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Sunstone Circuits® Announces RF / Microwave Capabilities

Now offering 1 and 2 layer PCBs built with many of the most popular low loss / high performance electronics materials offered in the industry, including: • ARLON® • Polyflon • Rogers 3000® series • Rogers 4000® series • Rogers RT/Duroid® (5000/6000 series) • Taconic ® These materials are the industr...
by Al Secchi
Tue Aug 30, 2016 10:37 am
 
Global announcement: Sunstone Circuits® Announces RF / Microwave Capabilities
Replies: 2
Views: 13225

Stencil Print Performance

Printed circuit boards typically have a pre-finished copper weight of 0.5 oz, 1.0 oz, or 2.0 oz on the outer layers. The PCB manufacturing process consists of etching the copper to produce the circuitry (traces, SMT pads, via pads, etc.). The copper etching process will produce a trapezoidal cross ...
by Al Secchi
Mon Feb 17, 2014 4:34 pm
 
Forum: PCB Manufacturing Topics
Topic: Stencil Print Performance
Replies: 0
Views: 4198

SMT Stencils

Sunstone has added SMT Stencils to our suite of PCB solutions. Customers can now add stencils when placing an order through our Quickturn, Full Feature and CAD Tool PCB123 product lines. Utilizing a stencil eliminates the tedious process of hand soldering your SMT components to your PCB, saving time...
by Al Secchi
Mon May 14, 2012 9:30 am
 
Forum: Products and Services
Topic: SMT Stencils
Replies: 0
Views: 1988

Aperture Area Ratio, and Determining Stencil Thickness

When ordering a stencil it is important to request the appropriate stencil thickness to insure proper paste release from the stencil. The aspect ratio for rectangular apertures should be 1.5, and an area ratio of 0.66. It is best to evaluate the smallest apertures on the stencil to determine the pro...
by Al Secchi
Mon May 14, 2012 9:30 am
 
Forum: Products and Services
Topic: Aperture Area Ratio, and Determining Stencil Thickness
Replies: 3
Views: 19371

Selecting the right SMT stencil type to assembly your printe

The following is a list of different Sunstone stencils and their uses to help you choose the right stencil for your project needs. Framed SMT Stencils (Cast Aluminum) Framed SMT Stencils.jpg --are laser cut stencil foils permanently mounted in a stencil frame using a mesh border to tightly stretch t...
by Al Secchi
Mon May 14, 2012 9:30 am
 
Forum: Products and Services
Topic: Selecting the right SMT stencil type to assembly your printe
Replies: 0
Views: 2929

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