228618-1

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The 228618-1 is a D‑Subminiature (D-Sub) contact from 3M™ Interconnect Solutions, providing an efficient solution for a variety of interfaces in networking and telecommunications. The product is a surface mount contact designed for reliable connections of a variety of wire sizes (26-30 AWG) and is suitable for surface mount soldering, with its range of features that suit a variety of application fields.

Design and Specifications

The 228618-1 contact features two standard mating sides (male and female) and a standard V‑Wing (D‑Shaped) design for easy mating. It is designed with an enhanced mating and retention system to secure connections in terminated backshells, as well as a fully metalized brass construction, offering good thermal and electrical characteristics. The contact is intended to be attached to a printed circuit board using a hot bar soldering process. It has a 7.5 A (max) current rating and RoHS compliant zinc finish with mandatory flash. The contact also supports 5 TinCoat cycles before soldering.

Applications

The 228618-1 surface mount contact is suitable for high-speed data[JH1] connections in telecommunications, consumer electronics, network components, medical and industrial products. The contact is designed to deliver reliable and secure connections, offering up to 1000 mating cycles and a maximum operating temperature of 85°C. This makes it suitable for a variety of use cases and application fields in a number of industries, including automotive, defence, energy, telecommunications, construction, medical, aerospace and electrical.

Working Principle

The 228618-1 contact works by allowing for a reliable data connection between two devices using standard mating sides (male and female). These are designed to provide a secure connection, while also allowing for quick and easy mating and disassembly. The design of the contact also provides electric and thermal isolation between pins and contacts, as well as offering excellent resistance to shock and vibration. The contact is also able to handle up to 5 TinCoat cycles prior to soldering, ensuring a reliable connection when it is attached to the printed circuit board.

Conclusion

The 228618-1 is a reliable and affordable surface mount contact designed for reliable connections in a variety of application fields. The contact is specifically designed to suit a range of wire sizes (26-30 AWG) and is RoHS compliant. The contact is suitable for high-speed data connections in a number of industries and offers quick and easy mating and disassembly. The contact also offers excellent electrical and thermal isolation and is able to handle up to 5 TinCoat cycles before soldering.

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