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Balun alternative suggestion

Other Parts Discussed in Thread: CC2540

Dear Sir,

We are customizing our PCB, referring to the Postage Stamp(tidr203a.pdf and tidr204a.pdf).

Here Balun is suggested with manufacturer part number : 2450BM15A0002(Johanson technology).

can this part be replaced with either 2450BL15B050E(Johanson technology) or 2450BL15B100E(johanson Technology)?

  • No, these baluns have different impedance and is not matched for the CC2540. Thus using these will reduce performance. I recommend keeping the one that is matched for our device (2450BM15A0002 from Johanson technology).