LT8619

LT8619/LT8619-5 60V, 1.2A Synchronous Monolithic Buck Regulator with 6µA Quiescent Current FEATURES nn Wide Input Voltage Range: 3V to 60V nn Fast Minimum Switch-On Time: 30ns nn Ultralow Quiescent Current Burst Mode Operation: nn 6μA IQ Regulating 12VIN to 3.3VOUT nn 10mVP-P Output Ripple at No Load nn Synchronizable/Programmable Fixed Frequency Forced Continuous Mode Operation: 300kHz to 2.2MHz nn High Efficiency Synchronous Operation: nn 92% Efficiency at 0.5A, 5VOUT from 12VIN nn 90% Efficiency at 0.5A, 3.3VOUT from 12VIN nn Low Dropout: 360mV at 0.5A nn Low EMI nn Accurate 1V Enable Pin Threshold nn Internal Soft-Start and Compensation nn Power Good Flag nn Small Thermally Enhanced 16-Lead MSOP Package and 10-Lead (3mm × 3mm) DFN Packages APPLICATIONS nn 12V Automotive Systems nn 12V and 24V Commercial Vehicles nn 48V Electric and Hybrid Vehicles nn Industrial Supplies DESCRIPTION The LT®8619 is a compact, high efficiency, high speed synchronous monolithic step-down switchi...