
7
MRF19085R3 MRF19085LR3 MRF19085SR3 MRF19085LSR3
For More Information On This Product,
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MOTOROLA RF DEVICE DATA
TYPICAL CHARACTERISTICS
33
34
35
36
37
38
39
32
31
30
29
28
27
26
24.0
24.5
25.0
25.5
26.0
26.5
27.0
27.5
28.0
V
DD
, DRAIN SUPPLY (V)
Figure 9. Two-Tone Intermodulation Distortion and
Drain Efficiency versus Drain Supply
I
I
,
η
η
I
DQ
= 850 mA
f = 1960 MHz
100 kHz Tone Spacing
IMD
P
out
, OUTPUT POWER (WATTS)
Gp
11.5
12.0
12.5
13.0
13.5
14.0
10
100
4
Figure 10. Two-Tone Power Gain versus Output
Power
Figure 11. Two-Tone Broadband Performance
10
15
20
25
30
35
40
35
30
25
20
15
10
5
1920
1930
1940
1950
1960
1970
1980
1990
2000
V
DD
= 26 Vdc
f = 1960 MHz
100 kHz Tone Spacing
I
DQ
= 1150 mA
1000 mA
850 mA
700 mA
550 mA
Gp
η
η
IMD
I
I
f, FREQUENCY (MHz)
I
I
IRL
G
ps
V
DD
= 26 Vdc
P
out
= 90 W (PEP)
I
DQ
= 850 mA
100 kHz Tone Spacing
F
Freescale Semiconductor, Inc.
n
.