MRF9045MR1 查看數據表（PDF） - Motorola => Freescale
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MRF9045MR1 Datasheet PDF : 8 Pages
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TYPICAL CHARACTERISTICS
50
45
h
40
35
30
IRL
25
20
Gps
–5
VDD = 28 Vdc
Pout = 45 Watts (PEP)
–15
IDQ = 350 mA
Two–Tone Measurement
100 kHz Tone Spacing
–25
15
IMD3
10
5
–35
900
920
940
960
980
1000
f, FREQUENCY (MHz)
Figure 3. Class AB Test Circuit Performance
60
0
50
–10
40
–20
VDD = 28 Vdc
IRL
30
IDQ = 350 mA
f = 945 MHz
Two–Tone Measurement
Gps
–30
20 100 kHz Tone Spacing
–40
h
10
–50
0
0.5
1
–60
10
100
Pout, OUTPUT POWER (WATTS) PEP
Figure 4. Power Gain, Efficiency and IRL versus
Output Power
–25
–30
IDQ = 200 mA
–35
–40
IDQ = 350 mA
–45
IDQ = 500 mA
–50
–55
–60
0.5
1
10
VDD = 28 Vdc
f = 945 MHz
Two–Tone Measurement
100 kHz Tone Spacing
100
Pout, OUTPUT POWER (WATTS) PEP
Figure 5. Intermodulation Distortion versus
Output Power
–20
–25
VDD = 28 Vdc
–30
IDQ = 350 mA
–35
f = 945 MHz
Two–Tone Measurement,
–40
100 kHz Tone Spacing
3rd Order
–45
5th Order
–50
–55
–60
7th Order
–65
–70
1
10
100
Pout, OUTPUT POWER (WATTS) PEP
Figure 6. Intermodulation Distortion Products
versus Output Power
20
60
Gps
50
15
40
VDD = 28 Vdc
30
IDQ = 350 mA
h
f = 945 MHz
10
20
10
5
0.5
1
0
10
100
Pout, OUTPUT POWER (WATTS CW)
Figure 7. CW Power Gain and Drain Efficiency
versus Output Power
70
65
60
55
50
45
40
35
30
25
20
15
10
5
0
22
Pin = 1 W
Pin = 0.6 W
Pin = 0.3 W
24
26
IDQ = 350 mA
f = 945 MHz
Two–Tone Measurement
100 kHz Tone Spacing
28
30
32
VDD, DRAIN VOLTAGE (VOLTS)
Figure 8. Output Voltage versus Supply Voltage
MOTOROLA RF DEVICE DATA
MRF9045M MRF9045MR1
5
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