ACT4529 Overview
ACT4529 is a wide input voltage, high efficiency step-down DC/DC converter that operates in either CV (Constant Output Voltage) mode or CC (Constant Output Current) mode. This device has QC2.0 built in to provide 5.1V/9.1V/12.1V outputs as requested by attached portable devices. Besides building in QC2.0 decoding, it also supports Apple, Samsung and BC1.2 devices to charge at full current rate.
ACT4529 Key Features
- Qualm® Quick Charge™ 2.0 Certified
- 40V Input Voltage Surge
- 6V-36V Operational Input Voltage
- 5.1V/9.1V/12.1V Output with +/-1% Accuracy
- Up to 3.0A Output current
- Constant Current Regulation Limit
- QC2.0 Decoding + USB Auto-Detect + USB-PD
- Support Apple 2.4A, Samsung and BC1.2
- Hiccup Mode Protection at Output Short
- >90% Efficiency at Full Load
