The IRHY57234CMSES rad hard R5 N-channel MOSFET is a high-performance COTS power device for space applications. With a rating of 250V/10A, low RDS(on), and low gate charge, it reduces power losses in DC-DC converters and motor control. Its reliability is ensured with decades of proven performance and characterization. With electrical performance up to 100krad(Si) TID and a R5 TO-257AA package, it is ideal for space power systems.