The Communications Edge TM
AH103A
High Gain, High Linearity ½-Watt Amplifier
Product Information
Typical Device Data
Typical AH103A Performance Chain Analysis at 900 MHz
Cumulative Performance
1
Output Output
8
7
6
5
Gain
(dB)
NF
(dB)
Voltage Current
Output Output
AMP 2
Stage
P1dB
IP3
Gain
(dB)
NF
(V)
(mA)
P1dB
IP3
2
3
(dBm)
(dBm)
(dB)
(dBm)
(dBm)
AMP 1
Amplifier 1 14.5
Amplifier 2 14.5
18
39
2.5
3.1
+4.5
+9
75
200
14.5
28.5
18
26.3
39
45.7
2.5
2.6
27.5
46.5
4
AH103A
Cumulative Performance
275
29
+26.3
+45.7
2.6
S-Parameters (Amplifier #1, VD = +4.5 V, ID = 75 mA, T = 25°C, calibrated to device leads, pin 4 = port 1, pin 2 = port 2)
Freq (MHz)
50
S11 (dB)
-5.37
-8.33
-8.71
-8.77
-9.15
-9.05
-9.37
-9.59
-9.64
-9.21
-8.86
-8.31
-8.60
-8.80
S11 (ang)
-33.79
-28.53
-36.36
-47.76
-61.06
-73.89
-85.84
-97.65
-111.10
-124.09
-136.42
-148.36
-159.16
-170.83
S21 (dB)
15.86
14.72
14.53
14.39
14.12
14.00
13.79
13.52
13.20
12.86
12.52
12.43
12.06
11.72
S21 (ang)
160.65
161.63
155.57
147.36
139.46
131.54
123.95
115.85
108.12
100.77
93.26
S12 (dB)
-22.13
-21.04
-21.01
-20.88
-20.63
-20.79
-20.68
-20.70
-20.64
-20.53
-20.32
-20.44
-20.62
-20.23
S12 (ang)
22.13
1.23
-2.61
-5.20
-6.95
-8.56
-9.16
-12.14
-13.59
-14.44
-15.72
-19.85
-21.31
-23.96
S22 (dB)
-10.55
-16.88
-18.18
-18.38
-19.40
-20.14
-21.80
-21.91
-22.45
-22.22
-22.52
-25.39
-28.55
-31.34
S22 (ang)
-47.75
-35.01
-26.80
-27.81
-27.61
-30.37
-36.89
-45.14
-48.69
-46.08
-35.22
-32.83
10.91
200
400
600
800
1000
1200
1400
1600
1800
2000
2200
2400
2600
87.59
80.18
73.78
53.94
S-Parameters (Amplifier #2, VD = +9 V, ID = 200 mA, T = 25°C, calibrated to device leads, pin 1 = port 1, pin 6 = port 2)
Freq (MHz)
50
S11 (dB)
-10.73
-17.49
-16.10
-14.58
-12.52
-10.87
-9.59
-8.67
-7.90
-7.15
-6.58
S11 (ang)
-73.81
-86.22
S21 (dB)
16.87
15.78
15.50
15.19
14.76
14.45
14.01
13.61
13.27
12.83
12.44
11.97
11.24
10.64
S21 (ang)
155.39
153.56
140.93
125.52
111.04
96.62
83.29
69.48
56.52
42.38
S12 (dB)
-19.73
-19.37
-19.51
-19.71
-20.10
-20.45
-20.94
-21.53
-22.11
-22.90
-23.56
-24.57
-25.97
-27.43
S12 (ang)
9.77
-9.85
S22 (dB)
-13.03
-27.33
-28.05
-22.04
-17.78
-14.38
-12.17
-10.50
-9.28
S22 (ang)
-77.36
-71.86
-15.36
-19.22
-26.04
-37.86
-49.84
-64.25
-77.69
-89.74
-101.88
-111.67
-121.03
-131.14
200
400
600
800
1000
1200
1400
1600
1800
2000
2200
2400
2600
-103.75
-121.40
-136.69
-146.69
-156.43
-165.93
-175.53
173.98
162.87
152.83
143.80
136.87
-21.51
-31.31
-41.88
-52.24
-60.36
-70.30
-78.33
-88.46
-96.99
-106.84
-113.76
-122.11
-8.06
-6.74
-5.79
-5.03
28.36
14.25
0.41
-11.41
-5.55
-4.74
-3.92
-4.60
Evaluation Board PCB Layout
Circuit Board Material: .014” FR-4, 4 layers, .062” total thickness
Specifications and information are subject to change without notice
Page 2 of 6 March 2005
WJ Communications, Inc • Phone 1-800-WJ1-4401 • FAX: 408-577-6621 • e-mail: sales@wj.com • Web site: www.wj.com
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