LOCTITE® ECCOBOND UF 3812

Lastnosti in prednosti

Reworkable epoxy underfill encapsulant for CSP, WLCSP, and BGA production. Compatible with most lead-free solders.
If you're looking for a halogen-free underfill that shows stable performance under thermal stress, consider LOCTITE® ECCOBOND UF 3812™. This black-liquid, epoxy-based underfill showcases excellent thermal cycle performance and sturdy electrical performance under thermal and humid bias. Our ECCOBOND UF 3812™ solution can be used with most Pb-free solders; is designed for the production of CSPs, WLCSPs, and BGAs; and is formulated to flow at room temperature with no additional preheating required.
Preberite več

Tehnične informacije

Barva Črna
Delovni čas uporabe zmesi 1.0 dnevi
Koeficient toplotnega raztezanja (CTE), Above Tg 175.0 ppm/°C
Koeficient toplotnega raztezanja (CTE), Below Tg 48.0 ppm/°C
Modul za shranjevanje, DMA @ 25.0 °C 3-point bending 3004.0 N/mm² (435580.0 psi )
Način strjevanja Strjevanje na podlagi toplote
Primeri uporabe Inkapsulizacija, Prenizko polnjenje
Temperatura posteklenitve (Tg) 131.0 °C
Temperatura skladiščenja -20.0 °C
Urnik strjevanja, @ 130.0 °C 10.0 min.
Viskoznost, Physica @ 25.0 °C Spindle CP50-1, Shear Rate 1,000 s⁻¹ 350.0 mPa.s (cP)
Čas uporabnosti 3.0 dnevi