This part is a kind of semiconductor called APT25GT120BR.

Function of this product has Thunderbolt IGBT.

Manufacturers : Advanced Power Technology

Image and pinout :

Some of the text within the PDF file :

TYPICAL PERFORMANCE CURVES ® APT25GT120BR APT25GT120BRG* APT25GT120BR(G) 1200V *G Denotes RoHS Compliant, Pb Free Terminal Finish. Thunderbolt IGBT® The Thunderblot IGBT® is a new generation of high voltage power IGBTs. Using Non- Punch Through Technology, the Thunderblot IGBT® offers superior ruggedness and ultrafast switching speed. • Low Forward Voltage Drop • Low Tail Current • RBSOA and SCSOA Rated • High Freq. Switching to 50KHz • Ultra Low Leakage Current G TO -2 47 C E C G E MAXIMUM RATINGS Symbol VCES VGE I C1 I C2 I CM SSOA PD TJ,TSTG TL Parameter Collector-Emitter Voltage Gate-Emitter Voltage Continuous Collector Current @ TC = 25°C Continuous Collector Current @ TC = 110°C Pulsed Collector Current 1 All Ratings: TC = 25°C unless o [ ... ]

APT25GT120BR PDF Datasheet Download