Analog Devices Inc.

42V, 2.5A, 2MHz Step-Down Switching Regulator with 2.7A Quiescent Current Features: Ultralow Quiescent Current: 2.7μA IQ at 12VIN to 3.3VOUT Low Ripple Burst Mode® Operation Output Ripple < 15mVP-P Wide Input Range: Operation from 4.3V to 42V 2.5A Maximum Output Current Excellent Start-Up and Dropout Performance Adjustable Switching Frequency: 200kHz to 2MHz Synchronizable Between 250kHz to 2MHz Accurate Programmable Undervoltage Lockout Low Shutdown Current: IQ = 700nA Power Good Flag Soft-Start Capability Thermal Shutdown Protection Current Limit Foldback with Soft-Start Override Saturating Switch Design: 75mΩ On Resistance Small, Thermally Enhanced 16-Lead MSOP Package

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