參數(shù)資料
型號(hào): MRF8S21172HR5
廠商: FREESCALE SEMICONDUCTOR INC
元件分類(lèi): 功率晶體管
英文描述: S BAND, Si, N-CHANNEL, RF POWER, MOSFET
封裝: ROHS COMPLIANT, NI-780, CASE 465-06, 2 PIN
文件頁(yè)數(shù): 13/14頁(yè)
文件大?。?/td> 445K
代理商: MRF8S21172HR5
8
RF Device Data
Freescale Semiconductor
MRF8S21172HR3 MRF8S21172HSR3
ALTERNATIVE PEAK TUNE LOAD PULL CHARACTERISTICS
VDD =28 Vdc,IDQ = 1350 mA, Pulsed CW, 10 μsec(on), 10% Duty Cycle
f
(MHz)
Zsource
()
Zload (1)
()
Max Output Power
P1dB
P3dB
(dBm)
(W)
ηD (%)
(dBm)
(W)
ηD (%)
2110
5.81 -- j7.39
1.52 -- j3.75
52.9
195
50.3
53.7
234
50.9
2140
7.36 -- j5.98
1.60 -- j3.97
52.8
191
49.0
53.7
234
50.7
2170
9.91 -- j3.25
1.43 -- j4.22
52.8
191
49.1
53.7
234
51.1
(1) Load impedance for optimum P1dB power.
Zsource = Impedance as measured from gate contact to ground.
Zload = Impedance as measured from drain contact to ground.
Figure 10. Load Pull Performance — Maximum P1dB Tuning
Z source
Z load
Input
Load Pull
Tuner
Device
Under
Test
Output
Load Pull
Tuner
VDD =28 Vdc,IDQ = 1350 mA, Pulsed CW, 10 μsec(on), 10% Duty Cycle
f
(MHz)
Zsource
()
Zload (1)
()
Max Drain Efficiency
P1dB
P3dB
(dBm)
(W)
ηD (%)
(dBm)
(W)
ηD (%)
2110
5.81 -- j7.39
3.31 -- j2.75
51.4
138
57.9
52.1
162
60.6
2140
7.36 -- j5.98
3.06 -- j2.54
51.7
148
57.6
52.2
166
60.4
2170
9.91 -- j3.25
2.96 -- j2.98
51.8
151
57.0
52.4
174
60.4
(1) Load impedance for optimum P1dB efficiency.
Zsource = Impedance as measured from gate contact to ground.
Zload = Impedance as measured from drain contact to ground.
Figure 11. Load Pull Performance — Maximum Efficiency Tuning
Z source
Z load
Input
Load Pull
Tuner
Device
Under
Test
Output
Load Pull
Tuner
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