Design a circuit diagram for Constant Current Source of 800ua |
by Sudharsan_Siddareddy_369
March 02, 2024 |
You can use a current mirror circuit with MOSFET. See as example. |
by vanderghast
March 03, 2024 |
There is a problem with the previous link syntax. Here is the link: www.allaboutcircuits.com/technical-articles/the-basic-mosfet-constant-current-source/ |
by vanderghast
March 03, 2024 |
And the article uses an alternate symbole for NMOS. They are indeed NMOS. I suggest that you use a multi-turn potentiometer for Rset, so you can adjust it to get the wanted $$ I_{bias} = 800 \mu A$$ |
by vanderghast
March 03, 2024 |
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