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LT8652S - Synchronous Step-Down Silent Switcher

General Description

n Silent Switcher®2 Architecture: n Ultralow EMI on Any PCB n Eliminates PCB Layout Sensitivity n Internal Bypass Capacitors Reduce Radiated EMI n Spread Spectrum Frequency Modulation n 8.5A DC from Each Channel Simultaneously n Up to 12A on Either Channel n Ultralow Quiescent Current Burst Mode® O

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LT8652S Dual Channel 8.5A, 18V, Synchronous Step-Down Silent Switcher with 16µA Quiescent Current FEATURES DESCRIPTION n Silent Switcher®2 Architecture: n Ultralow EMI on Any PCB n Eliminates PCB Layout Sensitivity n Internal Bypass Capacitors Reduce Radiated EMI n Spread Spectrum Frequency Modulation n 8.5A DC from Each Channel Simultaneously n Up to 12A on Either Channel n Ultralow Quiescent Current Burst Mode® Operation: n 16µA IQ Regulating 12VIN to 3.3VOUT (Both Channels) n Output Ripple <10mVP-P n ±1.2% 600mV Feedback Voltage with Remote Sense n Output Current Monitor Pins with Current Limiting n Forced Continuous Mode n CLKOUT for Up to 4-Phase Operation n 93.6% Efficiency at 6A, 3.3VOUT from 12VIN at 1MHz n 85.6% Efficiency at 6A, 1.