ACT4523 Datasheet - Active-Semi

Wide-Input Sensorless CC/CV Step-Down DC/DC Converter

ACT4523 Features

* 40V Input Voltage Surge

* 38V Steady State Operation

* Up to 3A output current

* Output Voltage up to 12V

* Patent Pending Active CC Sensorless Constant Current Control

* Integrated Current Control Improves Efficiency, Lowers Cost, and Reduces Compon

ACT4523 General Description

ACT4523 is a wide input voltage, high efficiency Active CC step-down DC/DC converter that operates in either CV (Constant Output Voltage) mode or CC (Constant Output Current) mode. ACT4523 provides up to 3A output current at 225kHz switching frequency. Active CC is a patent-pending control scheme to.

ACT4523 Datasheet (648.93 KB)