Vishay Precision Group Backplane Connectors - Specialized MMB21-0111HU

The MMB21-0111HU is a specialized backplane connector from Lingto Electronic Limited, qualified to military standards MIL-C-28748/7/8. It features solder cup contacts and dip solder contacts, making it suitable for various applications, particularly in airborne, instrumentation, and portable equipment where space and weight are critical. The connector is designed for high performance with a current rating of 5 A for 22 AWG and 3 A for 24 AWG, and it can withstand breakdown voltages of 2000 V_{RMS} at sea level and 500 V_{RMS} at 70,000 feet. Constructed with high-quality materials, the contact pins and sockets are made of phosphor bronze, with optional beryllium copper available. The contact plating is gold, ensuring durability and reliability. The connector also includes features such as fixed and turnable screwlocks, and optional closed entry socket contacts, enhancing its versatility in various configurations. This product is ideal for engineers seeking a robust and reliable connector for demanding environments.