UltraCAD Design, Inc.'s Homepage

What is Ultracad? UltraCAD Design, Inc is a printed circuit board design service bureau located in the great Pacific Northwest. We specialize in large, complex, fast turn designs common in the video processing and data processing industries. Our customers come from all over the United States --- California to New Hampshire --- with over 95% of our business from repeat, satisfied customers.

Constructing Your Power Supply- Layout Considerations

Robert Kollman
ABSTRACT
Laying out a power supply design is crucial for its proper operation; there are many issues to consider
when translating a schematic into a physical product. This topic addresses methods to keep circuit
parasitic components from degrading the operation of your designs. Techniques to minimize the impact
of parasitic inductance and capacitance of filter components and printed wire board (PWB) traces is
discussed, together with a description of the impact that PWB trace resistance can have on power
supply regulation and current capacity. A general overview of thermal design is also included as well as
sample temperature rise calculations in a natural and forced-air environment. Finally, some practical
examples of power stage and control device layouts are reviewed.

Electronics Circuit Application

This Blog show the Different Electronics Circuit Design, Application, Fields and Resources which could help students, engineers, professionals, and common people whose interest is in electronics!!!

PCB LAYOUT AUTHORITY

This blog presents the most common design issues affecting signal integrity in high-speed digital hardware design. These include impedance control, terminations, ground/power planes, signal routing and crosstalk. Armed with the knowledge presented here, a digital designer will be able to recognize potential signal integrity problems at the earliest design stage. Also, they will be able to apply techniques presented to prevent these issues affecting the performance of their design.

http://pcb1001.blogspot.com/

Photovoltaic converter topologies suitable for SiC-JFETs

Benjamin Sahan, Samuel V. Araújo, Thomas Kirstein, Lucas Menezes, Peter Zacharias
Kompetenzzentrum für Dezentrale Elektrische Energieversorgungstechnik (KDEE),
University of Kassel, Wilhelmshöher Allee 71, D-34121 Kassel, b.sahan@uni-kassel.de
Abstract
SiC semiconductors offer very interesting characteristics and can be considered as a future trend in
photovoltaic converter technology. The vertical JFET is an example of a very promising device, mainly
due to its relative structural simplicity. Nevertheless, its inherent normally-on characteristic calls for
specially tailored topologies that will be presented and discussed in this publication.

READ FULL TEXT HERE