7. O2Micro International ( OIIM) designs, develops and markets integrated circuits for power management and computer security applications.

For 2010, revenue increased 10.9% year-over-year to $137.8 million. Meanwhile, gross margin stood at 61.4% in 2010, up 1.73% from a year earlier. Commenting on the outlook, Sterling Du, Chairman and CEO, remarked in a press release, "As we enter 2011, the supply chain looks much healthier and our products are well positioned to address both core markets and new areas alike. We're looking forward to strong sales of power products and ramping up our business in new markets."

O2Micro will likely provide an upside of 38% over the next 12 months with a consensus target price of $9.5, according to analysts polled by Bloomberg. On the other hand, Texas Instruments ( TXN), Analog Devices ( ADI), Linear Technology ( LLTC), Maxim Integrated Products ( MXIM) and Microsemi ( MSCC) are expected to return around 4%, -2%, -1%, 0% and 25%, respectively.

O2Micro is currently trading at a forward price-to-earnings multiple of 15.3 and EV-to-EBITDA ratio of 6.2. Of the six analysts covering the stock, five recommend buying and one suggests holding.

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