Company:  POWER ONE INC (PWER)
Form Type:  8-K
Filing Date:  5/8/2009 
CIK:  0001042825 
Address:  740 CALLE PLANO 
City, State, Zip:  CAMARILLO, California 93012 
Telephone:  (805) 987-8741 
Fiscal Year:  12/31 
Last Trade
Last Trade: 
$3.32  
Change: 
-0.08 (-2.35%)  
Trade Time: 
Nov 20  
Market Cap: 
$292.82M
Description of Business
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  FORM 8-K
    SECTION 1 BUSINESS AND OPERATIONS
      Item 1.01 Entry into a Material ...
    SECTION 2 FINANCIAL INFORMATION
      Item 2.03. Creation of a Direct Financial Obligation or an ...
    SECTION 3 SECURITIES AND TRADING MARKETS
      Item 3.02 Unregistered Sales of Equity ...
    SECTION 5 CORPORATE GOVERNANCE
      Item 5.02 Departure of Directors or ...
      Item 5.03 Amendments to Articles of Incorporation or ...
    SECTION 8 OTHER EVENTS
      Item 8.01 Other Events.
    SECTION 9 FINANCIAL STATEMENTS AND EXHIBITS
      Item 9.01 Financial Statements and Exhibits.
    SIGNATURES
  EXHIBIT 4.1
  EXHIBIT 4.2
  EXHIBIT 4.3
  EXHIBIT 4.4
  EXHIBIT 4.5
  EXHIBIT 4.6
  EXHIBIT 4.7
  EXHIBIT 10.1
  EXHIBIT 10.2
  EXHIBIT 99.1