August 1, 2005
Via EDGAR and Facsimile
Securities and Exchange Commission
100 F Street, N.E.
Washington, D.C. 20549-0409
Attn: Jay Mumford
Re: | Advanced Analogic Technologies Incorporated |
Registration Statement on Form S-1 (File No. 333-123798) |
Dear Mr. Mumford:
Pursuant to Rule 461 of the Securities Act of 1933, as amended (the “Securities Act”), the undersigned hereby join in the request of Advanced Analogic Technologies Incorporated that the effectiveness of the above-captioned registration statement be accelerated so that it becomes effective at 3:00 P.M. E.D.T. on Wednesday, August 3, 2005, or as soon thereafter as practicable.
In connection with Rule 460 under the Securities Act, please be advised that, during the period from July 18, 2005 to the date of this letter, we have effected approximately the following distribution of copies of the Preliminary Prospectus dated July 18, 2005:
Number of prospectuses distributed to underwriters: | approximately 13,395 | |
Number of prospectuses distributed to institutional investors: | approximately 1,491 | |
Number of prospectuses distributed to others: | approximately 3 |
The undersigned has and will, and each participating underwriter and dealer has advised the undersigned that it has and will, comply with the requirements of Rule 15c2-8 of the Securities Exchange Act of 1934, as amended, in connection with the above-referenced issue.
(Signature page follows)
Very truly yours,
MORGAN STANLEY & CO. INCORPORATED MERRILL LYNCH, PIERCE, FENNER & SMITH INCORPORATED PIPER JAFFRAY & CO. SG COWEN & CO., LLC THOMAS WEISEL PARTNERS LLC
By: Morgan Stanley & Co. Incorporated | ||||
By: | /s/ MATHEW HEIN | |||
Name: | Mathew Hein | |||
Title: | Executive Director |
cc: | Nasdaq Stock Market |
(Signature page to request for acceleration of effectiveness)