ACT4533C Datasheet | Active-Semi

ACT4533C Rev 1, 14-Nov-14 Wide-Input Sensorless CC/CV Step-Down DC/DC Converter Features - 40V Input Voltage Surge - 36V Steady State Operation - Up to 3.5A output current - Output Voltage up to 18V - 125k Hz Switching Frequency Eases EMI Design - 91% Efficiency (Vout=5V@2.4A at Vin=12V) - Stable with Low-ESR Ceramic Capacitors to Allow Low-Profile Designs - Integrated Over Voltage Protection - Excellent EMI Performance - Patented Active CC Sensorless Constant Current Control Improves Efficiency and Lowers Cost. - Resistor Programmable - Current Limit from 1.5A to 4.0A - Patented Cable pensation from 0 to 0.25Ω - ±7.5% CC Accuracy - pensation of Input /Output Voltage Change - Temperature pensation - Independent of inductance and Inductor DCR - 2% Feedback Voltage Accuracy - Advanced Feature Set - Integrated Soft Start - Thermal Shutdown - Secondary Cycle-by-Cycle Current Limit - Protection Against Shorted ISET Pin - SOP-8EP...