Hi Wouter,

     I can see that there is a 100nf capacitor on the ref pin. Can you try changing to larger capacitor value, like 10uf. From your reference circuit, the ADR3440 is the source for the 4.096V and 2.418V reference. right? so the 47k and 82k and…

Hello Willie,

Thanks a lot for detailed response.

We had one query with regards to your response.

Our operating temperature range in -20°C to +60°C. Thus the maximum variation from 25°C (Considered as ambient temperature of our board) is 25-(-20…