參數(shù)資料
型號: MRF947T3
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 小信號晶體管
英文描述: L BAND, Si, NPN, RF SMALL SIGNAL TRANSISTOR
封裝: CASE 419-02, 3 PIN
文件頁數(shù): 4/14頁
文件大?。?/td> 269K
代理商: MRF947T3
MMBR941 MRF947 SERIES
12
MOTOROLA RF DEVICE DATA
0.2
0.5
1
2
VCE = 6 V
IC = 5 mA
Figure 18. MRF947 Series Constant Gain and
Noise Figure Contours
f = 1 GHz
0.2
0.5
1
2
VCE = 6 V
IC = 5 mA
Figure 19. MRF947 Series Constant Gain and
Noise Figure Contours
f = 1.5 GHz
f
(GHz)
NF
OPT
Γo
RN
K
1.0
1.5 dB 0.33
∠ 77° 14 0.87
f
(GHz)
NF
OPT
Γo
RN
K
1.5
1.75 dB 0.26
∠ 141° 15 0.96
AREA OF INSTABILITY
Figure 20. MRF947 Series Constant Gain and Noise Figure Contours
0.2
0.5
1
2
VCE = 1 V
IC = 0.5 mA
f = 1 GHz
f
(GHz)
NF
OPT
ΓMS
NF OPT
RN
K
1.0
1.95 dB 0.59
∠ 72° 30 0.50
2
j0.5
j0.2
–j0.5
–j1
–j2
j2
j1
–j0.2
AREA OF INSTABILITY
INPUT
OUTPUT
8.4
8
7
2.3
2.1
OUTPUT
11
10
3.0
13
j0.5
j0.2
–j0.5
–j1
–j2
j2
j1
12
–j0.2
5.0
2.0
INPUT
4.0
1.75
13
j0.5
j0.2
–j0.5
–j1
–j2
j2
j1
4.0
15
16
–j0.2
14
INPUT
OUTPUT
5.0
2.0
1.5
3.0
ARCHIVE
INFORMA
TION
ARCHIVE
INFORMA
TION
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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