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SAMTEC QTH03003LDA 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. Constructed with a liquid crystal polymer insulator and phosphor bronze terminals, the QTH series offers excellent durability and conductivity. Available with gold or tin plating options, this connector supports high-current applications and is designed for extended life and high mating cycles. It is RoHS compliant and suitable for applications requiring high-speed data transmission and robust power delivery.

Authorized Distributors
Source:Newark
Part No:QTH-030-03-L-D-A
Stock:48
Inv Date:05-27-2026
Price: Unit price: $8.16
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Source:DigiKey
Part No:QTH-030-03-L-D-A
Stock:370
Inv Date:05-27-2026
Price: Unit price: $10.31
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Part No:QTH-030-03-L-D-A
Stock:534
Inv Date:05-28-2026
Price: Unit price: $8.41
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Part No:QTH03003LDA
Stock:0
Inv Date:05-28-2026
Price: N/A
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Part No:QTH-030-03-L-D-A
Stock:2761
Inv Date:05-28-2026
Price: Unit price: $84100
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Part No:QTH-030-03-L-D-A
Stock:9
Inv Date:05-28-2026
Price: N/A
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SAMTEC QTH03003LDA 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
  • Standards: PISMO[™] 1
  • Available Options: 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

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Frequently Asked Questions

Where can I buy SAMTEC QTH03003LDA?

You can click on the BUY or RFQ button to purchase QTH03003LDA from an authorized SAMTEC distributor.

How do I troubleshoot issues or seek technical support for part QTH03003LDA?

You can download the QTH03003LDA datasheet or visit the SAMTEC website for support.

Who is the manufacturer of QTH03003LDA?

SAMTEC

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