Description
nn 4-Switch Current Mode Single Inductor Architecture Allows VIN Above, Below or Equal to VOUT nn Wide VIN Range: 4.5V to 150V nn Wide Output Voltage Range: 1.2V ≤ VOUT ≤ 150V nn Synchronous Rectification: Up to 99% Efficiency nn ±1% 1.2V Voltage Reference nn Input or Output Average Current Limit nn Onboard LDO or External NMOS LDO for DRVCC nn 36V EXTVCC LDO Powers Drivers nn Programmable 6V to 10V DRVCC Optimizes Efficiency nn No Top FET Refresh Noise in Boost or Buck Mode nn VOUT Disconnected from VIN During Shutdown nn Phase-Lockable Fixed Frequency (50kHz to 600kHz) nn No Reverse Current During Start-Up nn Power Good Output Voltage Monitor nn 150V Rated RUN Pin with Accurate Turn-On Threshold nn Programmable Input Overvoltage Lockout nn Thermally Enhanced FE38 TSSOP Package Modified for High Voltage Operation.