Ultra Low Noise RF Transistor BFP840FESD for 5 to 6 GHz WLAN Application

Open online SPICE simulator circuit link: rf_BFP840FESD_WLAN.tsc

Ultra Low Noise RF Transistor BFP840FESD for 5 to 6 GHz WLAN Application

- Input matching and DC blocking (C1)
- RF decoupling (C3)
- Output matching and stability improvement (C4)
- Output matching and DC blocking (C5)
- DC bias (R1, R2)
- Low-frequency stability improvement (R3)
- RF choke and Output matching (L2)

The BFP840FESD is a discrete RF heterojunction bipolar transistor (HBT) with an
integrated ESD protection suitable for 5 GHz band applications.

This transistor provides high gain (15.7 dB@5.1 GHz) using Infineon Designer

Target application:
- Wireless Local Area Network (WLAN)