onsemi

About onsemi

onsemi is a leading global semiconductor manufacturer specializing in intelligent power and sensing technologies. Headquartered in Scottsdale, Arizona, USA, onsemi provides innovative solutions that help engineers improve energy efficiency, system reliability, and performance across automotive, industrial, cloud power, communications, and IoT applications.

Originally established as a semiconductor division of Motorola, onsemi has evolved into one of the world's most important suppliers of power semiconductors, image sensors, silicon carbide (SiC) technologies, and automotive-grade electronic components. The company plays a critical role in enabling electrification, sustainable energy systems, autonomous driving, industrial automation, and intelligent infrastructure.

Today, onsemi is recognized as one of the industry's leading providers of power management and sensing solutions, serving customers worldwide with a strong focus on energy-efficient technologies.

Key Highlights

• Headquarters: Scottsdale, Arizona, USA

• Global leader in Intelligent Power Solutions

• Major supplier of Automotive Semiconductors

• Industry-leading Silicon Carbide (SiC) Technology

• Advanced Image Sensor Manufacturer

• Strong Industrial and Energy Infrastructure Presence

• Focused on Electrification and Sustainability

Key Product Families

onsemi offers a broad semiconductor portfolio covering power management, sensing, connectivity, and automotive technologies.

Power Management Solutions

Power management is one of onsemi's core strengths.

Product Categories

• DC/DC Converters

• Power Controllers

• Voltage Regulators

• Battery Management ICs

• Motor Drivers

• Power Monitoring ICs

Popular Series

• NCP Series

• FAN Series

• NCV Series

Key Advantages

• High efficiency

• Low power loss

• Industrial-grade reliability

Silicon Carbide (SiC) Power Devices

onsemi is one of the world's leading suppliers of Silicon Carbide technology.

Product Categories

• SiC MOSFETs

• SiC Diodes

• SiC Power Modules

Applications

• Electric Vehicles

• EV Charging Stations

• Solar Inverters

• Energy Storage Systems

Advantages

• Higher efficiency

• Faster switching speeds

• Reduced thermal losses

Image Sensors

onsemi is a global leader in advanced imaging technologies.

Product Categories

• CMOS Image Sensors

• Automotive Image Sensors

• Industrial Vision Sensors

• Medical Imaging Sensors

Popular Series

• AR Series

• Hyperlux™ Series

Applications

• ADAS Cameras

• Machine Vision

• Security Systems

• Medical Equipment

Discrete Power Devices

Product Categories

• MOSFETs

• IGBTs

• Diodes

• Rectifiers

• Transistors

Applications

• Power Supplies

• Motor Drives

• Renewable Energy Systems

• Industrial Automation

Automotive Solutions

onsemi is a strategic supplier to many global automotive manufacturers.

Product Categories

• Automotive Power ICs

• LED Drivers

• Motor Control ICs

• Image Sensors

• Battery Management Solutions

Certifications

• AEC-Q100 Qualified

• Automotive Functional Safety Support

• ISO 26262 Compliance

Connectivity and Timing Products

Product Categories

• Clock Generators

• Timing Controllers

• Interface ICs

• Signal Conditioning Devices

Popular Part Numbers

The following onsemi products are among the most widely used and frequently sourced components worldwide.

Application Markets

onsemi technologies are widely deployed across industries focused on electrification, automation, and intelligent sensing.

Automotive Electronics

• Electric Vehicles (EV)

• Battery Management Systems (BMS)

• ADAS Platforms

• Autonomous Driving Systems

• Automotive Lighting

• Vehicle Electrification

Industrial Automation

• PLC Systems

• Motor Drives

• Robotics

• Factory Automation

• Industrial Networking

Renewable Energy

• Solar Inverters

• Energy Storage Systems

• EV Charging Infrastructure

• Smart Grid Equipment

Data Centers and Cloud Power

• Server Power Supplies

• AI Infrastructure

• High-Efficiency Power Conversion

• Energy Management Systems

Machine Vision and Imaging

• Industrial Cameras

• Smart Manufacturing

• Security Surveillance

• Logistics Automation

Medical Electronics

• Medical Imaging Equipment

• Diagnostic Devices

• Portable Healthcare Systems

Why Engineers Choose onsemi

onsemi has become a trusted partner for engineers developing energy-efficient and intelligent electronic systems.

Leadership in Power Semiconductors

onsemi provides one of the industry's most comprehensive portfolios of power management and power conversion technologies.

Advanced Silicon Carbide Technology

The company's SiC solutions enable higher efficiency and power density in electric vehicles and renewable energy systems.

Strong Automotive Expertise

onsemi is deeply integrated into the automotive supply chain, providing products for EVs, ADAS, and next-generation vehicle architectures.

Industry-Leading Image Sensors

Many automotive and industrial vision systems rely on onsemi image sensor technologies for high-performance imaging.

Focus on Energy Efficiency

onsemi products are designed to help customers reduce power consumption and improve system sustainability.

High Reliability

Products are engineered to meet the demanding requirements of automotive, industrial, and mission-critical applications.

Long-Term Supply Advantages

onsemi understands the importance of supply continuity for industrial and automotive customers.

Extended Product Lifecycles

Many onsemi products remain in production for years, supporting applications that require long operational lifetimes.

Automotive Production Support

Automotive-grade products are supported through rigorous quality systems and long-term manufacturing commitments.

Industrial Longevity Programs

Industrial customers benefit from stable supply strategies designed to reduce redesign risks and lifecycle management challenges.

Global Manufacturing Footprint

onsemi operates manufacturing, assembly, and test facilities worldwide, helping ensure consistent product availability and quality.

Why Buy onsemi Components from SEMI

SEMI provides professional sourcing services for onsemi semiconductor products worldwide.

100% Original Components

All products are sourced through trusted channels with traceability support available upon request.

Global Inventory Access

Access worldwide inventory for active, allocated, obsolete, and hard-to-find onsemi components.

Fast Delivery

Same-day shipment options are available for many in-stock products, helping customers reduce procurement lead times and production downtime.

Obsolete & Hard-to-Find Part Support

SEMI specializes in sourcing discontinued and difficult-to-locate onsemi power devices, sensors, and automotive semiconductors.

Quality Inspection Services

Available inspection capabilities include:

• Visual Inspection

• X-Ray Inspection

• Electrical Testing

• Decapsulation Analysis

• Third-Party Laboratory Verification

Competitive Pricing

Flexible sourcing solutions for OEMs, EMS providers, distributors, and contract manufacturers worldwide.

Professional Global Export Support

SEMI supports customers with international logistics, export documentation, customs compliance, and worldwide semiconductor procurement services.

Looking for onsemi components?

SEMI can help you source active, obsolete, and hard-to-find onsemi products, including SiC MOSFETs, power management ICs, image sensors, automotive semiconductors, and industrial power devices with reliable supply, competitive pricing, and fast global delivery.