On October 28, 2009, Advanced Analogic Technologies Incorporated issued a press release regarding its financial results for the third quarter ended September 30, 2009 and certain other information. The full text of the press release concerning the foregoing is furnished herewith as Exhibit 99.1.

The press release refers to certain non-GAAP financial measures. A reconciliation of these non-GAAP financial measures to the comparable GAAP financial measures is contained in the press release.

The information in this Form 8-K and the Exhibit attached hereto shall not be deemed "filed" for purposes of Section 18 of the Securities Act of 1934, as amended (the "Exchange Act"), or otherwise subject to the liabilities of that Section, or incorporated by reference in any filing under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such filing.

(d) Exhibits.

Exhibit
Number                                    Description

 99.1      Text of press release issued by Advanced Analogic Technologies
           Incorporated, dated October 28, 2009, reporting the results of operations
           for the third quarter ended September 30, 2009 and certain other
           information (furnished herewith).