Analog Devices Inc.

42V, 2.5A Synchronous Step-Down Regulator with No-Loss Input PowerPath Features: Seamless, Automatic Transition Between Two Input Power Sources Wide Input Voltage Range: 2.4V to 42V Wide Output Voltage Range: 0.818V to VIN Up to 2.5A Continuous Output Current Pin Selectable Priority and Ideal Diode-OR Modes Burst Mode® Operation, IQ = 2μA 95% Efficiency at 1A, VIN = 12V, VOUT = 5V 1μA Current in Shutdown Programmable Input UVLO Thresholds Input Valid, Priority Channel and PGOOD Indicators 200kHz to 2.2MHz Fixed Frequency PWM Synchronizable to an External Clock Current Mode Control with 60ns Minimum On-Time Minimal External Components Thermally Enhanced 28-Lead 4mm × 5mm QFN and 28-Lead TSSOP Packages

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