TYPICAL CHARACTERISTICS — 760--870 MHz BROADBAND
REFERENCE CIRCUIT
5
60
50
V
P
= 13.6 Vdc
= 1 W
V
= 13.6 Vdc, P = 1 W
in
DD
DD
V
P
= 12.5 Vdc
= 1 W
in
DD
4
3
2
1
in
V
= 12.5 Vdc, P = 1 W
in
DD
40
30
V
= 13.6 Vdc, P = 0.5 W
V
= 13.6 Vdc
DD
in
DD
V
P
= 12.5 Vdc
= 0.5 W
P
= 0.5 W
DD
in
in
V
P
= 12.5 Vdc
= 0.5 W
DD
20
10
0
in
f = 820 MHz
4
f = 820 MHz
1.6
Detail A
0
0.8
2
0
0.4
V
1.2
2
0
1
3
5
, GATE--SOURCE VOLTAGE (VOLTS)
V
, GATE--SOURCE VOLTAGE (VOLTS)
GS
GS
Detail A
Figure 14. CW Output Power versus Gate--Source Voltage
120
18
17
16
70
60
50
40
30
20
10
V
= 13.6 Vdc
= 100 mA
820 MHz
870 MHz
DD
I
DQ
100
80
760 MHz
G
ps
870 MHz
60
15
14
13
12
760 MHz
η
D
40
760 MHz
820 MHz
820 MHz
20
0
P
out
870 MHz
1
0.03
0.1
P , INPUT POWER (WATTS)
2
in
Figure 15. Power Gain, CW Output Power and
Drain Efficiency versus Input Power and
Frequency
AFT09MS031NR1 AFT09MS031GNR1
RF Device Data
Freescale Semiconductor, Inc.
12