Samtec TMM Series Straight Through Hole Pin Header, 20 Contacts, 2 mm Pitch, 2 Row, Unshrouded, TMM-110-03-L-D

The Samtec TMM-110-03-L-D is a high-performance straight through hole pin header designed to offer reliable interconnection solutions for compact PCB layouts. This pin header features a 2 mm pitch, making it suitable for density-critical applications where space is at a premium. It is especially valuable in wire-to-board connector systems within industrial, commercial, and electronic manufacturing sectors.

This model is equipped with 20 phosphor bronze male contacts, gold-plated for long-term electrical integrity and corrosion resistance. The dual-row, unshrouded construction provides enhanced flexibility for design engineers, enabling use in varied configurations and multi-row designs. The overall housing is fabricated from liquid crystal polymer, offering robust mechanical stability and the capacity to withstand harsh thermal conditions during assembly or operation. Tail pin length measures 2.7 mm, while the mating pin extends to 4 mm, promoting secure PCB engagement.

The header is rated for up to 3A of current and handles voltages up to 281 V, supporting both power and signal applications. With a wide operating temperature range from -55°C to 125°C, this product is well-suited for implementation in environments subject to temperature fluctuations, such as industrial automation controls, instrumentation, and communications equipment. Its vertical, straight orientation and through-hole solder termination make assembly straightforward and reliable, supporting both manual and automated production lines.

This pin header integrates seamlessly with standard soldering processes and accommodates design flexibility, including FleXYZ features for versatility in three axes. It supports up to four rows wide and 200 pins, making it adaptable for advanced PCB interconnection applications.

Application domains include industrial controls, PCB prototyping, high-density equipment, laboratory instrumentation, communications hardware, and more. The robust construction and electrical rating ensure dependable performance in demanding use cases across electronics manufacturing and systems integration projects.

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