BFP420F_12 Datasheet, PDF (25/30 Pages) Infineon Technologies AG – Low Noise Silicon Bipolar RF Transistor

BFP420F
Electrical Characteristics
0.5
0.4
0.3
0.2
0.1
0
0.1 0.2 0.3 0.4 0.5
−0.1
−0.2
−0.3
−0.4
−0.5
1
1.5
2
0.03 to 6 GHz
step: 1 GHz
1 1.5 2 3 4 5
3
4
5
10
−10
−5
−4
−3
−2
−1.5
−1
Figure 5-16 Input Matching S₁₁ = f (f), V_CE = 3 V, I_C = 4 / 15 / 40 mA
4 mA
15 mA
40 mA
0.5
0.4
0.3
0.2
1
1.5
2
3.5GHz
2.4GHz
1.9GHz
0.1
0
0.1 0.2 0.3 0.4 0.5
0.9GHz
0.45GHz
1 1.5 2 3 4 5
3
4
5
10
−0.1
I = 4.0mA
c
−0.2
I = 15mA
c
−0.3
−0.4
−0.5
−10
−5
−4
−3
−2
−1.5
−1
Figure 5-17 Source Impedance for Minimum Noise Figure Z_opt = f (f), V_CE = 3 V, I_C = 4 / 15 mA
Data Sheet
25
Revision 1.1, 2012-11-07