The +5V solid output step-down convert power supply circuit composed of MAX639

Published:2011/7/24 2:13:00 Author:Seven | Keyword: step-down, power supply | From:SeekIC

In the figure is the +5V solid output step-down convert power supply circuit composed of MAX639. MAX639 is a high-power step-down DC/AC converter. The input voltage ranges from 5.5V to 11.5V, the output is the +5V solid voltage or the adjustable voltage, the output current is 100mA, the converting efficiency is higher than 90%. The circuit has the function of low battery voltage detection and working/disable mode control.



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