fir4n60bpg.pdf datasheet:

FIR4N60BPG N-Channel Super Junction Power MOSFET-YPIN Connection TO-251General Description The series of devices use advanced super junction technology and design to provide excellent RDS(ON) with low gate charge. This super junction MOSFET fits the industrys AC-DC SMPS requirements for PFC, AC/DC power conversion, and industrial power applications.G D SFeatures New technology for high voltage device Low on-resistance and low conduction losses Schematic diagram Small package D Ultra Low Gate Charge cause lower driving requirements 100% Avalanche Tested G ROHS compliant S Application Power factor correctionPFCMarking Diagram Switched mode power supplies(SMPS) Uninterruptible Power SupplyUPSY = YearA = Assembly Location YAWWVAWW = Work WeekFIR4N60BP VA = Version & Assembly plant