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                                  UNITED STATES
                       SECURITIES AND EXCHANGE COMMISSION
                             Washington, D.C. 20549

                                    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): May 9, 2005 (May 9, 2005)

                        PERICOM SEMICONDUCTOR CORPORATION
             (Exact name of registrant as specified in its charter)

                                   California
                 (State or other jurisdiction of incorporation)

            0-27026                                     77-0254621
   (Commission File Number)                 (I.R.S. employer identification No.)

                             3545 North First Street
                           San Jose, California 95134

           (Address of Principal Executive Office, Including Zip Code)

                                 (408) 435-0800
              (Registrant's telephone number, including area code)

                                 Not applicable
          (Former name or former address, if changed since last report)

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 (see General Instruction A.2. below):

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

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

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

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

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ITEM 5.02. DEPARTURE OF DIRECTORS OR PRINCIPAL OFFICER; ELECTION OF DIRECTORS;
APPOINTMENT OF PRINCIPAL OFFICERS.

         On May 9, 2005, Pericom Semiconductor Corporation (the "Company")
issued a press release announcing that Mr. Gary L. Fischer had been appointed by
the Company's Board of Directors to serve as a director of the Company,
commencing as of May 9, 2005.

         The press release issued on May 9, 2005 by the Company is attached
hereto as Exhibit 99.1.

ITEM 9.01. FINANCIAL STATEMENTS AND EXHIBITS.

         (c) Exhibits.

             99.1     Press release, dated as of May 9, 2005, announcing the
                      appointment of Mr. Gary L. Fischer to the Company's
                      board of directors.



                                   SIGNATURES

         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 hereunto duly authorized.

                                               PERICOM SEMICONDUCTOR CORPORATION
                                               (Registrant)

Date:  May 9, 2005                              By: /s/ Michael D. Craighead
                                                    ----------------------------
                                                    Michael D. Craighead
                                                    Chief Financial Officer