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參數(shù)資料
| 型號(hào)： | MMBR941LT1 |
| 廠商： | FREESCALE SEMICONDUCTOR INC |
| 元件分類： | 小信號(hào)晶體管 |
| 英文描述： | Si, NPN, RF SMALL SIGNAL TRANSISTOR |
| 封裝： | CASE 318-08, 3 PIN |
| 文件頁(yè)數(shù)： | 4/14頁(yè) |
| 文件大?。?/td> | 269K |
| 代理商： | MMBR941LT1 |
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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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