UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             WASHINGTON, D.C. 20579


                                    FORM 8-K
                                 CURRENT REPORT
     PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

       Date of Report (Date of earliest event reported) -- August 9, 2006


                                LITTELFUSE, INC.
             (Exact name of registrant as specified in its charter)



          DELAWARE                      0-20388                 36-3795742
(State of other jurisdiction          (Commission              (IRS Employer
      of incorporation)               File Number)           Identification No.)

                  800 E. Northwest Hwy., Des Plaines, IL 60016
               (Address of principal executive offices) (Zip Code)

       Registrant's telephone number, including area code: (847) 824-1188

Check the appropriate box below if the Form 8-K filing is intended to
simultaneously satisfy the filing obligation of the registrant under any of the
following provisions:

[ ] Written communications pursuant to Rule 425 under the Securities Act
    (17 CFR 230.425)

[ ] Soliciting material pursuant to Rule 14a-12 under the Exchange Act
    (17 CFR 240.14a-12)

[ ] Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange
    Act (17 CFR 240.14d-2(b))

[ ] Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange
    Act (17 CFR 240.13e-4(c))






ITEM 2.02 RESULTS OF OPERATIONS AND FINANCIAL CONDITION

         (The information under this item 2.02 is being furnished pursuant to
Item 12 of Form 8-K)

ITEM 9.01 FINANCIAL STATEMENTS, PRO FORMA FINANCIAL INFORMATION AND EXHIBITS

         99.1 Press Release, dated August 9, 2006

         On Wednesday, August 9, 2006, the Registrant issued a press release
disclosing financial results for the quarter ended July 1, 2006. The press
release is made part of this Form and is attached as Exhibit 99.1.

         The press release, dated August 9, 2006, made a part of the Form
include forward looking statements that are intended to be covered by the
safe-harbor provisions of the Private Securities Litigation Reform Act of 1995.
These forward looking statements include but are not limited to comments with
respect to the objectives and strategies, financial condition, results of
operations and business of the Registrant.

         These forward looking statements involve numerous assumptions, inherent
risks and uncertainties, both general and specific, and the risk that
predictions and other forward looking statements will not be achieved. The
Registrant cautions you not to place undue reliance on these forward looking
statements as a number of important factors could cause actual future results to
differ materially from the plans, objectives, expectations, estimates and
intentions expressed in such forward looking statements.



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                                    SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the
Registrant has duly caused this report to be signed on its behalf by the
undersigned thereunto duly authorized.

                                             LITTELFUSE, INC.



Date:  August 9, 2006                        By: /s/ Philip G. Franklin
                                                --------------------------------
                                             Philip G. Franklin
                                             Vice President, Operations
                                             Support and Chief Financial Officer



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                                  EXHIBIT INDEX


99.1     Press release, dated August 9, 2006