What is a typical aspect ratio for a flex circuit design?

May 15, 2014 | Posted in | By

The aspect ratio for a flex circuit depends on the number of circuit layers, materials used and  whether the vias are blind or buried. Please contact PFC to discuss your design.

Read more...

What are some of the critical design rules for ZIF interfaces ( Zero Insertion Force)?

May 15, 2014 | Posted in | By

Many flex circuit applications have a ZIF interface. Please visit  ZIF Designs on our web site.

Read more...

Can PFC provide HDI technology?

May 15, 2014 | Posted in | By

Yes. PFC can provide 50 micron lines and space and as small as 50 micron holes. Please visit HDI technology.

Read more...

Has PFC designed and manufactured circuits with impedance control?

May 15, 2014 | Posted in | By

Yes. PFC has designed many circuits that are high speed designs and require impedance control. Please visit our page on impedance control.

Read more...

What is the maximum temperature a flex circuit can operate at?

May 8, 2014 | Posted in | By

A flex circuit can operate at 125° C for extended periods with DuPont coverlays and adhesives. Using Espanex coverlays and adhesiveless materials a flex circuit can withstand extended periods of 170° C.

Read more...

How much can I bend a flex circuit?

May 8, 2014 | Posted in | By

IPC 6013 states that a polyimide circuit can be bent up to a radius of 10 times the overall thickness of the material stack-up. However, please talk to PFC when designing your flex. Because of the multitude of available material

Read more...

Can you place SMT components on a flex circuit?

May 8, 2014 | Posted in | By

Yes. You can place surface mount components on a flex circuit, similar to a printed circuit board. Please see our assembly page.

Read more...

Can you shield a flex?

May 8, 2014 | Posted in | By

Yes. Flex circuits can be shielded using various methods; including but not limited to additional copper layers, silver paste, and by using additional shielding materials. Consult PFC for questions you may have regarding shielding. Costs vary on what shielding solution

Read more...

Can you wire bond to a flex?

May 8, 2014 | Posted in | By

Yes. PFC has many customers currently wire bonding to a flex. Consult PFC regarding your design requirements.

Read more...

What materials can you use as a flex stiffener?

May 8, 2014 | Posted in | By

Standard stiffener material offered is FR4 (PCB material). Other options are aluminum, steel, ceramics, and polyimide. There are many variations of stiffeners and different reasons for creating a stiffened area. Consult PFC for the most cost effective solution. Learn more

Read more...