C4499 is a screen printable silver via fill conductor designed for use in multilayer hybrids. It is designed to be used with either IP9117 or IP9118 dielectrics. It gives excellent surface coplanarity along with good electrical conductivity.
Key Features
Outstanding adhesion to dielectric Excellent surface coplanarity Good electrical conductivity Easy to process Ideal interface for Ag bearing conductors
Metal
Ag
Viscosity
140 – 200 Kcps Brookfield HBTSC4 – 14 spindle, 6R utility cup at10 rpm, 25 °C
Coverage
89 cm2/g at a 20 micron fired film thickness
Coverage
89 cm2/g at a 20 micron fired film thickness
Warranty
6 months
Process Temperature (TDS)
850 °C peak temperatureDwell time at peak temperature for 8 –12 minutes