AT-30511 Datasheet, PDF (6/10 Pages) Agilent(Hewlett-Packard) – Low Current, High Performance NPN Silicon Bipolar Transistor

AT-30511 Typical Scattering Parameters, V_CE = 2.7 V, I_C = 1 mA, Common Emitter, Z_O = 50 Ω
Freq.      S₁₁
GHz
Mag Ang
dB
S₂₁
Mag Ang
dB
S₁₂      S₂₂
Mag
Ang
Mag Ang
0.1
0.97 -5
10.88 3.50 175
-40.13
0.01
86
0.999 -2
0.5
0.95 -23
10.58 3.38 156
-26.71
0.05
74
0.96 -13
0.9
0.86 -39
10.09 3.20 139
-22.28
0.08
63
0.93 -23
1.0
0.84 -43
9.83 3.10 135
-21.51
0.08
60
0.92 -25
1.5
0.72 -63
8.94 2.80 115
-19.15
0.11
49
0.85 -34
1.8
0.65 -73
8.32 2.60 105
-18.28
0.12
43
0.82 -38
2.0
0.61 -80
8.06 2.53 99
-17.83
0.13
40
0.79 -41
2.4
0.52 -93
7.06 2.25 86
-17.29
0.14
35
0.75 -46
3.0
0.41 -114
5.92 1.98 70
-16.72
0.15
30
0.70 -51
4.0
0.30 -150
4.35 1.65 48
-16.13
0.16
23
0.66 -61
5.0
0.26 165
3.06 1.42 28
-15.65
0.16
22
0.63 -69
30
AT-30511 Typical Noise Parameters,
Common Emitter, Z_O = 50 Ω, 2.7 V, I_C = 1 mA

              Γ_OPT
Freq
F_min[1]
R_n
GHz
dB
Mag
Ang
0.5^[2]
0.3
0.96
10
1.49
0.9
0.4
0.92
19
1.33
1.8
0.9
0.83
43
0.98
2.4
1.3
0.76
60
0.74
Notes:
1. Matching constraints may make F_min values associated with high |Γ_opt| values unachievable
in physical circuits. See Fig. 2 for expected performance.
2. 0.5 GHz noise parameter values are extrapolated, not measured.
20
MSG
10
S21
MAG
0
0
1
2
3
4
5
FREQUENCY (GHz)
Figure 19. AT-30511 Gains vs. Frequency at V_ce = 2.7
V, I_c = 1 mA.
AT-30533 Typical Scattering Parameters, V_CE = 2.7 V, I_C = 1 mA, Common Emitter, Z_O = 50 Ω AT-30511 fig 19
Freq.      S₁₁
GHz
Mag Ang
dB
S₂₁
Mag Ang
dB
S₁₂      S₂₂
Mag
Ang
Mag Ang
0.1
0.95 -5
10.76 3.45 174
-39.49
0.01
87
0.999 -2
0.5
0.92 -23
10.21 3.24 151
-26.05
0.05
74
0.95 -13
0.9
0.78 -39
9.42 2.96 130
-21.78
0.08
64
0.91 -22
1.0
0.75 -42
9.04 2.83 126
-21.05
0.09
63
0.90 -23
1.5
0.58 -59
7.83 2.46 105
-18.88
0.11
55
0.83 -31
1.8
0.49 -66
7.04 2.25 94
-18.08
0.12
53
0.79 -34
2.0
0.44 -71
6.64 2.15 88
-17.58
0.13
52
0.77 -36
2.4
0.33 -79
5.59 1.90 76
-16.77
0.15
51
0.74 -39
3.0
0.21 -87
4.40 1.66 60
-15.50
0.17
51
0.71 -44
4.0
0.05 -88
2.87 1.39 40
-13.20
0.22
52
0.68 -54
5.0
0.09 47
1.72 1.22 22
-10.67
0.29
49
0.66 -66
AT-30533 Typical Noise Parameters,
Common Emitter, Z_O = 50 Ω, 2.7 V, I_C = 1 mA

              Γ_OPT
Freq
F_min[1]
R_n
GHz
dB
Mag
Ang
0.5^[2]
0.3
0.94
7
1.02
0.9
0.4
0.89
16
0.88
1.8
0.9
0.75
43
0.58
2.4
1.3
0.65
65
0.38
Notes:
1. Matching constraints may make F_min values associated with high |Γ_opt| values unachievable
in physical circuits. See Fig. 2 for expected performance.
2. 0.5 GHz noise parameter values are extrapolated, not measured.

30
20
MSG
MAG
10
S21
MSG
0
0
1
2
3
4
5
FREQUENCY (GHz)
Figure 20. AT-30511‑ Gains vs. Frequency at V_ce = 2.7
V, I_c = 1 mA.
AT-30511 fig 20