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Current-Limit Circuit for the Buck Regulator

资料介绍
Abstract: This article demonstrates how to achieve current limit for the MAX1692 PWM step-down regulator by using a MAX4173H current-sense amplifier.

Maxim > App Notes > AMPLIFIER AND COMPARATOR CIRCUITS POWER-SUPPLY CIRCUITS

Keywords: current limit, current sense amplifier, buck regulator, pwm, step-down regulator Dec 01, 2000

APPLICATION NOTE 478
Current-Limit Circuit for the Buck Regulator

Abstract: This article demonstrates how to achieve current limit for the MAX1692 PWM step-down regulator by
using a MAX4173H current-sense amplifier.

Additional Information:


q Quick View Data Sheet for the MAX1692
q Quick View Data Sheet for the MAX4173
q Samples and Literature Order Form
q Technical Support: Power




A current limit can be added to a step-down converter by using a MAX4173H current-sense amplifier to inject
current into the feedback network. D1 sharpens the threshold of current
标签:Maximcurrentlimitcurrentsenseamplifierbuckregulatorpwmstep-downregulator
Current-Limit Circuit for the Buck Regulator
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