MRF9120 查看數據表（PDF） - Motorola => Freescale
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MRF9120 Datasheet PDF : 12 Pages
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Freescale Semiconductor, Inc.
TYPICAL CHARACTERISTICS
18
50
17
Gps
45
16
η
VDD = 26 Vdc
15
Pout = 120 W (PEP)
14
IDQ = 2 x 500 mA
Tone Spacing = 100 kHz
13
IMD
40
35
−30
−10
−32
−12
12
IRL
−34
−14
11
−36
−16
10
−38
−18
860 865 870 875 880 885 890 895 900
f, FREQUENCY (MHz)
Figure 3. Class AB Broadband Circuit Performance
18
1500 mA
17.5
1200 mA
17
16.5
1000 mA
16
800 mA
15.5
15
1
VDD = 26 Vdc
f1 = 880.0 MHz
f2 = 880.1 MHz
10
100
Pout, OUTPUT POWER (WATTS) PEP
Figure 4. Power Gain versus Output Power
−10
VDD = 26 Vdc
f1 = 880.0 MHz
−20 f2 = 880.1 MHz
−30
800 mA
−40
1000 mA
−50
−60
1
1500 mA
10
1200 mA
100
Pout, OUTPUT POWER (WATTS) PEP
Figure 5. Intermodulation Distortion versus
Output Power
−10
VDD = 26 Vdc
−20
IDQ = 2 x 500 mA
f1 = 880.0 MHz
f2 = 880.1 MHz
−30
−40
3rd Order
−50
5th Order
−60
7th Order
−70
1
10
100
1000
Pout, OUTPUT POWER (WATTS) PEP
Figure 6. Intermodulation Distortion Products
versus Output Power
18
60
16
Gps
50
14
40
12
30
10
8
6
1
η
10
20
VDD = 26 Vdc
IDQ = 2 x 500 mA
10
f = 880 MHz
0
100
Pout, OUTPUT POWER (WATTS) AVG.
Figure 7. Power Gain and Efficiency versus
Output Power
MRF9120R3 MRF9120LR3
6
MOTOROLA RF DEVICE DATA
For More Information On This Product,
Go to: www.freescale.com
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