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SAMTEC QTH09003LDA 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, ensuring stable and consistent performance. The connector's gold-plated terminals offer excellent conductivity and durability, while the liquid crystal polymer insulator provides superior electrical insulation and heat resistance. Available in multiple configurations, including stack heights and plating options, the QTH series is designed to meet diverse application requirements. It is RoHS compliant and suitable for demanding environments requiring high-speed data transmission and robust power delivery.

Authorized Distributors
Source:DigiKey
Part No:QTH-090-03-L-D-A
Stock:219
Inv Date:05-27-2026
Price: Unit price: $16.88
Buy/RFQ:
Part No:QTH-090-03-L-D-A
Stock:191
Inv Date:05-28-2026
Price: Unit price: $15.57
Buy/RFQ:
Part No:QTH09003LDA
Stock:0
Inv Date:05-28-2026
Price: N/A
Buy/RFQ:

SAMTEC QTH09003LDA 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 more than two connectors per board
  • Also Available (MOQ Required): ['15 mm, 22 mm and 30 mm stack height', '30 µ" (0.76 µm) Gold (Specify -H plating for Data Rate cable mating applications.)', 'Edge Mount & Guide Posts', '80, 120, 150 positions per row', 'Retention Option']
  • FILE NO.: E111594
  • Standards: PISMO[™] 1
  • Integral metal plane: for power or ground

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Frequently Asked Questions

Where can I buy SAMTEC QTH09003LDA?

You can click on the BUY or RFQ button to purchase QTH09003LDA from an authorized SAMTEC distributor.

How do I troubleshoot issues or seek technical support for part QTH09003LDA?

You can download the QTH09003LDA datasheet or visit the SAMTEC website for support.

Who is the manufacturer of QTH09003LDA?

SAMTEC

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