International Rectifier Corp.s (IRF) results have been held up by an accounting irregularity investigation. The company was the target of an acquisition bid by Vishay Intertechnology (VSH) that does not appear to be enough to strike a deal. Further the company has several patents expiring in 2008, which will result in a loss of $40 million in annual revenue. Consequently, we continue to rate shares of IRF a Hold.
The proprietary products business is expected to grow fast enough to replace the lost revenue, while supporting a total topline growth rate in the mid-single digits. Margin expansion should be a byproduct of the shift in product mix. Gross margins have already moved from the mid-30s to the mid-40s over the past two years, as the higher-margin proprietary analog and power systems business displaced portions of the legacy component business.
We see a potential ramification of attempting to increase the revenue
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