This part is a kind of semiconductor called H20T120.
Function of this product has IHW20T120.
Manufacturers : Infineon
Image and pinout :

Some of the text within the PDF file :
IHW20T120 Soft Switching Series Low Loss DuoPack : IGBT in Trench and Fieldstop technology with soft, fast recovery anti-parallel EmCon HE diode • • • Short circuit withstand time – 10µs Designed for : - Soft Switching Applications - Induction Heating Trench and Fieldstop technology for 1200 V applications offers : - very tight parameter distribution - high ruggedness, temperature stable behavior - easy parallel switching capability due to positive temperature coefficient in VCE(sat) Very soft, fast recovery anti-parallel EmCon™ HE diode Low EMI Application specific optimisation of inverse diode VCE 1200V IC 20A VCE(sat),Tj=25°C 1.7V Tj,max 150°C C G E • • • Type IHW20T120 Marking H20T120 Package TO-247AC Ordering Code Q67040-S4652 Maximum [ ... ]
H20T120 PDF Datasheet Download
