Analog Devices Inc.

Low IQ , 60V, High Frequency Synchronous Step-Down Controller Features:Wide VIN Range: 4V to 60V (65V Abs Max)Low Operating IQ : 50μAWide Output Voltage Range: 0.8V ≤ VOUT ≤ 24VRSENSE or DCR Current SensingPhase-Lockable Frequency (320kHz to 2.25MHz)Programmable Fixed Frequency (320kHz to 2.25MHz)Selectable Continuous, Pulse-Skipping or Low RippleBurst Mode® Operation at Light LoadSelectable Current LimitVery Low Dropout Operation: 98% Duty CycleAdjustable Output Voltage Soft-Start or TrackingPower Good Output Voltage MonitorOutput Overvoltage ProtectionLow Shutdown IQ : < 14μAInternal LDO Powers Gate Drive from VIN or EXTVCCNo Current Foldback During Start-UpSmall 20-Pin 3mm × 4mm QFN Package

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