low voltage (0.7V) reference for opamp

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skibum

  • Jr. Member
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low voltage (0.7V) reference for opamp
« on: 20 Aug 2011, 11:22 am »
I have used green LED's in the past for this type of thing but I currently need about 0.7Vdc.  LED's do not go down this low.

I am using a basic 1N4448 silicon diode with a 100uF electrolytic cap across it.  I do not know if this is my best option.

?

Thanks,

Skibum

peranders

Re: low voltage (0.7V) reference for opamp
« Reply #1 on: 5 Jan 2012, 10:05 pm »
You can have other solutions but where have you put this reference?