BFP81 Datasheet, PDF (8/10 Pages) Vishay Siliconix – Silicon NPN Planar RF Transistor

BFP81
Vishay Telefunken
W V_CE = 10 V, I_C = 10 mA , Z₀ = 50
S₁₁
j
j0.5
j2
j0.2
3.0 GHz
j5
0 ^{ÁÁÁÁ}0.2^{ÁÁ12.0.0ÁÁÁÁ}1 ^{ÁÁÁÁ}2 ^ÁÁ5^{ÁÁ 1}
–j0.2
0.3
–j5
0.1
–j0.5
–j2
12 978
–j
S₂₁
Figure 6. Input reflection coefficient
90°
120°
60°
150° ^0.1
180°
0.3
1.0
3.0 GHz ¹⁰
30°
20
0°
–150°
–30°
12 980
–120°
–60°
–90°
Figure 7. Forward transmission coefficient
S₁₂
120°
150°
180°
90°
60°
3.0 GHz
2.0
30°
1.0
0.1
0.08 0.16 0°
–150°
–30°
12 979
–120°
–60°
–90°
Figure 8. Reverse transmission coefficient
S₂₂
j
j0.5
j2
j0.2
j5
ÁÁÁÁÁÁÁÁÁ ₀
0.2 0.5 1
2
5
1
1.0
ÁÁÁÁÁÁÁÁÁ0.1
–j0.2
3.0 GHz
–j5
–j0.5
–j2
12 981
–j
Figure 9. Output reflection coefficient
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8 (10)
Document Number 85018
Rev. 3, 20-Jan-99