This part is a kind of semiconductor called NFM61R30T472.

Function of this product has (NFM Series) EMI Suppression Filters.

Manufacturers : Murata Electronics

Image and pinout :

Some of the text within the PDF file :

This is the PDF file of catalog No.C31E-5. No.C31E5.pdf 00.4.14 On-Board Type (DC) EMI Suppression Filter (EMIFIL®) EMI SUPPRESSION FILTERS Murata EMC Solutions : http://www.murata.co.jp/emc/ Murata Manufacturing Co., Ltd. Cat.No.C31E-5 This is the PDF file of catalog No.C31E-5. No.C31E5.pdf 00.4.14 MURATA entered the suppression filter field at an early stage in response to serious problems stemming from electromagnetic interference between electronic equipment. These pioneering efforts in the filter field resulted in the development and world-wide marketing of the EMI Suppression Filter (EMIFIL®). In 1979, MURATA successfully developed an on-board type EMIFIL®, thereby realizing a solution to PC board noise suppression. In 1985, the [ ... ]

NFM61R30T472 PDF Datasheet Download