Annual Document

Pursuant to Sec. 10 of the German Securities Prospectus Act (Wertpapierprospektgesetz, WpPG), issuers of securities are required to annually provide a document containing or referring to all information published or otherwise made available to the general public in the previous financial year due to specific national and international capital market law regulations. In the financial year 2008/2009, Infineon Technologies AG published the information available under the following hyperlinks

Not all of the information in the annual document or the information referred to therein has to be provided in English under German law. Therefore only the German version of the annual document is legally binding while the English translation is for convenience only.

Ad-hoc News (Sec. 15 WpHG)
August 3, 2009: Infineon Technologies AG: Preliminary percentage of subscription rights exercised in Infineon's capital increase is 96.7 percent
July 16, 2009: Infineon Technologies AG: BaFin approves listing prospectus
July 10, 2009: Infineon announces the planned launch of a rights issue for up to Euro 725 million in gross proceeds, backstopped by investment firm Apollo
July 7, 2009: Infineon to sell Wireline Communications Business to U.S. Investor
June 25, 2009: Infineon Technologies raises guidance for third quarter financials
May 18, 2009: Infineon Technologies AG: INFINEON LAUNCHES CONVERTIBLE BOND 2014
May 11, 2009: Infineon Technologies AG: RESULTS OF THE BOND TENDER OFFER
May 5, 2009: INFINEON intends to reduce its debt by purchasing outstanding convertible and exchangeable notes
January 23, 2009: Infineon Technologies AG: Qimonda commences insolvency proceedings
December 21, 2008: FINANCING PACKAGE FOR QIMONDA ARRANGED
October 13, 2008: Qimonda Announces Sale of its Stake in Inotera to Micron

Directors' Dealings (Sec. 15a WpHG)
Directors' Dealings

Notification of changes in the proportion of voting rights (Sec. 26 WpHG)
Changes in the proportion of voting rights

Financial Reports
Annual Report 2009 with the Group Consolidated Financial Statements and the combined Management Report of the Group and Infineon Technologies AG (IFRS)
Financial Statements and combined Management Report of the Group and Infineon Technologies AG (German only)
Quarterly Report, first quarter (31 December 2008)
Half Year Report (31 March 2009)
Quarterly Report, third quarter (30 June 2009)
Annual Report 2008 with the Group Consolidated Financial Statements and the combined Management Report of the Group and Infineon Technologies AG (US GAAP)
Group Consolidated Financial Statements and combined Management Report of the Group and Infineon Technologies AG 2008 (IFRS, statutory)
Financial Statements and combined Management Report of the Group and Infineon Technologies AG 2008 (German only)

Further Information:
Financial Calendar (Sec. 42 BörsG, Sec. 67 BO FWB)
Notice of the Annual General Meeting on February 12, 2009
Announcement under Sec. 30b (1) No. 2 WpHG as of February 20, 2009 (German only
Announcement under Sec. 30b (1) No. 2 WpHG as of May 6, 2009 (German only)
Announcement under Sec. 30b (1) No. 2 WpHG as of September 7, 2009 (German only)

Disclosures required under U.S. securities laws
Until April 24, 2009, Infineon Technologies AG’s shares were listed on the New York stock exchange. Infineon Technology AG intends to apply for deregistration and the consequential termination of disclosure obligations pursuant to the Exchange Act as soon as the relevant statutory requirements are fulfilled. Until deregistration, Infineon Technologies AG is obliged to file its financial reports (in particular the annual report on Form 20-F) and other documents with the “Securities and Exchange Commission” (SEC).

These SEC-filings are available at the following link:
SEC-filings

This document has been issued exclusively as a result of Sec. 10 of the German Securities Prospectus Act and its only purpose is to fulfil the obligation on the part of Infineon Technologies AG pursuant to Sec. 10 German Securities Prospectus Act.

In the event that any of the links below do not work, any information contained or referred to in this document can be ordered without any charge from

Infineon Technologies AG
Investor Relations
Am Campeon 9
D-85579 Neubiberg
Germany

Email: investor.relations@infineon.com

Please note that the information this Annual Document contains or refers to may be outdated. There is no obligation of Infineon Technologies AG to update the information.

Neither this annual document, nor information contained therein including information referred to, constitute an offer or the solicitation of an offer to buy or sell any securities.

Neubiberg, December 21, 2009
Infineon Technologies AG