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LT8640

Part Number	LT8640
Manufacturer	Linear Technology
Description	5A Synchronous Step-Down Silent Switcher
Published	Jun 3, 2015
Detailed Description	LT8640/LT8640-1 42V, 5A Synchronous Step-Down Silent Switcher with 2.5µA Quiescent Current FEATURES DESCRIPTION n S...
Datasheet	LT8640 PDF File

Overview

LT8640/LT8640-1 42V, 5A Synchronous Step-Down Silent Switcher with 2.
5µA Quiescent Current FEATURES DESCRIPTION n Silent Switcher® Architecture n Ultralow EMI Emissions n Spread Spectrum Frequency Modulation n High Efficiency at High Frequency n Up to 96% Efficiency at 1MHz, 12VIN to 5VOUT n Up to 95% Efficiency at 2MHz, 12VIN to 5VOUT n Wide Input Voltage Range: 3.
4V to 42V n 5A Maximum Continuous Output, 7A Peak Transient Output n Ultralow Quiescent Current Burst Mode® Operation n 2.
5µA IQ Regulating 12VIN to 3.
3VOUT n Output Ripple < 10mVP-P n Fast Minimum Switch On-Time: 30ns n Low Dropout Under All Conditions: 100mV at 1A n Forced Continuous Mode (LT8640-1 Only) n Saf...

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