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SAMTEC MTMM12109GS390 Modified Through-Hole Header

The MTMM series are high-quality, modified through-hole headers designed for reliable board-to-board connections in industrial and electronic applications. Constructed with black liquid crystal polymer insulators and phosphor bronze terminals, these headers feature tin or gold plating for enhanced corrosion resistance and longevity. Operating temperature ranges from -55°C to +105°C with tin plating and up to +125°C with gold plating. These RoHS-compliant connectors offer optional configurations with gold-plated or tin-plated contacts, supporting various pitches and number of positions, ideal for complex electronic assemblies where durability and precision are critical.

Authorized Distributors
Source:DigiKey
Part No:MTMM-121-09-G-S-390
Stock:150
Inv Date:05-27-2026
Price: Unit price: $38.7
Buy/RFQ:
Source:DigiKey
Part No:MTMM-121-09-G-S-390
Stock:0
Inv Date:05-27-2026
Price: Unit price: $3.88
Buy/RFQ:
Part No:MTMM-121-09-G-S-390
Stock:0
Inv Date:05-28-2026
Price: Unit price: $4.34
Buy/RFQ:
Part No:MTMM-121-09-G-S-390
Stock:0
Inv Date:05-27-2026
Price: Unit price: $4.46
Buy/RFQ:
Part No:MTMM-121-09-G-S-390
Stock:0
Inv Date:05-27-2026
Price: Unit price: $4.46
Buy/RFQ:
Part No:MTMM-121-09-G-S-390
Stock:150
Inv Date:05-20-2026
Price: Unit price: $4.35
Buy/RFQ:

SAMTEC MTMM12109GS390 Modified Through-Hole Header Specifications:

  • Insulator Material: Liquid Crystal Polymer (LCP)
  • Terminal Material: Phosphor Bronze (0.13 mm, 0.005 inch)
  • Plating: Sn or Au over 50 μin (1.27 μm) Ni
  • Operating Temperature Range: -55°C to +105°C with Tin; -55°C to +125°C with Gold
  • RoHS Compliant: Yes
  • Lead-Free Solderable: Yes
  • Pitch: 2.00 mm (0.0787 inches)
  • Number of Positions: Customizable as per configuration
  • Design Standards: Subject to change without notice, non-returnable series
  • Material: Black Liquid Crystal Polymer insulator for durability
  • Contact Material: Phosphor Bronze for reliable electrical contact
  • Physical Dimensions: Varies based on number of positions and configuration
  • Connector Styles: Single, double, or quad-row options available
  • Certifications: RoHS Compliant
  • Temperature Range: -55°C to +125°C depending on plating

Buy the Samtec MTMM12109GS390 – Reliable Modified Through-Hole Headers for Industrial Applications

Experience top-tier reliability with Samtec's modified through-hole headers, ideal for industrial and electronic applications. Featuring durable liquid crystal polymer insulators, phosphor bronze contacts, and optional gold or tin plating, these headers offer excellent corrosion resistance, operating up to +125°C, and are RoHS compliant. Customizable with various configurations, they ensure secure, precise connections. Purchase online today and benefit from Samtec’s commitment to quality, durability, and technical innovation, ensuring your electronic assemblies perform reliably for years.

Get Samtec MTMM12109GS390 today—built for precision and long-lasting durability with high-temperature operating range.

Frequently Asked Questions

Where can I buy SAMTEC MTMM12109GS390?

You can click on the BUY or RFQ button to purchase MTMM12109GS390 from an authorized SAMTEC distributor.

How do I troubleshoot issues or seek technical support for part MTMM12109GS390?

You can download the MTMM12109GS390 datasheet or visit the SAMTEC website for support.

Who is the manufacturer of MTMM12109GS390?

SAMTEC

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