Our Story
O2Micro
O2Micro International Limited drives innovation in automotive electronics, specializing in power, battery management systems (BMS), and driver monitoring technologies. With decades of expertise in mixed-signal IC design, O2Micro delivers intelligent solutions that enhance vehicle safety, efficiency, and performance. Our advanced chips enable reliable power control, extended EV battery life, and real-time driver awareness, supporting the shift toward smarter, greener mobility. Trusted by leading global manufacturers, O2Micro continues to push the boundaries of automotive power intelligence, creating technologies that power the future of electric vehicles and intelligent driving systems.
O2Micro Notable Achievements
Established: April 1995 | Locations: USA, Japan, South Korea, China, Taiwan
- Launched AudioDJ®, the world’s first chip that allows CDs to play when the computer is turned off.
- Launched the world's first Dual CCFL Inverter Control Chip widely used in LCD backlight arrays.
- Listed on NASDAQ.
- Awarded "Outstanding Integrity Share Semiconductor Company" by the U.S. Fabless Semiconductor Association.
- 2004: Began R&D for multi-cell lithium battery management for electric vehicles; accumulated 62 important patents.
- 2007: LED Backlight Driver IC enabled the Apple MacBook Air.
- 2008: Launched the world's first High-Series-Count Automotive BMS.
- Recognized by IEEE as a pioneer in power management.
- Cool Charge®-technology used in Dell laptops.
- 2012: Accumulated patents reached 1,000.
- 2013: Won the China Annual Electronic Product Award (China ACE Awards).
- 2015: Rated as the Best Innovative Company in Silicon Valley Mountain View, USA.
- 2019: Released multiple patents for lithium battery edge protection.
- 2020: Won multiple driver power supply patents.
- 2021: Annual shipments of multi-cell lithium battery current management systems exceeded 120 million units.
- Achieved product-level customer adoption.
- Certified with Automotive Grade ISO 26262 (supporting ASIL-D, ASIL-B).
- Completed privatization and expanded into the China "Go Out" market for energy storage.
- Initiated IPO.