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ACT4523A

Active-Semi
Part Number ACT4523A
Manufacturer Active-Semi
Description Wide-Input Sensorless CC/CV Step-Down DC/DC Converter
Published May 7, 2016
Detailed Description ACT4523A Rev 0, 25-Jul-13 Wide-Input Sensorless CC/CV Step-Down DC/DC Converter FEATURES • 40V Input Voltage Surge • 36...
Datasheet PDF File ACT4523A PDF File

ACT4523A
ACT4523A

Overview
ACT4523A Rev 0, 25-Jul-13 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 12V • 250kHz Switching Frequency • 91% Efficiency (Vout = 5V@3.
5A at Vin = 12V) • Patented ActiveCC Sensorless Constant Current Control − Integrated Current Control Improves Efficiency, Lowers Cost, and Reduces Component Count • Resistor Programmable − Current Limit from 1.
5A to 4.
0A − Patented Cable Compensation from 0 to 0.
25Ω • ±6.
5% CC Accuracy − Compensation of Input /Output Voltage Change − Temperature Compensation − Independent of inductance and Inductor DCR • 2% Feedback Voltage Accuracy • A...


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