参数资料
型号: BF1218
厂商: NXP SEMICONDUCTORS
元件分类: 小信号晶体管
英文描述: Dual N-channel dual-gate MOSFET
中文描述: 2 CHANNEL, UHF BAND, Si, N-CHANNEL, RF SMALL SIGNAL, MOSFET
封装: MICRO MINIATURE, PLASTIC, SC-88, 6 PIN
文件页数: 17/23页
文件大小: 672K
代理商: BF1218
BF1218_1
All information provided in this document is subject to legal disclaimers.
NXP B.V. 2010. All rights reserved.
Product data sheet
Rev. 01 — 14 April 2010
17 of 23
NXP Semiconductors
BF1218
Dual N-channel dual gate MOSFET
8.2.2
Scattering parameters for amplifier B
8.2.3
Noise data for amplifier B
Table 13.
V
DS(B)
= 5 V; V
G2-S
= 4 V; I
D(B)
= 15 mA; V
DS(A)
= 0 V; V
G1-S(A)
= 0 V; T
amb
= 25
C; typical values;
unless otherwise specified.
f (MHz)
NF
min
(dB)
opt
(ratio)
400
1.1
0.72
800
1.4
0.68
Table 12.
V
DS(B)
= 5 V; V
G2-S
= 4 V; I
D(B)
= 15 mA; V
DS(A)
= 0 V; V
G1-S(A)
= 0 V; T
amb
= 25
C; typical values.
f (MHz)
s
11
s
21
Magnitude
(ratio)
(degree)
(ratio)
40
0.9841
4.20
2.9772
100
0.9799
7.68
2.9694
200
0.9775
15.24
2.9472
300
0.9706
22.70
2.9147
400
0.9632
30.08
2.8754
500
0.9515
37.46
2.8213
600
0.9377
44.80
2.7560
700
0.9229
52.10
2.6865
800
0.9062
59.33
2.6119
900
0.8864
66.35
2.5318
1000
0.8650
73.21
2.4437
Scattering parameters for amplifier B
s
12
Magnitude
(ratio)
0.0005
0.0011
0.0023
0.0034
0.0046
0.0056
0.0065
0.0075
0.0084
0.0091
0.0098
s
22
Magnitude
(ratio)
0.9923
0.9927
0.9914
0.9902
0.9888
0.9870
0.9839
0.9810
0.9777
0.9754
0.9714
Angle
Magnitude
Angle
(degree)
175.44
171.40
162.86
154.41
146.10
137.77
129.44
121.24
113.09
105.04
97.11
Angle
(degree)
106.03
88.52
87.60
85.98
85.09
84.03
83.30
82.99
82.08
81.36
80.34
Angle
(degree)
1.40
2.88
5.77
8.61
11.43
14.26
17.16
20.05
22.93
25.77
28.64
Noise data for amplifier B
r
n
(
)
(degree)
22.83
46.42
0.66
0.64
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