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SAMTEC QTH09005LDA High-Speed Ground Plane Header

The SAMTEC QTH series high-speed ground plane header provides a reliable and efficient solution for connecting boards in various industrial applications. Its integral metal plane is ideal for power or ground distribution, while the high-speed design ensures optimal signal integrity. Available in multiple configurations and plating options, the QTH series is suitable for demanding environments requiring high mating cycles and robust performance. Contact Samtec for custom solutions and board stacking options.

Authorized Distributors
Source:DigiKey
Part No:QTH-090-05-L-D-A
Stock:181
Inv Date:05-27-2026
Price: Unit price: $128.35
Buy/RFQ:
Source:DigiKey
Part No:QTH-090-05-L-D-A
Stock:23
Inv Date:05-27-2026
Price: Unit price: $23.53
Buy/RFQ:
Source:DigiKey
Part No:QTH-090-05-L-D-A
Stock:99
Inv Date:05-27-2026
Price: Unit price: $27.99
Buy/RFQ:
Part No:QTH-090-05-L-D-A
Stock:192
Inv Date:05-28-2026
Price: Unit price: $24.95
Buy/RFQ:
Part No:QTH-090-05-L-D-A
Stock:36
Inv Date:05-28-2026
Price: N/A
Buy/RFQ:

SAMTEC QTH09005LDA High-Speed Ground Plane Header Specifications:

  • Insulator Material: Liquid Crystal Polymer
  • Terminal Material: Phosphor Bronze
  • Plating: Au or Sn over 50 µ" (1.27 µm) Ni
  • Current Rating (Contact): 2 A per pin (2 pins powered)
  • Current Rating (Ground Plane): 25 A per ground plane (1 ground plane powered)
  • Operating Temp Range: -55 °C to +125 °C
  • Voltage Rating: 175 VAC (5 mm Stack Height)
  • Max Cycles: 100
  • RoHS Compliant: Yes
  • Lead-Free Solderable: Yes
  • SMT Lead Coplanarity: - (0.10 mm) .004" max (030-060) (0.15 mm) .006" max (090)
  • Board Stacking: Contact ipg@samtec.com for applications requiring more than two connectors per board
  • Also Available: 15 mm, 22 mm and 30 mm stack height, 30 µ" (0.76 µm) Gold, Edge Mount & Guide Posts, 80, 120, 150 positions per row, Retention Option
  • Note: Some lengths, styles and options are non-standard, non-returnable
  • Standards: PISMO[™] 1
  • Mating Connectors: QSH, HQCD, HQDP
  • Standoffs: SO

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Frequently Asked Questions

Where can I buy SAMTEC QTH09005LDA?

You can click on the BUY or RFQ button to purchase QTH09005LDA from an authorized SAMTEC distributor.

How do I troubleshoot issues or seek technical support for part QTH09005LDA?

You can download the QTH09005LDA datasheet or visit the SAMTEC website for support.

Who is the manufacturer of QTH09005LDA?

SAMTEC

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