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SAMTEC QTH03005LDA High-Speed Ground Plane Header

The SAMTEC QTH series is a high-performance ground plane header designed to provide reliable connectivity for both power and signal applications. Constructed with a liquid crystal polymer insulator and phosphor bronze terminals, this connector offers excellent durability and signal integrity. The gold or tin plating ensures low contact resistance and long-term reliability. The QTH-030-05-L-D-A variant is specifically designed for edge card applications and is ideal for use in industrial automation, data acquisition, and other demanding environments. Its robust design and high current rating make it suitable for a variety of power and signal distribution needs. For detailed specifications and recommended PCB layouts, please refer to Samtec's website.

Authorized Distributors
Source:Newark
Part No:QTH-030-05-L-D-A
Stock:46
Inv Date:05-27-2026
Price: Unit price: $15.4
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Source:DigiKey
Part No:QTH-030-05-L-D-A
Stock:562
Inv Date:05-27-2026
Price: Unit price: $14.98
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Part No:QTH-030-05-L-D-A
Stock:124
Inv Date:05-28-2026
Price: Unit price: $15.79
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Part No:QTH03005LDA
Stock:0
Inv Date:05-28-2026
Price: N/A
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Part No:QTH-030-05-L-D-A
Stock:180
Inv Date:05-28-2026
Price: N/A
Buy/RFQ:

SAMTEC QTH03005LDA 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 QTH03005LDA?

You can click on the BUY or RFQ button to purchase QTH03005LDA from an authorized SAMTEC distributor.

How do I troubleshoot issues or seek technical support for part QTH03005LDA?

You can download the QTH03005LDA datasheet or visit the SAMTEC website for support.

Who is the manufacturer of QTH03005LDA?

SAMTEC

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