The 3211-40106 is a surface-mount SMPM male PCB connector designed for high-frequency applications, featuring a smooth bore interface. It operates over a wide frequency range from DC to 40.0 GHz with a characteristic impedance of 50 Ohms. Constructed with a Beryllium Copper body and contacts with gold plating, this connector ensures reliable performance across an operating temperature range of -55°C to +125°C. Its high-frequency capability and robust SMT design make it ideal for use in RF/microwave systems, high-speed digital test boards, and other applications requiring a compact, high-performance board-to-board or board-to-module connection.