This part is a kind of semiconductor called TDA4863-2.

Function of this product has Power Factor Controller IC for High Power Factor and Low THD.

Manufacturers : Infineon Technologies

Image and pinout :

Some of the text within the PDF file :

D a t a S h e e t, V 1. 2 , F e b r ua r y 20 0 4 Boost Controller TDA4863-2 Power Factor Controller IC for High Power Factor and Low THD DataShe e http://www.infineon.com/pfc Power Management & Supply N e v e r DataSheet4 U .com s t o p t h i n k i n g . TDA4863-2 Revision History: Previous Version: Page Subjects (major changes since last revision) Change footnote in Section 3.2 Electrical Characteristics: February 2004 Change layout: February 2004 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. 2004-02 V1.2 etcom [ ... ]

TDA4863-2 PDF Datasheet Download