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參數資料
| 型號： | MRF21085SR3 |
| 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： | NI-780S, CASE 465A-06, 2 PIN |
| 文件頁數： | 10/12頁 |
| 文件大小： | 562K |
| 代理商： | MRF21085SR3 |
MRF21085R3 MRF21085SR3 MRF21085LSR3
MOTOROLA RF DEVICE DATA
TYPICAL CHARACTERISTICS
Pout, OUTPUT POWER (WATTS) PEP
G
ps
,POWER
GAIN
(dB)
14.5
12.5
13
13.5
14
10
4
Figure 9. Two-Tone Power Gain versus
Output Power
Figure 10. Two-Tone Broadband Performance
10
15
20
25
30
35
40
35
30
25
20
15
10
2095
2110
2125
2140
2155
2170
2185
IDQ = 1300 mA
1150 mA
700 mA
G
ps
,POWER
GAIN
(dB),
,DRAIN
EFFICIENCY
(%)
η
INTERMODULA
TION
DIST
ORTION
(dBc)
IMD,
f, FREQUENCY (MHz)
INPUT
RETURN
LOSS
(dB)
IRL,
IRL
IDQ = 1000 mA
10 MHz Tone Spacing
Figure 11. Intermodulation Distortion Products
versus Two-Tone Spacing
20
0.1
1
30
Df, TONE SPACING (kHz)
30
35
40
45
50
55
INTERMODULA
TION
DIST
ORTION
(dBc)
IMD,
VDD = 28 Vdc
IDQ = 1000 mA
f = 2140 MHz
VDD = 28 Vdc
Pout = 90 W (PEP)
100
1000 mA
850 mA
VDD = 28 Vdc
f1 = 2135 MHz
f2 = 2145 MHz
7th Order
5th Order
3rd Order
70
60
50
40
30
20
10
0
20
15
10
5
0
5
10
15
20
Figure 12. 2-Carrier W-CDMA Spectrum
f, FREQUENCY (MHz)
(dB)
IM3 @
3.84 MHz BW
+IM3 @
3.84 MHz BW
ACPR @
3.84 MHz BW
+ACPR @
3.84 MHz BW
f1
3.84 MHz BW
f2
3.84 MHz BW
10
25
IMD
Gps
F
re
e
sc
a
le
S
e
m
ic
o
n
d
u
c
to
r,
I
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
n
c
..
.
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