Silicon Power Solutions™ Volterra Semiconductor 2012 Analyst Day September 18th, 2012 Safe Harbor Statements  This presentation contains forward-looking statements based on current expectations of Volterra. The words “expect,” “will,” “should,” “would,” “anticipate,” “project,” “outlook,” “believe,” “intend,” and similar phrases as they relate to future events are intended to identify such forward-looking statements.  These forward-looking statements reflect the current views and assumptions of Volterra but are subject to various risks and uncertainties that could cause actual results to differ materially from expectations. Such risk factors are detailed in our filings with the Securities and Exchange Commission, including our most recent quarterly report on Form 10-Q filed on August 1, 2012 for the quarter ended June 30, 2012.  Volterra assumes no obligation to update these forward-looking statements.  This presentation includes non-GAAP financial measures. You can find the most directly comparable GAAP financial measures and a reconciliation of the differences between these non-GAAP financial measures and the most directly comparable GAAP financial measures on our website at www.volterra.com 2 Agenda Company Overview Jeff Staszak Financials Mike Burns Server & Storage/Networking & Telecom Bill Numann Notebook Craig Teuscher Product Showcase & Break Technology Anthony Stratakos Sales Tom Truman Q & A Volterra Team 3 Key Messages  We remain healthy as the anemic economic recovery continues.  It has delayed but will not prevent Volterra from achieving our long-term growth, market strategy and goals  Focus in-depth on Volterra’s opportunities and technology 4 Reiterate Q3 guidance Expect Q3 revenue, EPS and GM within guidance Revenue $42M to $45M Non-GAAP EPS 28 to 34 cents Gross Margin 58.5% to 59% Market end demand remains soft overall 5 Management Team Presenters Jeffrey Staszak President and Chief Executive Officer Mike Burns William Numann Craig Teuscher Anthony Stratakos Thomas Truman SVP, Finance & SVP, Server and SVP, Notebook SVP, Advanced VP, WW Sales CFO Storage & Product Group R & D Communications Product Groups 6 Volterra History  1996: Founded in Berkeley, CA • Original 4 technical founders still employed at VLTR  1999: Introduced our first products  2000: Enabled server, storage & communication markets  2001: First full year of revenue  2004: IPO & First year of profitability  2006: First notebook revenue  2008: First $100M revenue year  2010: First $150M revenue year  2012: More Records Projected • 12th straight year of revenue growth • 9th straight year of profitability • ~ $1B in cumulative revenue since 2001 • > 600M units shipped since 2001 • Introducing 4th target market segment 7 2012 Another record year in revenue projected In Millions $155 $154 $150 $104 $105 $100 $75 $75 $54 $50 $44 $25 $16 $4 $0 2002 2004 2006 2008 2010 2012 40% CAGR since 2001; 24% CAGR since 2003 8 2013 to 2015: More of The Same  2011 – Notebook drove growth • ~$21M in 2010 to >$50M in 2011  2012 – Revenue Growth Continues • Servers: Intel Romley & AMD Ramps • Notebooks: Intel Chief River  2013/15 – Existing & New Growth Initiatives • Servers, Notebooks, Communications & New Market Our Next Revenue Milestone in Sight: $250M 9 Investment Highlights Large, growing power management opportunity Physics is driving adoption of our technology Advanced power management leader with proprietary technology Diverse markets and applications Blue chip customers Attractive financial model 10