Pin to pin drop in replacements. Perfect equivalents for electronic parts.

SiliconExpert's Part Search™ tool automatically searches for parametric similarities between components to find form-fit-function equivalents. Over 1 Billion electronic components can be searched parametrically, through partial part number entries, description or manufacturer names with their cross references listed side by side.
  • Search for your part

    Search billions of components from semiconductors and passives to connectors and electromechanicals


  • Cross to other suppliers

    Cross references are grouped into distinct categories and we identify upgrades and downgrades


  • Compare several options

    Easily compare up to 8 components for their similarities and view their package and parametric differences


  • Access parametric data

    With one click, access datasheets, parametric details, lifecycle status, chemical composition & market availability


  • Export your selections

    Download parametric data, component comparisons and even crosses for entire bills-of-materials

Featured SiliconExpert Products for Cross Reference



Part Search

Search 1 Billion semiconductors, passives & electromechanical components for cross references, lifecycle, parametric, obsolescence forecasts environmental compliance & inventory data.

Search Electronic Components

BOM Manager Search

Scrub and manage Bill of Materials in one centralized location, populated with SiliconExpert data. Run detailed reports and receive email alerts when updates occur for components in your BOMs.

Scrub Bill of Materials



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Conflict Minerals Compliance Data

Let our tools actively monitor, collect, analyze and aggregate conflict minerals EICC-GeSI templates and supporting documentation from manufacturers and streamline your compliance efforts.

Source Parts From Distributors

Our daily inventory feeds from authorized distributors can help you check up to date stocks on billions of electronic components.

Forecast End of Life

Make better component selection decisions by forecasting years to end-of-life with our advanced lifecyle algorithms.

Manage Your Bills of Materials

Scrub and manage Bill of Materials in one centralized location, populated with SiliconExpert data. Run detailed reports and receive email alerts when updates occur for components in your BOMs.



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Managing our component database and keeping it updated was a daunting task. Our engineers require the latest information on the electronic components selected for our products and any lapse in the availability or freshness of the data is simply not acceptable ... If it weren't for SiliconExpert's tools, we would still be living in the stone age ...
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John Starr

Intermec, Inc