This part is a kind of semiconductor called APTGF150A120TG.

Function of this product has Phase leg NPT IGBT Power Module.

Manufacturers : Microsemi Corporation

Image and pinout :

Some of the text within the PDF file :

APTGF150A120TG Phase leg NPT IGBT Power Module VBUS Q1 G1 NTC2 VCES = 1200V IC = 150A @ Tc = 80°C Application • Welding converters • Switched Mode Power Supplies • Uninterruptible Power Supplies • Motor control Features • Non Punch Through (NPT) Fast IGBT® - Low voltage drop - Low tail current - Switching frequency up to 50 kHz - Soft recovery parallel diodes - Low diode VF - Low leakage current - Avalanche energy rated - RBSOA and SCSOA rated • Kelvin emitter for easy drive • Very low stray inductance - Symmetrical design - Lead frames for power connections • Internal thermistor for temperature monitoring • High level of integration Benefits • Outstanding performance at high frequency operation • Stable temperature behavior • Very rugged �� [ ... ]

APTGF150A120TG PDF Datasheet Download