600V CoolMOS™ PFD7 superjunction MOSFET in ThinPAK 5x6 package The 600V CoolMOS™ PFD7 high-voltage MOSFET series sets a new benchmark in 600V superjunction (SJ) technologies, shaped by Infineon’s experience of more than 20 years in pioneering in superjunction technology innovation. The series combines best-in-class performance with state-of-the-art ease of use and features an integrated fast body diode ensuring a robust device and in turn reduced BOM for the customer.