由 A Suhaimi 著作 · 2021 · 被引用 2 次 — Higher surface roughness was observed for pre-plated leadframe (PPF) compared with bare leadframe. The lowest value of average contact angle. (~55°) was ...
Rough upgrade μ-PPF™ and Ag plating; Available for Single and both sides; Zero delamination solution ; Pb free solution(RoHS); Removal of wet-chemical processes ...
ppfPrep is an adhesion promoter for ppf which does not involve the conventional ways of creating rough leadframe surface for better adhesion with EMC through ...
... leadframe, such as pre-plated frames (“PPF”). A three-layer leadframe plating scheme comprising nickel (Ni), palladium (Pd) and gold (Au) has been widely ...
SHINKO's Pre-Plated leadframe is three-layers, Nickel-Palladium-Gold (Ni/Pd/Au), plating on entire leadframe surfaces for providing good interconnection between ...
Abstract: Pre-plated leadframe (PPF) is an evolved technology to plate Nickel (Ni) - Palladium (Pd)-Gold (Au) or Gold Alloy on copper, with a typical ...
Because of the growing environmental consciousness, NiPdAu PPF leadframe that eliminates plating process of plastic package is already used widely in ...