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參數(shù)資料
| 型號： | MRF1057T1 |
| 廠商： | MOTOROLA INC |
| 元件分類： | 小信號晶體管 |
| 英文描述： | UHF BAND, Si, NPN, RF SMALL SIGNAL TRANSISTOR |
| 封裝： | PLASTIC, SC-70, 3 PIN |
| 文件頁數(shù)： | 2/12頁 |
| 文件大小： | 212K |
| 代理商： | MRF1057T1 |
MRF1057T1
10
MOTOROLA RF/IF DEVICE DATA
j1.0
j2.0
j0.5
j0.2
– j0.2
– j0.5
– j1.0
– j2.0
0.2
0.5
1.0
2.0
Figure 17. Constant Gain and Noise Figure Contours
(f = 1.0 GHz)
f (GHz)
NF Opt (dB)
Rn
K
1.0
1.07
11.6
0.82
Γo
0.4
é 64.7°
— Potentially Unstable
VCE = 3.0 V
IC = 3.0 mA
14 dB
13
12
11
5.0
4.0
3.0
2.0 dB
j1.0
j2.0
j0.5
j0.2
– j0.2
– j0.5
– j1.0
– j2.0
0.2
0.5
1.0
2.0
Figure 18. Constant Gain and Noise Figure Contours
(f = 2.0 GHz)
f (GHz)
NF Opt (dB)
Rn
K
2.0
1.46
5.7
1.06
Γο
0.37
é 145.4°
— Potentially Unstable
VCE = 3.0 V
IC = 3.0 mA
6.0
5.0
8.0 dB
7.0
5.0
4.0
3.0
2.0 dB
NF Opt = 1.07 dB
NF Opt = 1.46 dB
LIFETIME
BUY
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7
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IP
1
7
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1
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