• Part: ACT4533B
  • Description: Step-Down DC/DC Converter
  • Manufacturer: Qorvo
  • Size: 1.59 MB
ACT4533B Datasheet (PDF) Download
Qorvo
ACT4533B

Description

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.

Key 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 Capacitors to Allow Low-Profile Designs
  • Integrated Over Voltage Protection
  • Excellent EMI Performance
  • Patented ActiveCC Sensorless Constant Current Control Improves Efficiency and Lowers Cost