3
MSA-0670 Typical Scattering Parameters (ZO = 50 Ω, TA = 25°C, Id = 16 mA)
Freq.
S11
S21
S12
S22
GHz
Mag
Ang
dB Mag Ang
dB Mag Ang
Mag Ang
k
0.1
.05 –147 20.5 10.62 172 –23.3 .068 4
.05 –69 1.05
0.2
.07 –134 20.4 10.41 164 –23.0 .070 8
.09 –92 1.04
0.3
.09 –126 20.1 10.16 156 –22.6 .074 12
.13 –104 1.02
0.4
.11 –123 19.9 9.85 148 –22.4 .076 14
.16 –113 1.00
0.5
.13 –123 19.6 9.50 141 –22.0 .079 26
.20 –121 0.99
0.6
.15 –123 19.2 9.09 135 –21.3 .082 18
.22 –128 0.97
0.8
.19 –126 17.4 8.28 122 –20.7 .093 22
.25 –141 0.94
1.0
.24 –129 16.5 7.46 110 –19.8 .103 22
.27 –154 0.92
1.5
.31 –141 15.2 5.76 87 –18.2 .124 23
.27 –176 0.91
2.0
.38 –157 13.0 4.47 68 –17.2 .138 19
.24 166 0.94
2.5
.42 –167 11.1 3.59 57 –16.7 .146 20
.21 158 1.01
3.0
.46
178
9.5 2.97 45 –16.4 .152 16
.17 156 1.07
3.5
.48
173
7.9 2.49 33 –16.2 .155 11
.14 163 1.15
4.0
.48
164
6.6 2.13 22 –16.1 .156 9
.11 –175 1.27
4.5
.48
155
5.5 1.87 13 –15.9 .161 5
.11 –154 1.35
5.0
.48
143
4.5 1.67 3 –15.8 .163 3
.14 –141 1.46
Typical Performance, TA = 25°C
(unless otherwise noted)
21
Gain Flat to DC
18
15
25
TC = +125°C
TC = +25°C
20 TC = –55°C
12
15
9
10
6
3
5
0
0.1
0.3 0.5 1.0
3.0 6.0
FREQUENCY (GHz)
Figure 1. Typical Power Gain vs.
Frequency, TA = 25°C, Id = 16 mA.
0
0
1
2
3
4
5
Vd (V)
Figure 2. Device Current vs. Voltage.
21
20
19
18
GP
17
5
5
4
NF
4
3
P1 dB
3
2
2
1
1
0
0
–55 –25 +25
+85 +125
TEMPERATURE (°C)
Figure 4. Output Power at 1 dB Gain
Compression, NF and Power Gain vs.
Case Temperature, f = 0.5 GHz,
Id = 16 mA.
12
Id = 30 mA
8
4 Id = 20 mA
Id = 16 mA
0
Id = 12 mA
-4
0.1 0.2 0.3 0.5
1.0 2.0 4.0
FREQUENCY (GHz)
Figure 5. Output Power at 1 dB Gain
Compression vs. Frequency.
25
0.1 GHz
0.5 GHz
20
1.0 GHz
15
2.0 GHz
10
5
0
10
15
20
25
30
I d (mA)
Figure 3. Power Gain vs. Current.
4.0
3.5
3.0
2.5
2.0
0.1
0.2 0.3 0.5
Id= 12 mA
Id= 16 mA, 30 mA
Id= 20 mA
1.0 2.0 4.0
FREQUENCY (GHz)
Figure 6. Noise Figure vs. Frequency.