FP31QF
2-Watt HFET
S11 vs. Frequency
S21 vs. Frequency
The Communications Edge
TM
Product Information
FP31QF-PCB900 Application Circuit Performance Plots
S22 vs. Frequency
0
-5
S11 (dB)
-10
-15
-20
-25
-30
860
-40c
+25c
+85c
20
19
S21 (dB)
18
17
16
-40c
+25c
+85c
0
-5
S22 (dB)
-10
-15
-20
-25
-30
860
-40c
+25c
+85c
880
900
920
940
960
15
860
880
900
920
940
960
880
900
920
940
960
Frequency (MHz)
P1dB vs. Frequency
Frequency (MHz)
Noise Figure vs. Frequency
Frequency (MHz)
ACPR vs. Channel Power
IS-95, 9 Ch. Forward, ±885 kHz offset, 30 kHz Meas BW
36
34
P1dB (dBm)
32
30
28
-40c
+25c
+85c
6
5
NF (dB)
4
3
2
1
0
860
-40c
+25c
+85c
-40
freq = 915 MHz
ACPR (dBc)
-50
-60
-40 C
+25 C
+85 C
26
860
-70
880
900
920
940
960
22
23
24
25
26
27
28
29
Frequency (MHz)
IMD products vs. Output Power
880
900
920
940
960
Frequency (MHz)
OIP3 vs. Temperature
Output Channel Power (dBm)
OIP3 vs. Output Power
50
45
40
35
30
fundamental frequency = 915 MHz, 916 MHz; Temp = +25° C
50
IMD products (dBm)
-20
-40
-60
-80
-100
fundamental frequency = 915 MHz, 916 MHz; Temp = +25° C
48
OIP3 (dBm)
46
44
42
freq = 915, 916 MHz
+18 dBm / tone
IMD_Low
IMD_High
40
-40
-15
10
35
60
85
4
8
Temperature (°C)
Output Power / Gain vs. Input Power
20
18
frequency = 915 MHz, Temp = -40° C
12
16
20
Output Power (dBm)
24
28
OIP3 (dBm)
4
8
12
16
20
Output Power (dBm)
frequency = 915 MHz, Temp = +85° C
24
28
Output Power / Gain vs. Input Power
36
Output Power (dBm)
32
28
24
20
18
Gain (dB)
Gain
16
14
12
10
-4
0
4
8
12
Input Power (dBm)
16
20
Output Power
28
24
20
16
frequency = 915 MHz, Temp = +25° C
Output Power / Gain vs. Input Power
36
Output Power (dBm)
32
20
18
36
Output Power (dBm)
32
Gain
Gain (dB)
Gain (dB)
Gain
16
14
12
10
-4
0
4
8
12
Input Power (dBm)
16
20
16
14
12
10
-4
0
4
8
12
Input Power (dBm)
16
20
28
24
Output Power
20
16
Output Power
20
16
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
•
Web site: www.wj.com
November 2004
WJCI [ WJ COMMUNICATION. INC. ]
