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Andus Electronic GmbH Görlitzer Str. 52 10997 Berlin, Germany http://www.andus.de
Contact Dr. Christoph Lehnberger +49 30 6100060
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Andus Electronic GmbH

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Durchbruch bei kupfergefüllten HDI-Microvias

(PresseBox) (Berlin, )
ANDUS hat einen neuen inhouse-Prozess zum galvanischen Verfüllen von Microvias qualifiziert, der insbesondere die Kombination von FinePitch-Bauelementen mit der Microleitertechnik ermöglicht. Die neuen, von außen nicht mehr sichtbaren Microvias erlauben die Entflechtung von µBGAs ohne Zugeständnisse an die Leiterbahnbreite.

Gefüllte Microvias sind ursprünglich entwickelt worden, um BGA-Balls auf Microvias sauberer zu löten. Dahinter steckt die Idee, die Vertiefungen im Pad zu eliminieren, um Lufteinschlüsse beim Löten, Abmagerungen der Lötstellen und Benetzungsprobleme zu umgehen.

Untersuchungen aus den 1990er Jahren haben zwar gezeigt, dass sich BGAs mit einem Pitch von mehr als 0,8 mm noch problemlos auf normalen Microvias löten lassen. Die
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The publisher indicated in each case (see company info by clicking on image/title or company info in the right-hand column) is solely responsible for the stories above, the event or job offer shown and for the image and audio material displayed. As a rule, the publisher is also the author of the texts and the attached image, audio and information material. The use of information published here is generally free of charge for personal information and editorial processing. Please clarify any copyright issues with the stated publisher before further use. In case of publication, please send a specimen copy to service@pressebox.de.