BFP81 Datasheet, PDF (7/10 Pages) Vishay Siliconix – Silicon NPN Planar RF Transistor

BFP81
Vishay Telefunken
Typical Characteristics (T_amb = 25_C unless otherwise specified)
300
2.5
250
200
150
100
50
0
0
96 12159
20 40 60 80 100 120 140 160
T_amb – Ambient Temperature ( °C )
Figure 1. Total Power Dissipation vs.
Ambient Temperature
2.0
Z_S=50W
1.5
Z_S=Z_Sopt
1.0
0.5
V_CE=10V
f=800MHz
0
0
12873
4
8
12
16
20
I_C – Collector Current ( mA )
Figure 4. Noise Figure vs. Collector Current
7000
6000
V_CE=10V
5000
5V
4000
3000
2000
1V
1000 _f=500MHz
0
0
12871
5 10 15 20 25 30
I_C – Collector Current ( mA )
Figure 2. Transition Frequency vs. Collector Current
4
3
Z_S=50W
2
Z_S=Z_Sopt
1
V_CE=10V
f=2GHz
0
0
12874
4
8
12
16
20
I_C – Collector Current ( mA )
Figure 5. Noise Figure vs. Collector Current
1.0
0.8
0.6
0.4
0.2
0
0
12872
f=1MHz
4
8
12
16
20
V_CB – Collector Base Voltage ( V )
Figure 3. Collector Base Capacitance vs.
Collector Base Voltage
Document Number 85018
Rev. 3, 20-Jan-99
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