FEATURES

n Silent Switcher?2 Architecture:

n Ultralow EMI on Any PCB

n Eliminates PCB Layout Sensitivity

n Internal Bypass Capacitors Reduce Radiated EMI

n Optional Spread Spectrum Modulation

n 4A DC from Each Channel Simultaneously

n Up to 6A on Either Channel

n Ultralow Quiescent Current Burst Mode? Operation:

n 6.2μA IQ Regulating 12VIN to 5VOUT1 and 3.3VOUT2

n Output Ripple <10mVP-P

n Optional External VC Pin: Fast Transient Response

and Current Sharing (Extra 50μA IQ/Channel)

n Forced Continuous Mode

n High Efficiency at High Frequency

n 94.6% Efficiency at 2A, 5VOUT from 12VIN at 2MHz

n 93.3% Efficiency at 4A, 5VOUT from 12VIN at 2MHz

n Fast Minimum Switch On-Time: 40ns

n Wide Input Voltage Range: 3.0V to 42V

n Adjustable and Synchronizable: 300kHz to 3MHz

n Small 4mm × 6mm 32-Pin LQFN Package

n AEC-Q100 Qualified for Automotive Applications

APPLICATIONS

n General Purpose Step-Down

n Automotive and Industrial Supplies