This part is a kind of semiconductor called 5TUZ47C.
Function of this product has DIODE.
Manufacturers : Frontier Electronics
Image and pinout :

Some of the text within the PDF file :
OB C D 12 F H I G E Frontier Electronics Corp. 667 E. COCHRAN STREET, SIMI VALLEY, CA 93065 TEL: (805) 522-9998 FAX: (805) 522-9989 E-mail: frontiersales@frontierusa.com Web: http://www.frontierusa.com DAMPER DIODE FAST, HIGH VOLTAGE 5TUZ47C CASE : ITO-220AC ( 5TUZ47C ) , FULLY INSULATED PACKAGE J K PIN 1 PIN 2 CASE M L MILLIMETERS MIN MAX B 9.72 10.27 C 6.30 6.90 D 14.50 15.50 E 13.00 13.80 F - 4.1 G 4.95 5.20 H - 1.52 I - 0.9 J - 4.8 K - 3.1 L 2.5 2.9 M - 0.8 O Ø 3.4 FEATURES z ULTRA FAST RECOVERY TIME z LOW FORWARD VOLTAGE z LOW THERMAL RESISTANCE z HIGH CURRENT CAPABILITY z HIGH VOLTAGE z GLASS PASSIVATED CHIP JUNCTION MECHANICAL DATA z CASE: TRANSFER MOLDED z TERMINAL: PLATED LEADS, MIL-STD-202F METHOD 2026 z POLARITY: AS MARKED z EPOXY: UL94V-0 FLAME RETARDANT MOLDING COMP [ ... ]
5TUZ47C PDF Datasheet Download
