LOCTITE® ECCOBOND UF 3812

Iezīmes un ieguvumi

This 1-part, reworkable epoxy underfill encapsulant is designed for Ball Grid Array (BGA), Chip Scale Packaging (CSP) and Wafer Level Chip Scale Packages (WLCSPs) production. It is compatible with most lead-free solders.
LOCTITE® ECCOBOND UF 3812 is a halogen-free underfill that shows stable performance under thermal stress. This black-liquid, epoxy-based underfill showcases excellent thermal cycle performance and sturdy electrical performance under thermal and humid bias. It can be used with most Pb-free solders; is designed for the production of BGA, CSP and WLCSPs; and is formulated to flow at room temperature with no additional preheating required.
Apraksts

Tehniskā informācija

Darbmūža ilgums 1.0 diena
Kalpošanas laiks 3.0 diena
Krāsa Melna
Pielietojumi Iekapsulēšana, Nepietiekama piepildīšana
Sacietināšanas veids Sacietināšana karsējot
Stikla pārejas temperatūra (Tg) 131.0 °C
Termiskās izplešanās koeficients (CTE), Above Tg 175.0 ppm/°C
Termiskās izplešanās koeficients (CTE), Below Tg 48.0 ppm/°C
Uzglabāšanas modulis, DMA @ 25.0 °C 3-point bending 3004.0 N/mm² (435580.0 psi )
Uzglabāšanas temperatūra -20.0 °C
Viskozitāte, Physica @ 25.0 °C Spindle CP50-1, Shear Rate 1,000 s⁻¹ 350.0 mPa.s (cP)
Ārstēšanas grafiks, @ 130.0 °C 10.0 min.