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LT8648S - 15A Synchronous Step-Down Silent Switcher

Description

The LT®8648S synchronous step-down regulator

Features

  • n Silent Switcher ®2 Architecture n Ultralow EMI Emissions on Any PCB n Eliminates PCB Layout Sensitivity n Internal Bypass Capacitors Reduce Radiated EMI n Optional Spread Spectrum Modulation n High Efficiency at High Frequency n Up to 95.5% Efficiency at 1MHz, 12VIN to 5VOUT n Up to 93% Efficiency at 2MHz, 12VIN to 5VOUT n Wide Input Voltage Range: 3V to 42V n 15A Output Current n Low Quiescent Current Burst Mode® Operation n 100µA IQ Regulating 12VIN to 5VOUT n Output Ripple < 10mVP-P n Exter.

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Full PDF Text Transcription

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LT8648S 42V, 15A Synchronous Step-Down Silent Switcher 2 FEATURES n Silent Switcher ®2 Architecture n Ultralow EMI Emissions on Any PCB n Eliminates PCB Layout Sensitivity n Internal Bypass Capacitors Reduce Radiated EMI n Optional Spread Spectrum Modulation n High Efficiency at High Frequency n Up to 95.5% Efficiency at 1MHz, 12VIN to 5VOUT n Up to 93% Efficiency at 2MHz, 12VIN to 5VOUT n Wide Input Voltage Range: 3V to 42V n 15A Output Current n Low Quiescent Current Burst Mode® Operation n 100µA IQ Regulating 12VIN to 5VOUT n Output Ripple < 10mVP-P n External Compensation: Fast Transient Response and Current Sharing n Fast Minimum Switch On-Time: 25ns n Low Dropout Under All Conditions: 35mV at 1A n Forced Continuous Mode n Adjustable and Synchronizable: 200kHz to 2.
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