UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON, DC 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): October 22, 2010

Volterra Semiconductor Corporation

(Exact name of Registrant as specified in its charter)

Delaware	000-50857	94-3251865
(State or other jurisdiction of incorporation)	(Commission File Number)	(IRS Employer Identification No.)

47467 Fremont Blvd., Fremont, CA	94538-6437
(Address of principal executive offices)	(Zip Code)

(510) 743-1200

(Registrant’s telephone number, including area code)

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 (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.

On October 25, 2010, Volterra Semiconductor Corporation (the “Company”) issued a press release announcing its financial results for its third quarter ended September 30, 2010. The press release, dated October 25, 2010, is attached hereto as Exhibit 99.1.

The information contained in this report and the exhibit attached hereto is furnished and shall not be deemed “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended, or otherwise subject to the liabilities of that section. The information contained herein and the exhibit attached hereto shall not be incorporated by reference into any filing with the Securities and Exchange Commission made by the Company, whether made before or after the date hereof, except as shall be expressly set forth by specific reference in such filing.

Item 8.01 Other Events.

On October 22, 2010, the Company’s Board of Directors approved an increase of $15 million to the Company’s share repurchase plan. This additional $15 million to be repurchased may be effected from time to time on the open market at prevailing market prices or in negotiated transactions off the market. The repurchases shall be made in compliance with applicable rules and regulations and may be made under a plan that complies with Rule 10b5-1 of the Securities Exchange Act of 1934, as amended.

Item 9.01 Financial Statements and Exhibits.

The following exhibit is furnished with this document:

Number	Description
99.1	Press Release dated October 25, 2010

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.

Volterra Semiconductor Corporation
By:	/S/    DAVID OH
Name:	David Oh
Title:	General Counsel

Dated: October 25, 2010