Regarding nRF52840

[Nikunj_17]

Hello

    I am developing a board using nRF52840. I have one doubt i can used internal regulator when i power on vddh and how to select voltage level My requirement is 3.3V.

   2) How to design antenna for nRF52840. 

[Nikunj_17]

Thank You

How to Make external antenna Circuit which work on 2.4 Ghz ? Any Reference ? How to design antenna matching circuit?

[dejans]

Hi,

Documentation's white paper provides information about antenna tuning.

Best regards,
Dejan