Aries Electronics, Inc. IC & Component Sockets 28-6556-11

The 28-6556-11 is a universal test socket receptacle designed for ICs and transistors, featuring a sturdy open-frame construction that easily mounts to PC boards. It allows for straightforward replacement of test sockets and includes threaded inserts at both ends for a secure connection. The receptacle supports various interconnection methods with a choice of four collet pin styles. Constructed from black UL 94V-0 glass-filled polyphenylene sulfide (PPS) for the socket body and brass for the pin body, it offers durability and reliability. The pin body is plated with nickel and can be overplated with either tin, lead-tin alloy, or gold, depending on the configuration. The 4-finger collet contact is made from beryllium copper, ensuring good electrical performance. The socket accommodates leads with diameters ranging from 0.015 to 0.025 inches and lengths from 0.110 to 0.150 inches. It has a contact current rating of 3 amps and operates effectively at temperatures up to 221¬8F (105¬8C) for tin plating and 302¬8F (150¬8C) for gold plating. The insertion and withdrawal forces are specified at 180g and 90g per pin, respectively, based on a 0.018-inch diameter test lead. This product is suitable for applications requiring reliable socket connections for testing and prototyping.