BFP81_08 Datasheet, PDF (6/11 Pages) Vishay Siliconix – Silicon NPN Planar RF Transistor

BFP81
Vishay Semiconductors
V_CE/V
10
I_C/mA
10
10
10
10
10
10
10
10
10
10
10
10
20
20
20
20
20
20
20
20
20
20
20
20
20
f/MHz
300
500
800
1000
1200
1500
1800
2000
2200
2500
2800
3000
100
300
500
800
1000
1200
1500
1800
2000
2200
2500
2800
3000
S11
LIN
MAG
ANG
deg
0.368
-97.7
0.265
-130.1
0.226
-164.9
0.216
178.2
0.224
165.2
0.245
150.4
0.269
138.6
0.290
133.1
0.309
125.6
0.349
119.9
0.383
112.9
0.404
109.2
0.476
-60.3
0.262
-120.8
0.210
-153.3
0.200
176.6
0.204
162.2
0.213
151.6
0.235
142.5
0.258
132.5
0.273
128.1
0.302
122.4
0.337
116.2
0.368
110.7
0.390
107.3
S21
LIN
MAG
ANG
deg
12.37
111.1
8.09
96.1
5.28
82.7
4.30
76.0
3.65
69.8
2.99
61.2
2.55
53.4
2.34
48.5
2.17
43.7
1.97
36.2
1.80
29.2
1.71
25.4
29.33
135.0
13.84
103.3
8.70
90.9
5.58
79.4
4.53
73.3
3.82
67.7
3.13
59.7
2.67
52.4
2.43
47.7
2.26
43.1
2.05
35.5
1.87
28.7
1.77
25.1
S12
LIN
MAG
ANG
deg
0.030
60.9
0.042
62.8
0.060
65.2
0.072
65.9
0.085
65.9
0.105
64.8
0.124
63.6
0.139
62.4
0.152
61.3
0.174
56.8
0.191
56.0
0.206
54.0
0.013
68.9
0.026
66.8
0.040
69.6
0.060
70.9
0.073
70.4
0.087
69.2
0.108
67.3
0.128
65.1
0.143
63.4
0.157
62.0
0.179
57.5
0.196
56.1
0.211
54.0
Typical Characteristics (Tamb = 25 °C unless otherwise specified)
S22
LIN
MAG
ANG
deg
0.651
-20.1
0.582
-18.2
0.558
-18.7
0.554
-20.6
0.551
-22.8
0.542
-27.2
0.532
-32.3
0.528
-36.0
0.523
-39.4
0.508
-45.8
0.504
-53.1
0.487
-57.9
0.793
-18.3
0.586
-17.8
0.547
-15.2
0.538
-16.0
0.538
-18.3
0.537
-20.8
0.529
-25.5
0.519
-30.8
0.513
-34.4
0.511
-38.0
0.496
-44.4
0.488
-51.7
0.471
-56.5
300
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
7000
6000
5000
V_CE = 10 V
5V
4000
3000
1V
2000
1000
f = 500 MHz
0
0 5 10 15 20 25 30
12871
I_C - Collector Current ( mA )
Figure 2. Transition Frequency vs. Collector Current
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Document Number 85018
Rev. 1.5, 05-Sep-08