Samtec Inc. Header, 2.54Mm, Though Hole Vertical, 76 Position; Connector Systems Samtec HTSW-138-41-T-D

The Header, 2.54mm, Through Hole Vertical, 76 Position (part number 85T3804) from Samtec is designed for board-to-board applications with a pitch spacing of 2.54mm. It features 76 contacts arranged in two rows and is compliant with RoHS standards. The header is constructed with a black glass-filled polyester insulator and utilizes phosphor bronze for the terminals, which can be plated with either gold or tin over nickel. This product supports a wide operating temperature range of -55¬8C to +125¬8C with gold plating and -55¬8C to +105¬8C with tin plating. The voltage ratings vary depending on the mating connector, with a maximum of 550 VAC when mated with SSW connectors. Current ratings per pin range from 4.3 A to 6.3 A, depending on the specific mating connector used. The header is suitable for wave soldering and is available in various configurations, including straight and right-angle versions. Engineers should consider this header for applications requiring reliable connectivity in compact spaces, particularly where high-density connections are necessary.