Rad hard high speed, dual channel low side gate driver RIC74424HSCB is intended for harsh radiation environments such as space. Electrical performance is characterized pre and post-irradiation over the entire military specification ambient temperature range of -55°C to 125°C. SEE characterized up to a linear energy transfer (LET) of 81.9 MeV·cm2/mg and hermetically packaged in an 8-pin flatpack, this device is screened to MIL-PRF-38535 Level B.