This part is a kind of semiconductor called 09N03.
Function of this product has PJD09N03.
Manufacturers : Pan Jit International
Image and pinout :
Some of the text within the PDF file :
www.DataSheet.co.kr PJD09N03 25V N-Channel Enhancement Mode MOSFET TO-252 FEATURES • RDS(ON), VGS@10V,IDS@30A=9mΩ • RDS(ON), VGS@4.5V,IDS@30A=12mΩ • Advanced trench process technology • High Density Cell Design For Uitra Low On-Resistance • Specially Designed for DC/DC Converters and Motor Drivers • Fully Characterized Avalanche Voltage and Current • Pb free product : 99% Sn above can meet RoHS environment substance directive request MECHANICALDATA • Case: TO-252 Molded Plastic • Terminals : Solderable per MIL-STD-202,Method 208 • Marking : 09N03 Drain Gate Source Maximum RATINGS and Thermal Characteristics (TA=25OC unless otherwise noted ) PA RA M E TE R D r a i n- S o ur c e Vo l t a g e G a t e - S o ur c e Vo l t a g e C o nt i nuo us D r a i n C ur r e nt [ ... ]