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Re: ldo with offchip bipolar
Please see my attach file.
Please give me some suggestion.
Why I measured different waveform from same current load(15mA)??
Is it a stability issue?
ldo with offchip bipolar
Please help me!
I need to design a ldo by cmos process, but its pass element is an offchip bjt.
Please give me some suggestion or some paper of same type ldo.
thanks.
regulator with mmbt3904
Dear FvM:
Sorry to bother you again.
I've try the package parasitics , but still can't see the problem on real environment. Could you give me some other suggestion please??
Thank you very much..
regulator with mmbt3904
Dear all:
I've design a regulator with an off chip npn(mmbt3409) as pass element(common emitter),
I put the dominant pole at collector of 3904(CL * Rout),
With the download model on NXP, Spice simulation seems OK.
But when I measure that chip, it rings.
Did you have...
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