BFR90 Datasheet, PDF (6/9 Pages) Vishay Siliconix – Silicon NPN Planar RF Transistor

BFR90
Vishay Telefunken
Typical Characteristics (T_amb = 25_C unless otherwise specified)
400
350
300
250
200
150
100
50
0
0 20 40 60 80 100 120 140 160
12845
T_amb – Ambient Temperature ( °C )
Figure 1. Total Power Dissipation vs.
Ambient Temperature
1.0
0.8
0.6
0.4
0.2
0
0
12887
f=1MHz
4
8
12
16
20
V_CB – Collector Base Voltage ( V )
Figure 3. Collector Base Capacitance vs.
Collector Base Voltage
6000
5000
4000
3000
2000
1000
V_CE=10V
f=500MHz
0
0
12886
8
16
24
32
40
I_C – Collector Current ( mA )
Figure 2. Transition Frequency vs. Collector Current
3.5
3.0
2.5
2.0
1.5
1.0
0.5
0
0
12888
V_CE=10V
W f=800MHz
Z_S=50
5 10 15 20 25 30
I_C – Collector Current ( mA )
Figure 4. Noise Figure vs. Collector Current
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6 (9)
Document Number 85028
Rev. 3, 20-Jan-99