BFP540ESD_13 Datasheet, PDF (7/9 Pages) Infineon Technologies AG – Low Noise Silicon Bipolar RF Transistor

Source impedance for min.
noise figure vs. frequency
V_CE = 3 V, I_C = 5 mA / 20 mA
0.5
0.4
0.3
0.2
1
1.5
2
3
4
5
0.1
2.4GHz
1.8GHz
10
0
0.1 0.2 0.3 0.4 03.G5Hz
0.9GHz
1 1.5 2 3 4 5
−0.1
−0.2
−0.3
−0.4
−0.5
4GHz
5GHz
6GHz
−1
I = 5.0mA
c
−10
I = 20mA
c
−5
−4
−3
−2
−1.5
BFP540ESD
7
2013-09-13