AH212
Gain
35
30
25
Gain (dB)
20
The Communications Edge
TM
Product Information
1 Watt High Linearity, High Gain InGaP HBT Amplifier
Typical Device Data (SOIC-8)
S-Parameters (V
CC
= +5 V, I
CC
= 400 mA, T = 25
C,
calibrated to device leads)
S11
1.0
S22
2.
0
DB(|S(2,1)|)
AH212
6
0.
0.
4
6
0.
Swp Max
3GHz
1.0
Swp Max
3GHz
2.
0
0.8
0
3.
3.
0.8
0
4.
10.0
10.0
15
10
5
0
0.5
1
1.5
Frequency (GHz)
2
2.5
3
-0
.6
10.0
5.0
0.2
0.4
0.6
0.8
1.0
2.0
3.0
4.0
5.0
0.2
0.4
0.6
0.8
1.0
2.0
3.0
4.0
0
0
.4
-0
.0
-2
.4
-0
.0
-1.0
Notes:
The gain for the unmatched device in 50 ohm system is shown as the trace in blue color. For a band specific tuned circuit, it is expected that actual gain
will be higher. The impedance plots are shown from 50
–
3000 MHz, with markers placed at 0.5
–
3.0 GHz in 0.5 GHz increment.
S-Parameters for AH212-S8G (V
CC
= +5 V, I
CC
= 400 mA, T = 25
C,
unmatched 50 ohm system, calibrated to device leads)
Freq (MHz)
S11 (dB)
S11 (ang)
S21 (dB)
S21 (ang)
S12 (dB)
S12 (ang)
S22 (dB)
S22 (ang)
50
100
200
400
600
800
1000
1200
1400
1600
1800
2000
2200
2400
2600
2800
3000
-9.19
-4.58
-0.92
-2.81
-4.10
-10.08
-14.20
-7.51
-6.58
-6.67
-7.87
-11.42
-18.51
-8.70
-4.43
-2.78
-2.44
-130.35
-125.96
-169.81
160.59
134.99
97.76
-174.16
146.36
101.88
65.24
37.31
19.84
69.85
105.38
93.47
84.89
81.11
17.61
21.86
27.39
26.96
26.35
30.19
31.30
29.49
27.14
25.02
23.35
22.01
20.56
18.40
15.61
12.91
10.51
65.80
69.36
14.98
-55.64
-69.83
-108.08
-167.40
141.86
99.61
63.05
28.87
-5.81
-44.21
-84.80
-122.39
-156.41
167.98
-64.44
-58.42
-55.39
-50.75
-49.90
-46.20
-49.63
-44.88
-45.19
-46.75
-47.96
-44.88
-40.54
-38.49
-38.94
-39.25
-38.27
122.93
-135.96
49.47
78.75
59.30
44.46
25.99
48.15
29.86
33.97
24.08
70.88
52.01
31.21
23.84
-2.01
0.70
-2.71
-2.92
-3.04
-1.13
-0.86
-0.93
-1.05
-1.97
-2.76
-2.82
-2.53
-2.08
-1.45
-1.02
-0.89
-1.16
-1.34
-1.0
S(1,1)
AH212
-0.8
Swp Min
0.01GHz
S(2,2)
AH212
-0.8
-0
.6
-2
Swp Min
0.01GHz
-145.39
-160.72
-166.12
-169.23
-179.36
172.84
164.98
159.52
156.95
154.08
150.05
143.86
134.91
123.57
113.66
106.71
101.38
Device S-parameters are available for download off of the website at: http://www.wj.com
Application Circuit PC Board Layout
Circuit Board Material: .014”
FR4, four layer, 1 oz copper, Microstrip line details: width = .026”, spacing = .026”
The silk screen markers
‘A’, ‘B’, ‘C’,
etc. and
‘1’, ‘2’, ‘3’,
etc. are used as placemarkers
for the input and output tuning
shunt capacitor
–
C7. The markers and vias are spaced in 0.050”
increments.
Specifications and information are subject to change without notice.
WJ Communications, Inc
Phone 1-800-WJ1-4401
FAX: 408-577-6621
e-mail: sales@wj.com
Page 2 of 12 August 2006
-4
.0
-5
.0
-3
.
0
-4
.0
-5
.0
2
-0.
2
-0.
-10.0
0 .2
0
5.
0.
0
4
0
4.
0
5.
-10.0
-3
.
0
0.2
10.0
WJCI [ WJ COMMUNICATION. INC. ]
