LTC7801

LTC7801 150V Low IQ, Synchronous Step-Down DC/DC Controller Features nn Wide VIN Range: 4V to 140V (150V Abs Max) nn Wide Output Voltage Range: 0.8V to 60V nn Adjustable Gate Drive Level: 5V to 10V (OPTI-DRIVE) nn Low Operating IQ: 40μA (Shutdown = 10μA) nn 100% Duty Cycle Operation nn No External Bootstrap Diode Required nn Selectable Gate Drive UVLO Thresholds nn Onboard LDO or External NMOS LDO for DRVCC nn EXTVCC LDO Powers Drivers from VOUT nn Phase-Lockable Frequency (75kHz to 850kHz) nn Programmable Fixed Frequency (50kHz to 900kHz) nn Selectable Continuous, Pulse-Skipping or Low Ripple Burst Mode® Operation at Light Loads nn Adjustable Burst Clamp nn Power Good Output Voltage Monitor nn Programmable Input Overvoltage Lockout nn Small 24-Lead 4mm × 5mm QFN or TSSOP Packages Applications nn Automotive and Industrial Power Systems nn High Voltage Battery Operated Systems nn Telecommunications Power Systems Description The LTC®7801 is a high performance step-down switching r...