Samtec Inc. Header, 2.54Mm, Though Hole Vertical, 54 Position; Connector Systems Samtec HTSW-127-08-F-D-LL

The Samtec Header, 2.54mm, Through Hole Vertical, 54 Position (part number 85T2007) features a pitch spacing of 2.54mm and is designed for board-to-board applications. It has two rows and a total of 54 contacts, making it suitable for various connectivity needs. The header is constructed with a black glass-filled polyester insulator and utilizes phosphor bronze for the terminals, which are available with either gold or tin plating over nickel. This product operates within a temperature range of -55°C to +125°C when gold-plated, and -55°C to +105°C with tin plating. The voltage ratings vary depending on the mating connector, with a maximum of 550 VAC when mated with SSW connectors. The current rating per pin varies based on the mating connector type, with values ranging from 4.3 A to 6.3 A. The header is RoHS compliant and lead-free solderable, making it suitable for environmentally conscious designs. Engineers should consider this header for applications requiring reliable and robust connections in a compact form factor.