TYPICAL CHARACTERISTICS
17.5
17.0
16.5
16.0
18.0
I
= 600 mA
DQ
I
= 600 mA
DQ
17.8
17.6
17.4
17.2
17.0
16.8
16.6
16.4
500 mA
400 mA
500 mA
400 mA
300 mA
200 mA
200 mA
300 mA
V
= 26 Vdc
DS
f = 921 MHz
V
= 26 Vdc
DS
15.5
15.0
f = 960 MHz
16.2
16.0
10
100
10
100
P
, OUTPUT POWER (WATTS)
out
P
, OUTPUT POWER (WATTS)
out
Figure 3. Power Gain versus Output Power
Figure 4. Power Gain versus Output Power
105
95
85
75
65
55
115
105
95
P
= 5.0 W
in
4.0 W
P
= 5.0 W
in
3.0 W
4.0 W
3.0 W
2.0 W
2.0 W
85
75
65
I
= 400 mA
DQ
I
= 400 mA
DQ
45
35
55
45
f = 960 MHz
f = 921 MHz
18 19
20
21
22
23
24
25
26 27
28
18 19
20
21
22
V , SUPPLY VOLTAGE (VOLTS)
DD
23
24
25
26 27
28
V
, SUPPLY VOLTAGE (VOLTS)
DD
Figure 5. Output Power versus Supply Voltage
Figure 6. Output Power versus Supply Voltage
80
70
60
80
70
60
50
40
30
20
50
η
40
30
P
out
20
V
I
= 26 Vdc
= 400 mA
DS
10
0
10
0
DQ
f = 921 MHz
0
0.5
1.0
1.5
2.0
P , INPUT POWER (WATTS)
in
Figure 7. Efficiency and Output Power
versus Input Power
MRF6522--70R3
RF Device Data
Freescale Semiconductor
4