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SAMTEC TMS12257SD micro terminal connector

The TMS12257SD is a high-quality micro terminal series connector designed for reliable electronic and industrial applications. Made with black liquid crystal polymer insulators and phosphor bronze terminals, it features gold or tin over nickel plating for corrosion resistance. Rated for 5A per pin, it operates within a temperature range of -55°C to +125°C. Compatible with various series including SMS, SLM, and RSM, and suitable for surface mount and through-hole configurations. It meets RoHS compliance and offers lead-free soldering options for eco-friendly manufacturing.

Authorized Distributors
Source:DigiKey
Part No:TMS-122-57-S-D
Stock:61
Inv Date:06-06-2026
Price: Unit price: $18.81
Buy/RFQ:
Source:DigiKey
Part No:TMS-122-57-S-D
Stock:0
Inv Date:06-06-2026
Price: Unit price: $8.624
Buy/RFQ:
Part No:TMS-122-57-S-D
Stock:0
Inv Date:06-07-2026
Price: Unit price: $8.92
Buy/RFQ:
Part No:TMS-122-57-S-D
Stock:61
Inv Date:06-06-2026
Price: Unit price: $8.91
Buy/RFQ:

SAMTEC TMS12257SD micro terminal connector Specifications:

  • Insulator Material: Black Liquid Crystal Polymer
  • Terminal Material: Phosphor Bronze
  • Plating: Gold or Tin over 50" (1.27 um) Ni
  • Current Rating: 5A per pin
  • Operating Temp Range: -55°C to +125°C
  • Lead Size Accepted: (0.46 mm) .018" SQ
  • Insertion Depth: (3.43 mm) .135" minimum
  • RoHS Compliant: Yes
  • Lead-Free Solderable: Yes
  • Compatible Series: SMS, SLM, RSM, HTMS, SNM
  • Temperature Resistance: Max processing temp not for IR/VP, standard operating -55°C to +125°C
  • Certifications: RoHS compliant
  • Material: Black Glass Filled Polyester (SNM), Black Liquid Crystal Polymer (TMS)
  • Mounting Options: Surface mount, right-angle, through-hole
  • Other Platings: Custom options available; contact Samtec

Buy the Samtec Series HTMS Micro Terminal Connector: TMS12257SD

Purchase the Samtec Series HTMS micro terminal connector TMS12257SD online today to guarantee high-quality connections for your electronic assemblies. Designed with robust materials like liquid crystal polymer insulators and phosphor bronze terminals, it supports 5A per pin and operates from -55°C to +125°C. Suitable for various mounting options including surface mount and through-hole, it’s RoHS compliant, lead-free, and corrosion-resistant with gold or tin plating. Secure your supply chain by ordering this dependable connector now for durable, reliable performance.

Order your Samtec Series HTMS TMS12257SD today and ensure your electronic projects benefit from premium quality and reliable performance.

Frequently Asked Questions

Where can I buy SAMTEC TMS12257SD?

You can click on the BUY or RFQ button to purchase TMS12257SD from an authorized SAMTEC distributor.

How do I troubleshoot issues or seek technical support for part TMS12257SD?

You can download the TMS12257SD datasheet or visit the SAMTEC website for support.

Who is the manufacturer of TMS12257SD?

SAMTEC

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