Thermal Interface Material

Definition

A material placed between surfaces to improve heat transfer across their interface.

Application

Used between a power-semiconductor package and a heat sink to fill interface gaps and reduce thermal resistance.

Related concepts

• Heat Spreader
• Semiconductor Package
• Package Reliability

Evidence and further reading

• Evidence from tfaws.nasa.govhttps://tfaws.nasa.gov/wp-content/uploads/TFAWS2015-PT-07.pdf
• Evidence from assets.nexperia.comhttps://assets.nexperia.com/documents/application-note/AN90046.pdf