Underfill

● Outline

It is designed to protect bump and die from mechanical damage and corrosion. This material has high reliability and excellent thermal resistance.

● Appearance

- White or black paste

● Main components

- Epoxy, Hybrid resin, Silica

● Packaging

- 30cc, 50cc (syringe)

● Features

- Low stress cure

- Improved resistance to thermal shock and IR reflow

- Low alpha emission

- Long pot life

- Fast cure

- Low moisture absorption

- Anti-cracking

● Cross section view of Package and applied part