24-0503-31

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

Sockets for ICs, transistors, and other electronic components were developed to provide easier access, increased reliability, and more efficient proceedings in circuit board design and production. They do so by making it possible for ICs, transistors, and other electronic components to be joined securely and maintain reliable contact, without manual soldering. Soldering ICs, transistors, and other components introduces the possibility of poor solder joint reliability, thermal cycles, mechanical fatigue, contamination, and even dielectric break down.

Socket-mounted components attached to printed-circuit boards (PCBs) have a wide range of advantages. Firstly, they provide a guide for placing components which reduces component placement errors and so, increases the reliability of the system. Secondly, sockets reduce board assembly times by allowing technicians to quickly and reliably attach components. Thirdly, socketed elements can also apply a protective coating to the components, providing additional safety from environmental factors. Fourthly, they eliminate the need for manual soldering operation while achieving satisfactory electrical performance.

In terms of the socket’s working principle, it basically functions as a mechanical link between the IC, or transistor, and the PCB. When the IC, or transistor, is inserted into the socket, spring pins are activated that mechanically secure the component in place. This physical connection is then completed by an electrical connection which is achieved through sidewall contacts, via a conductive paste, or solder. Depending on the type of socket being used, its sidewalls may come into direct contact with the PCB, or may be positioned above the board’s surface, with the connection being made via a contact pad.

The most common socket types are the zero-insertion-force (ZIF) and the pin-in-socket (PIS) sockets. ZIF sockets have two metal plates with holes that correspond to the IC’s connection pins. The upper plate has two pairs of opposing slots, usually on both sides of the holes. When a ZIF socket is activated, the slots move the upper plate up to tighten on the component. On the other hand, PIS sockets have two parts, a socket and a pin-and-spring assembly. When the IC is inserted into the socket, the spring pins press against the pins of the IC and make electrical contact. Both ZIF and PIS sockets are reliable and functionally robust, and can be used in a wide variety of applications.

Apart from the aforementioned socket types, there are various other types of sockets which have been designed for specific applications. Through-hole sockets enable direct placement of components into the board through holes. Plastic-molded sockets allow for both surface-mount and through-hole components on the same board. Functionpads are easily-coupled connectors used for board-level connections, and socket adaptors enable different types of components to be socketed on the board. Additionally, heatsinks, heat spreaders, and heat shields are available to prevent the components from overheating.

Overall, sockets for ICs, transistors, and other electronic components are an essential element in modern electronics. They not only make assembly and disassembly quick and efficient, but they also offer cost savings, improved safety, and enhanced reliability. As such, they are an integral part of the ever-evolving field of electronics.

The specific data is subject to PDF, and the above content is for reference