Total DoseandSingle EventTransients inLinear Voltage Regulators

Radiation effects on fourcommon DC linear regulator topologies areinvestigated. Increasing total doseisshownto degrade converter regulation bydegrading converter loop gainandphaseresponse. SET response ischaracterized, anda mitigation technique isproposed. Shuntregulator topologies arefoundtobesuperior toseries regulator topologies intermsofradiation tolerance. I.INTRODUCTION