Description

High Voltage Synchronous Current Mode Step-Down Controller with Adjustable Operating Frequency Features: High Voltage Operation: Up to 60V Synchronizable Up to 600kHz Adjustable Constant Frequency: 100kHz to 500kHz Output Voltages Up to 36V Stable Operation in Current Limit Adaptive Nonoverlap Circuitry Prevents Switch Shoot-Through Reverse Inductor Current Inhibit for Discontinuous Operation Improves Efficiency with Light Loads Programmable Soft-Start 120μA No Load Quiescent Current 10μA Shutdown Supply Current 1% Regulation Accuracy Standard Gate N-Channel Power MOSFETs Reverse Overcurrent Protection 16-Lead Thermally Enhanced TSSOP Package