What is PartQuest?

PartQuest is your one-stop resource for PCB component research. With symbols and footprints for 853,368 * Digi-Key® parts, PartQuest will deliver the relevant component information you need.

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PartQuest Explained (1:19)


Check out the PartQuest communities for discussion forums, documentation,
how-to videos, and more.

Mentor Graphics

PartQuest is powered by Mentor Graphics®, a leader in electronic design automation software, enabling companies to develop better electronic products faster and more cost-effectively.

Reference Designs

Download free schematic and electronic layout designs from multiple vendors, along with supporting materials.

My Parts & Projects

PartQuest not only allows you to find and download parts data—it also helps you keep track of parts, create custom projects, and add EDA Symbols for use within Mentor Graphics software.

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Designer Bundle

Special offer! All the benefits of Designer Layout™ and Designer Schematic™ in one bundle plus a 3-month license extension. Sign up for a free evaluation license today!

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Designer Layout™

Easily design printed circuit boards regardless of their circuitry: analog, digital, or mixed mode. Designer Layout™ has everything you need to place and route with efficiency and ease. Get started now!

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Designer Schematic™

Designer Schematic™ delivers professional and easy-to-use PCB design capture, making the creation and definition of your schematic simple and fast. Get started today!

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PCB Tech Talks

Did you know there is a PCB design podcast? Listen and subscribe for EDA and PCB industry trends, topics, challenges, and some specific how-to tips.