Summary of POWER ONE INC - Yahoo! Finance

Results of Operations and Financial Condition, Amendments to Articles of Inc. or By

Item 2.02 Results of Operations and Financial Condition.

The following information is furnished and shall not be deemed "filed" for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the "Exchange Act"), nor shall it be deemed 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 a filing.

On July 23, 2009, Power-One, Inc. (the "Company") issued a press release announcing the Company's financial and operating results for the second fiscal quarter of 2009. A copy of the press release is furnished as Exhibit 99.1 hereto and is incorporated into Item 2.02 of this Form 8-K by reference.

Item 5.03 Amendments to Articles of Incorporation or Bylaws; Change in Fiscal Year.

On July 20, 2009, pursuant to Article XIII of the Amended and Restated Bylaws (the "Bylaws") of Power-One, Inc., a Delaware corporation (the "Corporation"), the Board of Directors of the Corporation amended and restated the Bylaws, effective immediately. The amendment and restatement amended Articles 3 and 4 thereof to: (i) provide that the Chairman of the Board is not an officer of the Corporation; (ii) provide that the Chairman may serve on any Board committee to which he or she is appointed and may be an ad hoc member of any Board committee to which he or she is not appointed, if permitted by applicable independence rules; (iii) cause the Bylaws to indicate that the Board shall consist of 9 members; and (iv) provide that the positions of Chief Financial Officer and Treasurer are separate officer positions that may be jointly held by a single employee or separately held by two employees. The Bylaws, as amended and restated as described above, are attached hereto as Exhibit 3.1 and incorporated herein by this reference

Item 9.01 Financial Statements and Exhibits.

Exhibit
Number                                      Description

Exhibit 3.1     Amended and Restated Bylaws of Power-One Inc., a Delaware
                Corporation as of July 20, 2007

Exhibit 99.1    Press release reporting Company's financial and operating results
                for the second fiscal quarter of 2009.