ACT4533A Datasheet (Qorvo) - Step-Down DC/DC Converter

ACT4533A, Step-Down DC/DC Converter

ACT4533A/B is a wide input voltage, high efficiency ActiveCC step-down DC/DC converter that operates in either CV (Constant Output Voltage) mode or CC (Constant Output Current) mode.

ACT4533A/B provides up to 3.5 A output current at 125 kHz switching frequency.

ActiveCC is a patented control scheme

ACT4533A Features

* 40 V Input Voltage Surge

* 36 V Steady State Operation

* Up to 3.5 A output current

* Output Voltage up to 12 V

* 125 kHz Switching Frequency Eases EMI Design

* 91% Efficiency (VOUT = 5 V@2.4 A at VIN = 12 V)

* Stable with Low-ESR Ceramic Cap