Description

60V Low IQ, Dual, 2-Phase Synchronous Step-Down DC/DC Controller Features: Wide VIN Range: 4V to 60V (65V Abs Max) Low Operating IQ: 50µA (One Channel On) Wide Output Voltage Range: 0.8V ≤ VOUT ≤ 24V RSENSE or DCR Current Sensing Out-of-Phase Controllers Reduce Required Input Capacitance and Power Supply Induced Noise Phase-Lockable Frequency (75kHz to 850kHz) Programmable Fixed Frequency (50kHz to 900kHz) Selectable Continuous, Pulse-Skipping or Low Ripple Burst Mode® Operation at Light Loads Selectable Current Limit Very Low Dropout Operation: 99% Duty Cycle Adjustable Output Voltage Soft-Start or Tracking Power Good Output Voltage Monitors Output Overvoltage Protection Low Shutdown IQ : < 14µA Internal LDO Powers Gate Drive from VIN or EXTVCC No Current Foldback During Start-Up Small Low Profile (0.75mm) 5mm × 5mm QFN Package AEC-Q100 Qualified for Automotive Applications