110 DESIGN007 MAGAZINE I AUGUST 2020
1
Just Ask Happy: Stacked Microvia
Reliability Issues
E
We asked for you to send in
your questions for Happy
Holden, and you took us up
on it! The questions you've
posed run the gamut, cover-
ing technology, the world-
wide fab market, and every-
thing in between. One of the topics that read-
ers most often ask about is microvia reliability.
2
Chris Hanson: New Ventec IMS
Dielectrics Rated for Higher Temps
E
Andy Shaughnessy recently
spoke with Chris Hanson,
global head of IMS Technol-
ogy for Ventec International
Group. During their con-
versation, Chris discusses
his group's recent efforts to
create new IMS materials, with a focus on
dielectrics.
3
Avishtech Announces Gauss Stack
and Gauss 2D PCB Modeling
Software
E
Avishtech Inc.—a sim-
ulation-based design
software provider, head-
quartered in San Jose,
California—announced
the introduction of its
Gauss suite of software for the design and simu-
lation of PCB stackups and transmission lines
used in PCBs and semiconductors.
4
Beyond Design:
Split Planes—Reprise
E
A high-speed digital signal
crossing a split in the refer-
ence plane impacts at least
three aspects of design integ-
rity: signal quality, crosstalk,
and EMI. Barry Olney reviews
the two common solutions, plus introduce a
third optimal solution for high-speed design.
Happy Holden
Chris Hanson Barry Olney