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SAMTEC QMS0260575HDART1 High-Speed Combo RF Power Connector

The SAMTEC QMS series is a high-performance connector designed for applications requiring both RF and power capabilities. Constructed with a liquid crystal polymer insulator and phosphor bronze terminals, the QMS connector offers excellent electrical and mechanical properties. Gold plating on signal pins ensures low contact resistance and reliable signal transmission, while a tin-plated ground plane tail provides a secure ground connection. The connector's compact size and robust design make it ideal for a wide range of industrial and commercial applications, including data communication, power distribution, and instrumentation. Available options include differential pairs, retention pins, and various power pin configurations to accommodate different board thicknesses.

Authorized Distributors
Source:DigiKey
Part No:QMS-026-05.75-H-D-A-RT1
Stock:41
Inv Date:05-27-2026
Price: Unit price: $21.58
Buy/RFQ:
Part No:QMS-026-05.75-H-D-A-RT1
Stock:120
Inv Date:05-27-2026
Price: Unit price: $19.23
Buy/RFQ:
Part No:QMS-026-05.75-H-D-A-RT1
Stock:120
Inv Date:05-27-2026
Price: Unit price: $19.23
Buy/RFQ:

SAMTEC QMS0260575HDART1 High-Speed Combo RF Power Connector Specifications:

  • Insulator Material: Liquid Crystal Polymer
  • Terminal Plane Material: Phosphor Bronze
  • Plating: Au over 50 µ" (1.27 µm) Ni (Tin on Ground Plane Tail)
  • Signal Contact Current Rating: 2.6 A per pin (2 pins powered)
  • Power Contact Current Rating: 4.0 A per pin (4 pins powered per end)
  • Ground Plane Current Rating: 15.7 A per ground plane (1 ground plane powered)
  • Voltage Rating: 300 VAC mated with QFS
  • Operating Temperature: -55 °C to +125 °C
  • RoHS Compliant: Yes
  • Lead-Free Solderable: Yes
  • SMT Lead Coplanarity: (0.10 mm) .004" max
  • Mated Height: See SO Series for board space tolerances

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Frequently Asked Questions

Where can I buy SAMTEC QMS0260575HDART1?

You can click on the BUY or RFQ button to purchase QMS0260575HDART1 from an authorized SAMTEC distributor.

How do I troubleshoot issues or seek technical support for part QMS0260575HDART1?

You can download the QMS0260575HDART1 datasheet or visit the SAMTEC website for support.

Who is the manufacturer of QMS0260575HDART1?

SAMTEC

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