This part is a kind of semiconductor called ICE2A165.

Function of this product has Off-Line SMPS Current Mode Controller with integrated 650V/800V CoolMOS.

Manufacturers : Infineon

Image and pinout :

Some of the text within the PDF file :

Datasheet, Version 3.0, Septem ber 2001 CoolSET™-F2 ICE2A165/265/365 ICE2A180/280 Off-Line SMPS Current Mode C o n t ro l l e r w i t h i n t e g ra t e d 6 5 0 V / 800V CoolM O S™ P o w e r M a n a g em e n t & S u p p l y N e v e r s t o p t h i n k i n g . CoolSET™-F2 Revision History: Previous Version: Page 2001-09-19 First One Datasheet Subjects (major changes since last revision) For questions on technology, delivery and prices please contact the Infineon Technologies Offices in Germany or the Infineon Technologies Companies and Representatives worldwide: see our webpage at http:// www.infineon.com CoolMOS™, CoolSET™ are trademarks of Infineon Technologies AG. We Listen to Your Comments Any information within this document that you feel is wrong, unclear or missing [ ... ]

ICE2A165 PDF Datasheet Download