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Let us talk about the frequency response of amplifier

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liuyonggen_1

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How to design a great bandwidth error amplifier for LDO?:D
 

wdd

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cascode with high current
 

derekqiao

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What's your need? A high speed error amp for LDO?
 

liuyonggen_1

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wdd said:
cascode with high current

if the amplifier is used in the low power application, cascode topology is out of work,what should i do ?

Added after 7 minutes:

derekqiao said:
What's your need? A high speed error amp for LDO?


yes, the speed of the error amplifier is very important to the ripple of the output voltage.
 

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