1. What does onsemi do?

onsemi designs and manufactures intelligent power and sensing semiconductor solutions. Its technologies help improve energy efficiency, power conversion, system control, automation and sensing performance in electric vehicles, industrial equipment, energy infrastructure, AI data centers and connected electronic systems. The company supplies discrete power devices, power modules, integrated circuits and sensors for engineering and production applications.

2. What products does onsemi make?

onsemi products include silicon and silicon carbide MOSFETs, IGBTs, diodes, intelligent power modules, power management ICs, gate drivers, amplifiers, interfaces, motor-control devices and sensing products. Its sensor portfolio includes image sensors, image processors, photodetectors and other sensing technologies. Specifications, packages, qualification grades and lifecycle status vary by product family and complete manufacturer part number.

3. What was onsemi formerly called?

onsemi was formerly known as ON Semiconductor. The company was established in 1999 when Motorola spun off its standard products semiconductor business as an independent company called ON Semiconductor. In 2021, the company introduced the trade name onsemi to reflect its focus on intelligent power and sensing technologies. Older datasheets, packaging and BOM records may still use the ON Semiconductor name.

4. Where is onsemi headquartered?

onsemi is headquartered in Scottsdale, Arizona, United States. The Scottsdale site became the company's headquarters in March 2023. onsemi also operates manufacturing facilities, design centers, engineering locations and sales offices across North America, Europe and the Asia-Pacific region.

5. What industries use onsemi products?

onsemi products are used in automotive electronics, electric vehicles, ADAS, industrial automation, motor drives, renewable energy, energy storage, EV charging, AI data centers, machine vision, robotics, smart buildings and communications equipment. They also support selected medical, consumer and IoT systems. Component selection should account for voltage, current, package, thermal performance, qualification requirements and operating environment.

6. Who are onsemi's main competitors?

onsemi's competitors vary by product category. Its main power semiconductor competitors include Infineon, STMicroelectronics, Wolfspeed, ROHM Semiconductor and Nexperia. Competitors in analog and mixed-signal products include Texas Instruments, Analog Devices, Infineon, STMicroelectronics, Renesas, Monolithic Power Systems and NXP Semiconductors. In intelligent sensing, competitors include Sony Semiconductor, Samsung Electronics and OmniVision Technologies.

7. How can I check onsemi parts availability?

To check availability, provide the complete onsemi manufacturer part number, required quantity, package, date-code preference and target delivery date. Availability, pricing and lead time may vary by product and supplier. OEM STOCK can review sourcing options for standard, shortage, obsolete and hard-to-find onsemi parts. OEM STOCK is an independent sourcing provider and does not claim to be an authorized onsemi distributor.

8. How can I request a quote for onsemi components?

Submit an RFQ with the exact onsemi manufacturer part number, required quantity, packaging requirement, target delivery date and any traceability or quality requirements. Include whether approved alternatives are acceptable. Providing complete purchasing information helps the sourcing team check availability, confirm specifications and prepare a more accurate quotation.

onsemi Products, MOSFETs, Power Modules & ICs