3
MSA-1105 Typical Scattering Parameters (ZO = 50 Ω, TA = 25°C, Id = 60 mA)
Freq.
S11
S21
S12
S22
GHz
Mag
Ang
dB Mag Ang
dB Mag Ang
Mag Ang
k
.0005
.005
.025
.050
.100
.200
.300
.400
.500
.600
.700
.800
.900
1.000
1.500
2.000
2.500
3.000
.80
–17
.26
–62
.07
–48
.06
–38
.05
–41
.06
–58
.07
–74
.09
–91
.10 –105
.11 –116
.13 –128
.15 –136
.16 –145
.18 –152
.28
174
.38
150
.46
133
.53
118
19.0 8.94 171 –26.0 .050 51
13.9 4.98 163 –16.8 .144 15
12.8 4.36 174 –16.4 .151 4
12.7 4.33 174 –16.3 .153 2
12.7 4.31 170 –16.4 .152 3
12.6 4.26 162 –16.2 .155 5
12.4 4.19 154 –16.1 .157 7
12.2 4.10 146 –15.8 .163 8
12.0 4.00 138 –15.6 .166 8
11.8 3.88 131 –15.4 .171 10
11.5 3.76 123 –15.0 .178 11
11.2 3.63 116 –14.7 .184 11
10.9 3.49 109 –15.5 .188 11
10.5 3.37 102 –14.1 .197 11
8.8 2.75 72 –13.2 .219 7
7.1 2.28 48 –12.1 .248 0
5.6 1.90 28 –11.9 .254 –4
4.2 1.62 11 –11.6 .262 –8
A model for this device is available in the DEVICE MODELS section.
.81 –16 0.53
.26 –64 0.93
.08 –52 1.08
.06 –48 1.08
.06 –52 1.09
.08 –73 1.08
.10 –91 1.07
.12 –105 1.06
.14 –116 1.05
.17 –126 1.04
.18 –135 1.03
.21 –144 1.01
.22 –151 1.01
.24 –159 1.00
.31 170 1.00
.34 151 0.99
.38 134 1.02
.40 122 1.04
Typical Performance, TA = 25°C, ZO = 50 Ω
(unless otherwise noted)
16
100
TC = +85°C
14
TC = +25°C
12
ZO = 50 Ω
80 TC = –25°C
10
ZO = 75 Ω
60
8
6
40
4
2
0
.02
.05 0.1
0.5 1.0 2.0 3.0
FREQUENCY (GHz)
Figure 1. Typical Power Gain vs.
Frequency, Id = 60 mA.
20
0
0
2
4
6
8
Vd (V)
Figure 2. Device Current vs. Voltage.
22
20 Id = 70 mA
18 Id = 60 mA
5.5
Id= 70 mA
Id= 60 mA
5.0 Id= 40 mA
4.5
18
17
16
P1 dB
13
12
GP 11
5
4
NF
3
–25
+25
+85
TEMPERATURE (°C)
Figure 3. Output Power at 1 dB Gain
Compression, Noise Figure and Power
Gain vs. Case Temperature,
f = 0.5 GHz, Id = 60 mA.
16
4.0
14
Id = 40 mA
12
0.1
0.2 0.3 0.5
1.0 2.0
FREQUENCY (GHz)
Figure 4. Output Power at 1 dB Gain
Compression vs. Frequency.
3.5
3.0
0.1
0.2 0.3 0.5
1.0 2.0
FREQUENCY (GHz)
Figure 5. Noise Figure vs. Frequency.