MRF9045SR1 查看數據表（PDF） - Motorola => Freescale
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MRF9045SR1 Datasheet PDF : 12 Pages
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TYPICAL CHARACTERISTICS
20
55
19 Gps
50
18
h
45
17
VDD = 28 Vdc
Pout = 45 W (PEP)
16
IDQ = 350 mA
Two-Tone Measurement,
15
IMD
100 kHz Tone Spacing
14
IRL
13
40
-30
-12
-32
-34
-14
-36
12
-38
-16
930
935
940
945
950
955
960
f, FREQUENCY (MHz)
Figure 3. Class AB Broadband Circuit Performance
20.0
19.5
IDQ = 525 mA
19.0
400 mA
18.5
350 mA
18.0
17.5
17.0
16.5
0.5
300 mA
VDD = 28 Vdc
f1 = 945 MHz
1
10
100
Pout, OUTPUT POWER (WATTS) PEP
Figure 4. Power Gain versus Output Power
-10
VDD = 28 Vdc
-20
f1 = 945 MHz
f2 = 945.1 MHz
-30
-40
IDQ = 300 mA
-50
-60 350 mA
400 mA
525 mA
-70 0.5
1
10
100
Pout, OUTPUT POWER (WATTS) PEP
Figure 5. Intermodulation Distortion versus
Output Power
-10
VDD = 28 Vdc
-20 IDQ = 350 mA
f1 = 945 MHz
-30 f2 = 945.1 MHz
-40
3rd Order
-50
-60
-70
-80
-90
0.5
5th Order
7th Order
1
10
100
Pout, OUTPUT POWER (WATTS) PEP
Figure 6. Intermodulation Distortion Products
versus Output Power
MRF9045R1 MRF9045SR1
6
20
19
18
17
16
15
14
13
0.1
70
60
Gps
50
40
30
h
VDD = 28 Vdc
IDQ = 350 mA
f1 = 945 MHz
1
10
Pout, OUTPUT POWER (WATTS) PEP
20
10
0
100
Figure 7. Power Gain, Efficiency versus
Output Power
MOTOROLA RF DEVICE DATA
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