, Zero Insertion Force (ZIF) -
Mounting Type Through Hole Panel Mount, Through Hole
Termination Solder Solder
Contact Finish Gold Gold
Number of Positions 260 44
Pitch 0.031" (0.80mm) -
Connector Type Receptacle, Female Sockets Receptacle, Female Sockets
Contact Finish Thickness 40µin (1.02µm) 10µin (0.25µm)
Number of Positions Loaded All All
Number of Rows 4 4
Color - Green
Connector Style - Rack and Panel
  • 1. What is the difference between Specialized Backplane Connectors and Conventional Backplane Connectors?

    Specialized backplane connectors are typically optimized according to specific application requirements, and may have special structures, signal processing capabilities, higher durability, or higher frequency processing capabilities, making them suitable for specific industries or devices.

  • 2. What is the maximum data transmission rate supported by the backplane connector?

    Modern backplane connectors typically support high-speed data transmission up to tens of Gbps, depending on the design of the connector and the technology used, especially in high-speed network and server applications.

  • 3. How to choose the appropriate backplane connector?

    When selecting backplane connectors, factors such as electrical performance (such as signal integrity, data transmission rate), physical size, number of insertions and removals, durability, application environment (temperature, humidity), and compatibility should be considered.

  • 4. Is the installation and maintenance of dedicated backplane connectors complicated?

    The installation of dedicated backplane connectors typically requires professional tools and technical support, especially in high-density applications. The maintenance requirements are high because high-speed data transmission requires strict integrity and accuracy of the connection.

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