This part is a kind of semiconductor called 40P03GI.

Function of this product has AP40P03GI.

Manufacturers : Advanced Power Electronics

Image and pinout :

Some of the text within the PDF file :

Advanced Power Electronics Corp. AP40P03GI RoHS-compliant Product P-CHANNEL ENHANCEMENT MODE POWER MOSFET ▼ Lower On-resistance D ▼ Simple Drive Requirement ▼ Fast Switching Characteristic ▼ RoHS Compliant G S Description Advanced Power MOSFETs from APEC provide the designer with the best combination of fast switching, ruggedized device design, low on-resistance and cost-effectiveness. The TO-220CFM isolation package is widely preferred for all commercial-industrial through hole applications. BVDSS RDS(ON) ID -30V 28mΩ -30A G D S TO-220CFM(I) Absolute Maximum Ratings Symbol Parameter VDS VGS ID@TC=25℃ ID@TC=100℃ IDM PD@TC=25℃ Drain-Source Voltage Gate-Source Voltage Continuous Drain Current, VGS @ 10V Continuous Drain Current, VGS @ 10V Pulsed Drain Current [ ... ]

40P03GI PDF Datasheet Download