BLE PCB antenna design

RE: BLE PCB antenna design

Kenneth — Mon, 07 Apr 2025 20:24:01 GMT

To find the final values for the PI-network one need to follow:
https://docs.nordicsemi.com/bundle/nwp_017/resource/nwp_017.pdf

Kenneth

RE: BLE PCB antenna design

peit — Mon, 07 Apr 2025 17:15:35 GMT

This confused me even more...
The antenna components should be the same (based on their diagrams on nRF52840, nRF52820 or nRF52833), but on the diagram from the nRF52840 dongle there is not a straight antenna but a meander and there are other components

RE: BLE PCB antenna design

Kenneth — Mon, 07 Apr 2025 13:27:26 GMT

Hi,

Try to read this: General PCB design guidelines for nRF52 series

Also check out:
https://docs.nordicsemi.com/bundle/WP_PDF/resource/nwp_008.pdf
https://devzone.nordicsemi.com/f/nordic-q-a/69005/2-4-ghz-antenna-design-for-nrf52832

Kenneth