Description

40V Low IQ, 3MHz Synchronous Step-Down Controller with Spread Spectrum Features: Low Operating IQ: 12μA (14V VIN to 3.3V VOUT) Wide Input Voltage Range: 4.5V to 40V Fixed 3.3V Regulated Output Voltage Spread Spectrum Operation RSENSE or DCR Current Sensing Programmable Fixed Frequency (100kHz to 3MHz) Phase-Lockable Frequency (100kHz to 3MHz) Selectable Continuous, Pulse-Skipping, or Low Ripple Burst Mode® Operation at Light Loads Low Shutdown IQ: 1.2μA Thermally Enhanced 16-Lead 3mm × 3mm QFN Package AEC-Q100 Qualified for Automotive Applications