heat sinkheat sink
- An environment capable of absorbing heat from an object with which it is in thermal contact without a phase change or an appreciable change in temperature.
- A protective device that absorbs and dissipates the excess heat generated by a system.
(plural heat sinks)
heat sink - Computer Definition
A material that absorbs heat. Typically made of aluminum, heat sinks are widely used in amplifiers and other electronic devices that build up heat. Small heat sinks are the most economical method for cooling microprocessors and other chips. They are commonly found glued or clipped to the top or the side of the chip package. See heat pipe, CPU cooler and thermal grease.