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SAMTEC TMM11803LD Low-Profile Terminal Header

The TMM series from Samtec features FleXYZ low-profile terminal strip headers engineered for versatile PCB connections. These unshrouded through-hole headers employ 0.020 inch (0.50 mm) square posts, offering configurations across all three axes, supporting up to four rows and 200 pins. They are compatible with Samtec's connector series including CLT, SQT, SQW, ESQT, TLE, SMM, MMS, and TCSD. Constructed from black liquid crystal polymer insulators, with phosphor bronze contacts plated in gold or tin, they operate from -55°C to 125°C, rated for 3.2A, and are suitable for diverse industrial applications requiring reliable, high-temperature connection solutions.

Authorized Distributors
Source:DigiKey
Part No:TMM-118-03-L-D
Stock:50
Inv Date:05-27-2026
Price: Unit price: $10.91
Buy/RFQ:
Source:DigiKey
Part No:TMM-118-03-L-D
Stock:0
Inv Date:05-27-2026
Price: Unit price: $2.96
Buy/RFQ:
Part No:TMM-118-03-L-D
Stock:0
Inv Date:05-28-2026
Price: Unit price: $3.13
Buy/RFQ:
Part No:TMM-118-03-L-D
Stock:0
Inv Date:05-27-2026
Price: Unit price: $3.471
Buy/RFQ:
Part No:TMM-118-03-L-D
Stock:0
Inv Date:05-27-2026
Price: Unit price: $3.471
Buy/RFQ:
Part No:TMM-118-03-L-D
Stock:389
Inv Date:05-28-2026
Price: Unit price: $31400
Buy/RFQ:

SAMTEC TMM11803LD Low-Profile Terminal Header Specifications:

  • Pitch: 2 mm (0.0787 inches)
  • Post Size: 0.020 inches (0.50 mm) square
  • Number of Rows: Up to 4
  • Number of Contacts: 1 to 50 per row
  • Material: Black Liquid Crystal Polymer insulator
  • Terminal Material: Phosphor Bronze
  • Plating: Gold (10 µinch) or Tin (Matte Tin, 5-6 µinch)
  • Operating Temperature Range: -55°C to +125°C
  • Current Rating: 3.2A per pin
  • Mounting: Horizontal on PCB
  • Standards: UL E111594, CSA 090871
  • Compatibility: Samtec connector series CLT, SQT, SQW, ESQT, TLE, SMM, MMS, TCSD

Buy the Samtec TMM11803LD – Reliable Low-Profile Terminal Headers for Industrial Applications

Upgrade your industrial PCB connections with the Samtec Low-Profile Terminal Header from the TMM series. Featuring a 2mm pitch, high-temperature operation up to 125°C, and gold or tin plating for durability, these headers support up to 200 pins in configurations across multiple axes. Crafted from black liquid crystal polymer insulators and phosphor bronze contacts, they ensure reliable electrical connection for demanding industrial environments. Easy to mount with optional features like pick & place pads, tape & reel packaging, and straight orientation, making online purchasing a smart and efficient choice.

Get Samtec TMM11803LD today—built for flexible PCB connections with high-temperature tolerance and reliable performance.

Frequently Asked Questions

Where can I buy SAMTEC TMM11803LD?

You can click on the BUY or RFQ button to purchase TMM11803LD from an authorized SAMTEC distributor.

How do I troubleshoot issues or seek technical support for part TMM11803LD?

You can download the TMM11803LD datasheet or visit the SAMTEC website for support.

Who is the manufacturer of TMM11803LD?

SAMTEC

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