Description

Radiation Hardened High Voltage Synchronous Current Mode Step-Down Controller with Adjustable Operating Frequency Features: Processed in Compliance with LTC Certified MIL-PRF-38535 Class V Flow High Voltage Operation: Up to 60V Review of the published Single Event Reports supplied in the “Radiation Reports” section below is recommended for applications above 30V. Output Voltages Up to 36V Synchronizable Up to 600kHz Adjustable Constant Frequency: - 100kHz to 500kHz 100μA Shutdown Supply Current Capable of Driving Large Power MOSFETs Short-Circuit Protection and Soft-Start Radiation PerformanceRadiation Performance Total Ionizing Dose (TID) Tolerance, per TM1019.8, MIL-STD-883: 200kRad (Si), per condition A at 50Rads(Si)/sec 100kRad (Si), per condition D at 10mRads(Si)/sec ELDRS Pass 100kRad(Si) Displacement Damage Defect (DDD) up to 1E12 Neutrons/cm2 Single Event Transient (SET), Single Event Upset (SEU) and Single Event Latchup (SEL) tests up to a Linear Energy Transfer (LET) of 117.6 MeV.cm2/mg to case temperatures of 100°C