POWER INTEGRATIONS INC - FORM 10-K - EX-23.1 - CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM - February 26, 2010

Attached files

file filename
10-K - FORM 10-K - POWER INTEGRATIONS INCd10k.htm
EX-21.1 - LIST OF SUBSIDIARIES - POWER INTEGRATIONS INCdex211.htm
EX-10.66 - AMENDMENT NUMBER ONE TO THE AMENDED AND RESTATED WAFER SUPPLY AGREEMENT - POWER INTEGRATIONS INCdex1066.htm
EX-10.65 - AMENDMENT NUMBER FIVE TO THE AMENDED AND RESTATED WAFER SUPPLY AGREEMENT - POWER INTEGRATIONS INCdex1065.htm
EX-31.2 - CERTIFICATION OF CHIEF FINANCIAL OFFICER PURSUANT TO SECTION 302 - POWER INTEGRATIONS INCdex312.htm
EX-32.2 - CERTIFICATION OF CHIEF FINANCIAL OFFICER PURSUANT TO SECTION 906 - POWER INTEGRATIONS INCdex322.htm
EX-31.1 - CERTIFICATION OF CHIEF EXECUTIVE OFFICER PURSUANT TO SECTION 302 - POWER INTEGRATIONS INCdex311.htm
EX-32.1 - CERTIFICATION OF CHIEF EXECUTIVE OFFICER PURSUANT TO SECTION 906 - POWER INTEGRATIONS INCdex321.htm

Exhibit 23.1

CONSENT OF INDEPENDENT REGISTERED PUBLIC ACCOUNTING FIRM

We consent to the incorporation by reference in Registration Statement Nos. 333-152455, 333-146025, 333-122370, 333-119015, 333-112135, 333-102676, 333-86270, 333-59564, 333-42194, 333-83083, 333-69871 and 333-56381 on Form S-8 of our reports dated February 26, 2010, relating to the consolidated financial statements and consolidated financial statement schedule of Power Integrations, Inc. and subsidiaries (the “Company”), and the effectiveness of the Company’s internal control over financial reporting, appearing in the Annual Report on Form 10-K of the Company for the year ended December 31, 2009.

/s/ DELOITTE & TOUCHE LLP

San Jose, California

February 26, 2010

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