Re: LDO AC analysis


jutek wrote:
> hello
>
> could you tell me how to do AC open loop LDO simulation properly?
>
> how the inputs should be polarized when i open the loop to pass device
> give me the current i want to.
>
> when i do transient and op analyses, everything is ok. vref is connected
> to - and output voltage through feedback divider to +.
>
> i want the AC simulation to be adequate TRANSIENT simulation, to be sure
> how gain, UGF and pole/zero position influence transient response
>
> thanks in advance
>
> regards

http://www.nbp.pl/en/banknoty/banknoty/pln20.htm

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