Analog Devices Inc.

40V, Low IQ, 3MHz, Triple Output Buck/Buck/Boost Synchronous Controller Features: Dual Buck Plus Single Boost Synchronous Controllers Low Operating IQ: 14μA (14V to 3.3V, Channel 1 On) Outputs Remain in Regulation Through Cold Crank Down to 1V Input Supply Voltage Wide Bias Input Voltage Range: 4.5V to 40V Buck and Boost Output Voltages up to 40V Pass-Thru™ Operation: 100% Duty Cycle for Boost Synchronous MOSFET RSENSE or DCR Current Sensing Programmable Fixed Frequency (100kHz to 3MHz) Phase-Lockable Frequency (100kHz to 3MHz) Selectable Continuous, Pulse-Skipping, or Low Ripple Burst Mode Operation at Light Loads Very Low Buck Dropout Operation: 99% Duty Cycle Low Shutdown IQ: 1.5μA Small 38-Lead 5mm × 7mm QFN Package AEC-Q100 Qualified for Automotive Applications

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