参数资料
型号: MRF8S18120HSR5
厂商: Freescale Semiconductor
文件页数: 10/14页
文件大小: 409K
描述: MOSFET RF N-CH 120W NI-780S
标准包装: 50
晶体管类型: LDMOS
频率: 1.81GHz
增益: 18.2dB
电压 - 测试: 28V
额定电流: 10µA
电流 - 测试: 800mA
功率 - 输出: 72W
电压 - 额定: 65V
封装/外壳: NI-780S
供应商设备封装: NI-780S
包装: 带卷 (TR)
MRF8S18120HR3 MRF8S18120HSR3
5
RF Device Data
Freescale Semiconductor
TYPICAL CHARACTERISTICS
1760 19001780 1800 1820 1840 1860 1880 1920
η
D,
DRAIN EFFICIENCY (%)
G
ps
, POWER GAIN (dB)
IRL, INPUT RETURN LOSS (dB)
f, FREQUENCY (MHz)
15 30
Gps
21 60
20
55
19
50
45
35
IRL
Figure 2. Power Gain, Input Return Loss and Drain
Efficiency versus Frequency @ Pout
= 72 Watts CW
-- 5
-- 2 0
17
40
-- 1 0
-- 1 5
ηD
VDD
=28Vdc,Pout
=72WCW,IDQ
= 800 mA
18
16
1760 19001780 1800 1820 1840 1860 1880 1920
η
D,
DRAIN
EFFICIENCY (%)
f, FREQUENCY (MHz)
Figure 3. Power Gain, Input Return Loss, EVM and Drain
Efficiency versus Frequency @ Pout
= 46 Watts Avg.
21
1
50
IRL
20
45
40
18
35
3
16
2
G
ps
, POWER GAIN (dB)
EVM, ERROR VECTOR
MAGNITUDE (% rms)
VDD
=28Vdc,Pout
=46WAvg.
IDQ
= 800 mA, EDGE Modulation
19
17
15
ηD
IRL, INPUT RETURN LOSS (dB)
-- 5
-- 2 0
-- 1 0
-- 1 5
EVM
110100
-- 6 0
-- 2 0
-- 3 0
-- 4 0
-- 5 0
TWO--TONE SPACING (MHz)
Figure 4. Intermodulation Distortion Products
versus Two--Tone Spacing
IMD, INTERMODULATIO
N DISTORTION (dBc)
IM7--U
IM5--U
IM5--L
IM3--L
IM7--L
IM3--U
VDD
=28Vdc,Pout
= 94 W (PEP)
IDQ
= 800 mA, Two--Tone Measurements
(f1 + f2)/2 = Center Frequency of 1840 MHz
-- 1 0
Pout, OUTPUT POWER (WATTS) CW
1 10010
19
f = 1880 MHz
VDD
=28Vdc
IDQ
= 800 mA
18
16
15
Figure 5. Power Gain and Drain Efficiency
versus Output Power
G
ps
, POWER GAIN (dB)
17
1840 MHz
1805 MHz
1805 MHz
Gps
ηD
Gps
1880 MHz
1840 MHz
14
0300
η
D,
DRAIN EFFICIENCY (%)
75
60
45
30
15
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