BFP740 is a NPN silicon germanium RF transistor supplied by Dinghao, which has the characteristics of high gain, ultra-low noise, etc. It is suitable for various wireless applications in the range of 1.8GHz to 10GHz, such as CDMA and WLAN applications.
The BFP740 is an N‑type silicon‑germanium RF transistor offering high gain (27.5 dB at 1.8 GHz) and ultra‑low noise (0.5 dB at 1.8 GHz). It is designed for wireless applications such as CDMA and WLAN up to 10 GHz and features gold metallization for reliability.
Key electrical parameters include a collector‑emitter voltage of 13 V, collector current of 30 mA, maximum power dissipation of 160 mW, and a transition frequency (fT) of 42 GHz. The device is supplied in a SOT‑343 package and requires careful ESD handling.
| Noise figure at 1.8 GHz | 0.5 dB |
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The typical noise figure at 1.8 GHz is 0.5 dB.