The Power Behind Tomorrow

Super low-temperature power battery chips™

Super low-temperature power battery chips

Designed for safety and performance, 80V automotive-grade low-temperature BMIC (ISO 26262 ASIL-D) delivers comprehensive management of power batteries and active safety technologies.

OZ89204™

OZ89204: Powering the Next Generation of Smart EVs

Redefines 12V lithium battery design. By integrating seven functions into one chip, it boosts reliability, cuts system cost by 30–40%, and delivers ultra-low standby power—empowering next-gen EV cockpits and ADAS systems.

A new platform for OEMs and battery makers to accelerate innovation and gain true competitive advantage.

O2Micro

O2Micro is a global semiconductor company specializing in mixed-signal and power-management ICs for automotive, computing, industrial, and consumer electronics. Since 1995, we’ve delivered high-performance, energy-efficient technologies that help leading brands build smarter, safer, and more sustainable products.

With decades of mixed-signal expertise, O2Micro is a key innovator in automotive electronics—advancing power systems, battery-management (BMS) solutions, and driver-monitoring technologies. Our intelligent ICs improve vehicle safety, extend EV battery life, and provide reliable, efficient power control that accelerates the shift toward intelligent and eco-friendly mobility.

Supported by deep engineering capabilities, strong system-architecture knowledge, global foundry partnerships, and a robust intellectual-property portfolio, O2Micro continues to push the boundaries of intelligent power management—delivering technologies that power the future of electric vehicles and connected electronic systems.

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Filed Global Invention Patents
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Granted Global Invention Patents
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Valid Invention Patents

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Brands & Partners

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Innovative Solutions

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Technologies

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Powerful R&D and Supply Chains

Powered by a high ratio of top-tier R&D talent with rich experience in technology innovation and product industrialization. And with robust power supply chains across China and around the world, O2Micro builds strong manufacturing capabilities that drive global competitiveness and long-term growth.

R&D
R&D
Powered by a high ratio of top-tier R&D talent with rich experience in technology innovation and product industrialization. We focus on advancing our core products and driving breakthrough solutions. Our global R&D network spans the United States, Taiwan, Mainland China, and Japan.
Supply Chains
With robust power supply chains across China and around the world, O2Micro builds strong manufacturing capabilities that drive global competitiveness and long-term growth.
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Shipments
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Reduced worldwide power plants
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Reduced carbon emissions New York City's whole year carbon emissions

Honors