10-KPeriod: FY2007

MONOLITHIC POWER SYSTEMS INC Annual Report, Year Ended Dec 31, 2007

Filed March 11, 2008For Securities:MPWR

Summary

Monolithic Power Systems (MPS) designs and markets advanced analog and mixed-signal semiconductors, focusing on high-performance power management ICs. For the fiscal year ended December 31, 2007, the company reported revenue of $134 million, representing a 27.6% increase year-over-year, driven by strong performance in its DC to DC converters and audio amplifiers, alongside growth in LCD backlight inverters. The company operates with a fabless business model and relies on third-party manufacturers. While revenue growth is positive, MPS faces significant risks, including ongoing patent litigation with O2 Micro, Linear Technology, and Chip Advanced Technology, which could lead to substantial damages or injunctions. Furthermore, the company has a notable exposure to the illiquid auction rate securities market, holding $39.7 million as of March 7, 2008, with $36 million having failed to reset, posing a risk to its investment portfolio's liquidity and value.

Key Highlights

  • 1Revenue grew by 27.6% to $134 million in 2007, indicating strong top-line performance.
  • 2DC to DC Converters remain the largest product family, contributing 64.7% of revenue, with significant growth in consumer electronics applications.
  • 3Audio Amplifiers saw substantial growth of 182.8%, highlighting expansion into new product areas.
  • 4The company is involved in multiple significant patent litigations, including with O2 Micro and Linear Technology, which pose material risks to financial condition and operations.
  • 5MPS holds $39.7 million in auction rate securities, with $36 million currently illiquid due to failed auctions, creating potential liquidity and valuation concerns.
  • 6The company relies heavily on its Asian customer base, with 90% of revenue derived from or through Asia, exposing it to regional economic and political risks.
  • 7Operating expenses, particularly litigation costs, remain substantial, impacting profitability despite revenue growth.

Frequently Asked Questions

Monolithic Power Systems (MPS) designs, develops, and markets advanced analog and mixed-signal semiconductors. Their primary product families include DC to DC converters, LED drivers, CCFL backlight controllers, Class-D audio amplifiers, and other Linear ICs. These products are used extensively in computing, consumer electronics (like flat-panel TVs, mobile phones, and portable devices), and communications markets.

In 2007, MPS reported revenues of $134 million, a 27.6% increase compared to $105 million in 2006. The company achieved a gross profit of $85.2 million, with a gross margin of 63.6%. Net income for 2007 was $9.3 million, a significant turnaround from a net loss of $2.9 million in 2006.

The company faces several significant risks, including ongoing patent litigations with competitors like O2 Micro and Linear Technology, which could result in substantial damages or injunctions. Additionally, the company has a substantial investment in illiquid auction rate securities ($39.7 million as of March 7, 2008), posing liquidity and valuation risks. Other risks include the cyclical nature of the semiconductor industry, dependence on third-party manufacturers, intellectual property protection, and concentration of revenue from Asian customers.

MPS operates with a fabless business model, outsourcing the manufacturing and assembly of its integrated circuits to third parties. The company has developed proprietary process technology and collaborates closely with its foundry partners. Wafer fabrication is contracted in China, with assembly and packaging performed by subcontractors in Malaysia and China. The company also operates its own testing facility in Chengdu, China.