The Communications Edge TM
FP31QF
2-Watt HFET
Product Information
FP31QF-PCB1900 Application Circuit Performance Plots
S11vs. Frequency
-40C +25C
S21vs. Frequency
S22vs. Frequency
0
-5
16
15
14
13
12
11
0
-5
+85C
-10
-15
-20
-25
-30
-10
-15
-20
-25
-30
-40C
1950
+25C
1970
+85C
1990
-40C
1950
+25C
1970
+85C
1990
1930
1950
1970
1990
1990
85
1930
1930
Frequency(MHz)
Frequency(MHz)
Frequency(MHz)
P1dBvs. Frequency
NoiseFigurevs. Frequency
ACPRvs. ChannelPower
IS-95, 9Ch. Forward, 885kHzoffset, 30kHzMeasBW
36
34
32
30
28
26
6
5
4
3
2
1
0
-35
-45
-55
-65
-75
freq=1960MHz
-40c
+25c
+85c
-40C
25
+25C
27
+85C
28 29
-40c
1950
+25c
1970
+85c
22
23
24
26
1930
1950
1970
1930
1990
OutputChannelPower(dBm)
Frequency(MHz)
Frequency(MHz)
OIP3vs. Temperature
IMDproductsvs. OutputPower
fundamental frequency=1960, 1961MHz;Temp=+25°C
OIP3vs. OutputPower
fundamental frequency=1960, 1961MHz;Temp=+25°C
50
48
46
44
42
40
-20
-40
50
45
40
35
30
-60
IMD_Low
IMD_High
freq=1960, 1961MHz
+18dBm/tone
-80
-100
-40
-15
10
35
60
4
8
12
16
20
24
28
4
8
12
16
20
24
28
Temperature(°C)
OutputPower(dBm)
OutputPower(dBm)
OutputPower/Gainvs. InputPower
frequency=1960MHz, Temp=-40°C
OutputPower/Gainvs. InputPower
frequency=1960MHz, Temp=+25°C
OutputPower/Gainvs. InputPower
frequency=1960MHz, Temp=+85°C
16
36
16
14
12
10
8
36
16
14
12
10
8
36
32
28
24
20
16
14
12
10
8
32
28
24
20
16
32
28
24
20
16
Gain
Gain
Gain
OutputPower
OutputPower
OutputPower
6
6
2
6
2
6
10
14
18
22
26
6
10
14
18
22
26
2
6
10
14
18
22
26
InputPower(dBm)
InputPower(dBm)
InputPower(dBm)
Specifications and information are subject to change without notice
Page 6 of 12 October 2006
WJ Communications, Inc • Phone 1-800-WJ1-4401 • FAX: 408-577-6621 • e-mail: sales@wj.com • Web site: www.wj.com
WJCI [ WJ COMMUNICATION. INC. ]
