FEATURES
nn 4-Switch Single Inductor Architecture Allows VIN Above, Below or Equal to VOUT nn Synchronous Switching: Up to 98% Efficiency nn Proprietary Peak-Buck Peak-Boost Current Mode nn Wide VIN Range: 4V to 60V nn ±1.5% Output Voltage Accuracy: 1V ≤ VOUT ≤ 60V nn ±3% Input or Output Current Accuracy with Monitor nn Spread Spectrum Frequency Modulation for Low EMI nn High Side PMOS Load Switch Driver nn Integrated Bootstrap Diodes nn No Top MOSFET Refresh Noise in Buck or Boost nn Adjustable and Synchronizable: 150kHz to 650kHz nn VOUT Disconnected from VIN During Shutdown nn Available in 28-Lead TSSOP with Exposed Pad and 28-Lead QFN (4mm × 5mm) APPLICATIONS
nn Automotive, Industrial, Telecom Systems nn High Power Battery-Powered System LT8390 60V Synchronous 4-Switch Buck-Boost Controller with Spread Spectrum DESCRIPTION
Linear Technology
