TYPICAL CHARACTERISTICS — 450--520 MHz UHF WIDEBAND
REFERENCE CIRCUIT
60
50
40
30
20
10
25
20
15
V
= 13.6 Vdc, P = 0.5 W
in
DD
V
= 13.6 Vdc, P = 0.25 W
in
DD
V
P
= 13.6 Vdc,
= 0.5 W
DD
V
= 13.6 Vdc, P = 0.25 W
in
DD
in
V
= 12.5 Vdc, P = 0.5 W
in
DD
V
P
= 12.5 Vdc,
= 0.5 W
DD
in
V
P
= 12.5 Vdc,
= 0.25 W
DD
10
5
V
P
= 12.5 Vdc,
= 0.25 W
DD
in
in
f = 490 MHz
f = 490 MHz
2.5
0
Detail A
0
0.5
1
2
3
3.5
1.5
0
V
, GATE--SOURCE VOLTAGE (VOLTS)
GS
2
0
1
3
4
5
6
Detail A
V
, GATE--SOURCE VOLTAGE (VOLTS)
GS
Figure 21. Output Power versus Gate--Source Voltage
80
60
20
18
16
14
12
520 MHz
490 MHz
G
ps
450 MHz
490 MHz
520 MHz
η
D
450 MHz
490 MHz
520 MHz
40
20
0
450 MHz
P
out
V
= 13.6 Vdc, I = 100 mA
DD
DQ
0.01
0.1
P , INPUT POWER (WATTS)
1
3
in
Figure 22. Power Gain, Output Power and Drain
Efficiency versus Input Power and Frequency
AFT05MS031NR1 AFT05MS031GNR1
RF Device Data
Freescale Semiconductor, Inc.
18
FREESCALE [ Freescale ]
