低压差稳压器(英语:Low-dropout regulator,LDO),又称低压差线性稳压器、低压降稳压器,是线性直流稳压器的一种,用途同是提供稳定的直流电压电源。相比于一般线性直流稳压器,低压差稳压器能于更小输出输入电压差的情况下工作。
低压差稳压器(LDO Linear Regulators)有低压差的LDO 和超低压差的VLDO;DC/DC 有基于电感器储能的DC/DC 开 关稳压器(Inductor Based Switching Regulators),按功能...
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直流转换器(DC/DC converter)、低压差稳压器(Low Dropout Voltage Regulator)相关电 路所组成。
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本文将讨论基本的LDO拓扑,解释关键的性能指标,并展示低压差稳压器在系统中的应用。
This application note reviews the basic LDO topology, explains key specifications, and shows the application of low dropout voltage regulators in systems.
通过采用片上极点分离技术和片上零极点抵消技术,保证了没有片外电容情况下低压差稳压器的稳定性。
By using an on-chip pole splitting technique and an on-chip pole-zero canceling technique, high stability is achieved without an off-chip capacitor.
其他特点包括用于IC电源的内置低压差稳压器、可编程软启动、欠压闭锁、可调电流限制和输出电压温度补偿。
Additional features include an onboard low drop regulator for IC power, programmable soft start, undervoltage lockout, adjustable current limit and output voltage temperature compensation.
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