參數(shù)資料
型號: MRF7S21080HSR3
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 功率晶體管
英文描述: S BAND, Si, N-CHANNEL, RF POWER, MOSFET
封裝: ROHS COMPLIANT, NI-780S, CASE 465A-06, 2 PIN
文件頁數(shù): 10/12頁
文件大小: 420K
代理商: MRF7S21080HSR3
MRF7S21080HR3 MRF7S21080HSR3
7
RF Device Data
Freescale Semiconductor
TYPICAL CHARACTERISTICS
Figure 7. Intermodulation Distortion Products
versus Output Power
Pout, OUTPUT POWER (WATTS) PEP
IMD,
INTERMODULA
TION
DIST
ORTION
(dBc)
70
10
1
100
40
50
10
30
20
7th Order
5th Order
3rd Order
400
VDD = 28 Vdc, IDQ = 800 mA
f1 = 2135 MHz, f2 = 2145 MHz
TwoTone Measurements, 10 MHz Tone Spacing
Figure 8. Intermodulation Distortion Products
versus Tone Spacing
TWOTONE SPACING (MHz)
10
VDD = 28 Vdc, Pout = 70 W (PEP), IDQ = 800 mA
TwoTone Measurements
(f1 + f2)/2 = Center Frequency of 2140 MHz
IM3L
10
20
40
1
100
IMD,
INTERMODULA
TION
DIST
ORTION
(dBc)
70
30
IM3U
IM5U
IM5L
IM7L
IM7U
50
Figure 9. Output Peak-to-Average Ratio
Compression (PARC) versus Output Power
1
Pout, OUTPUT POWER (WATTS)
1
3
6
Actual
Ideal
0
2
OUTPUT
COMPRESSION
A
T
THE
0.01%
PROBABILITY
ON
CCDF
(dB)
10
40
50
0
70
60
50
30
η
D,
DRAIN
EFFICIENCY
(%)
1 dB = 21.65 W
3 dB = 39.9 W
60
Figure 10. Digital Predistortion Correction versus
ACPR and Output Power
Pout, OUTPUT POWER (dBm)
70
20
38
42
41
30
40
50
60
ACPR,
UPPER
AND
LOWER
RESUL
TS
(dBc)
43
44
45
46
47
Uncorrected
Upper and Lower
DPD Corrected
No Memory Correction
DPD Corrected, with Memory Correction
48
49
200
13
20
0
70
Pout, OUTPUT POWER (WATTS) CW
Figure 11. Power Gain and Drain Efficiency
versus CW Output Power
VDD = 28 Vdc
IDQ = 800 mA
f = 2140 MHz
TC = 30_C
25
_C
85
_C
30
_C
25
_C
85
_C
10
1
18
17
16
15
50
40
30
20
10
η
D,
DRAIN
EFFICIENCY
(%)
Gps
ηD
G
ps
,POWER
GAIN
(dB)
100
14
60
4
5
20
30
40
20
19
60
10
2 dB = 20.9 W
VDD = 28 Vdc, IDQ = 800 mA
f = 2140 MHz, Input Signal PAR = 7.5 dB
40
39
VDD = 28 Vdc, IDQ = 800 mA, f = 2140 MHz, SingleCarrier
WCDMA, Input Signal PAR = 7.5 dB
ACPR @
±5 MHz Offset in 3.84 MHz
Integrated Bandwidth
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