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SAMTEC SSM128LDH Surface Mount Socket

This high-density surface mount socket features a black liquid crystal polymer insulator and phosphor bronze contacts with gold or tin plating over nickel, suitable for reliable connections in electronic assemblies. It supports operating temperatures from -85°C to +125°C with gold plating and -85°C to +105°C with tin, and handles current ratings of 5.2A per pin at 405 VAC / 572 VDC. Designed for maximum mated cycles and RoHS compliance, it offers easy insertion and withdrawal, with coplanarity and alignment pin features for precise assembly. Ideal for applications demanding durability, high current, and high temperature performance in surface-mount configurations.

Authorized Distributors
Source:DigiKey
Part No:SSM-128-L-DH
Stock:138
Inv Date:05-27-2026
Price: Unit price: $22.03
Buy/RFQ:
Source:DigiKey
Part No:SSM-128-L-DH
Stock:0
Inv Date:05-27-2026
Price: Unit price: $9.3175
Buy/RFQ:
Part No:SSM-128-L-DH
Stock:0
Inv Date:05-28-2026
Price: Unit price: $9.32
Buy/RFQ:
Part No:SSM-128-L-DH
Stock:138
Inv Date:05-28-2026
Price: Unit price: $98800
Buy/RFQ:

SAMTEC SSM128LDH Surface Mount Socket Specifications:

  • Insulator Material: Black Liquid Crystal Polymer
  • Contact Material: Phosphor Bronze
  • Plating: Au or Sn over 50u" Ni
  • Current Rating: 5.2A per pin
  • Voltage Rating: 405 VAC / 572 VDC
  • Operating Temp Range: -85°C to +125°C (Gold), -85°C to +105°C (Tin)
  • Contact Resistance: 10 mΩ
  • Insertion Depth: 4.34 mm to 7.24 mm or pass-through
  • Insertion Force: 5 oz (1.39 N) average
  • Withdrawal Force: 2 oz (0.56 N) average
  • RoHS Compliant: Yes
  • Processing: Lead-Free Solderable
  • Coplanarity: Less than 0.20 mm for more than 27 positions
  • Maximum pass-through length: 6.35 mm
  • Design for maximum mated cycles and durability in electronic modules

Buy the Buy Samtec Surface Mount Socket Part Number SSM128LDH Online

Discover the high-performance surface mount socket designed for reliable electronic connections with high current ratings and temperature resilience. This durable socket features gold or tin plating over phosphor bronze contacts, supporting up to 5.2A at 405 VAC / 572 VDC, ensuring superior conductivity and longevity. Its black liquid crystal polymer insulator offers excellent thermal stability from -85°C to +125°C. Ideal for demanding applications, it supports lead-free soldering, RoHS compliance, and maximum mated cycles, making it the perfect choice for robust electronic module assembly and high-density applications.

Buy Samtec SSM128LDH now and experience unmatched reliability and high-current performance in electronic connections with durable surface-mount design.

Frequently Asked Questions

Where can I buy SAMTEC SSM128LDH?

You can click on the BUY or RFQ button to purchase SSM128LDH from an authorized SAMTEC distributor.

How do I troubleshoot issues or seek technical support for part SSM128LDH?

You can download the SSM128LDH datasheet or visit the SAMTEC website for support.

Who is the manufacturer of SSM128LDH?

SAMTEC

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