ON Semiconductor


ON Semiconductor is a world class IDM, driving innovations in energy efficient power solutions, intelligent Sensing and advanced analog interfacing.


The Custom Foundry Services group offers the ON Semiconductor portfolio of CMOS, high performance mixed-signal and high-voltage (BCD and Bipolar) processes used in Industrial, Automotive, Medical, Communications, Consumer, … markets to the design teams in fables companies, design houses and system houses. Additionally you can benefit from the existing ON Semiconductor supply chain.


We develop, on your request, in-house the required services for your IC, covering from wafer delivery up to finished IC’s. We provide in-house qualification, testing, failure analysis etc. We have everything in house for developing your high quality and reliable IC and bring it to the market


Operating a responsive, reliable, world-class supply chain and quality program, and a network of manufacturing facilities, ON Semiconductor Custom Foundry PLUS(SM) Services also provide unrivaled pre- and post-tape out services, which include, ESD, latch-up and high temperature characterization, die stitching, planarized passivation, full turn-key from GDS2-entry to qualified finished goods supply, AEC-Q100 qualifications, Radiation Hard and Rad Tolerant design features, Failure Analysis etc.



Foundry Services

Global presence ensures accurate and responsive communications between our design partners and customers with the wafer factories in the USA (E.g. Pocatello, Idaho and Gresham, Oregon) and Europe (Oudenaarde, Belgium)

  • Access to a wide range of CMOS, BCD & High Voltage processes
  • Downloadable Design Kits, IP Support via the MyON website


Learn more about our Foundry services

Custom Foundry Services

Our flexible full-service Custom Foundry business model offers our Foundry customers:

  • Wafer thinning
  • Planarized passivation
  • Wafer based post processing supporting assembly challenges
  • Highest Stitched Wafer Yields in the Industry
  • Custom Process Installation & Modification
  • Short Loop Processing
  • Backside metallization

We follow our customers in their innovations.

Full Turnkey

Full turn-key in-house development from GDS2-entry to Qualified finished goods supply.

  • Qualifications for AEC-Q100,…
  • Technologies suitable for Rad-hard design
  • Long term logistics engagements.

In House Assembly and Test Development

In addition to our wafer manufacturing, you can use our internal world class backend services supported by our own engineering teams and our in-house factories for certain packages or outsourced where needed.


  • Wafer sort (optional)
  • Packaging (Leadframe based, substrate based and CSP)
  • Final test (Room, Hot and Cold)
  • Packing


In-house Qualification and Failure Analysis Services

Pre-and post-tape out services, which include, ESD, latch-up, HTOL,… and high temperature characterization, Failure Analysis etc.

In House SiP: System in Package

ON Semiconductor’s has a wide range of discrete high voltage, high power transistors and this makes it ideal to combine with your ASIC in a single package for optimizing area and reliability.

Foundry Process Longevity

ON Semiconductor’s philosophy for process longevity means we keep needed processes around to accommodate your long-term needs. We are committed to supporting long-life products and are dedicated to building long-term relationships. Supporting this is the company’s financial strength and commitment to effective use of resources. As a result, our customers have the confidence to make long-term product decisions without the concern of process obsolescence.