– Integrated balun to reduce BOM

[MRajn]

we are using ble in stm32wb series

– Integrated balun design

is there any reference schematic .

the height of our application is 40feet

can we use this ble with balun anteena

or we will need an external antenna

who we calculate the range and power ?

[Remi QUINTIN]

You can have a look at application note AN5185. There are some ref designs with our IPD, which integrates a matching network + filter.