D2002UK
20
18
16
14
12
10
8
60
50
40
30
20
10
0
F= 1 GHz
Idq= 0.2 A
Vds= 28 V
F= 1 GHz
Idq= 0.2 A
Vds= 28 V
Tuned for maximum gain at 5W
6
Tuned for maximum power
Tuned for maximum gain at 5 W
Tuned for maximum Power
4
2
0
2
4
6
8
10
12
0
Pout (W)
0
2
4
6
8
10
12
Pout (W)
Figure 1
Figure 2
Gain vs. Output Power.
Power added efficiency vs.Output Power
12
10
8
0
-10
-20
-30
-40
-50
-60
F
1
= 999.9MHz
= 1GHz
6
F= 1 GHz
Idq= 0.2 A
Vds= 28 V
F2
Idq= 0.2 A
Vds= 28 V
4
Tuned for maximum gain at 5 W
Tuned for maximum Power
Tuned for maximum gain at 5W
Tuned for maximum power
2
0
0
0.2
0.4
0.6
0.8
1
1.2
1.4
0
2
4
6
8
10
12
Pin (W)
PEP (W)
Figure 3
Output Power vs. Input Power.
Figure 4
IMD 3 vs. PEP
Typical S Parameters
!
V
= 12.5V, I
= 0.4A
DS
DQ
#
MHZ S MA R 50
!Freq
!MHz
S11
mag
S21
mag
S12
mag
S22
mag
ang
ang
ang
ang
100
200
300
400
500
600
700
800
900
1000
0.845
0.791
0.798
0.820
0.843
0.864
0.880
0.893
0.904
0.912
-91 22.155
-126 12.621
117 0.02225
89 0.02216
72 0.01672
60 0.01048
50 0.00919
42 0.01567
35 0.02463
30 0.03420 100
25 0.04399
21 0.05390
32
10
4
17
65
93
99
0.755
0.664
0.684
0.728
0.772
0.809
0.840
0.864
0.883
0.898
-57
-83
-142
-151
-158
-164
-169
-173
-177
179
8.217
5.795
4.300
3.310
2.623
2.128
1.761
1.483
-100
-112
-123
-131
-138
-144
-149
-153
98
96
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to be both accurate and reliable at the time of going to press. However Semelab assumes no responsibility for any errors or omissions discovered in its use.
Semelab encourages customers to verify that datasheets are current before placing orders.
Semelab plc. Telephone +44(0)1455 556565. Fax +44(0)1455 552612.
Document Number 3500
Issue 2
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