BF988 Vishay, BF988 Datasheet - Page 3
BF988
Manufacturer Part Number
BF988
Description
Manufacturer
Vishay
Datasheet
1.BF988.pdf
(9 pages)
Specifications of BF988
Application
VHF/UHF
Channel Type
N
Channel Mode
Depletion
Continuous Drain Current
0.03A
Drain Source Voltage (max)
12V
Power Gain (typ)@vds
28@8VdB
Noise Figure (max)
1.5(Typ)dB
Package Type
TO-50
Pin Count
4
Forward Transconductance (typ)
0.024S
Input Capacitance (typ)@vds
2.1@8V@Gate 1/1.2@8V@Gate 2pF
Output Capacitance (typ)@vds
1.05@8VpF
Reverse Capacitance (typ)
0.025@8VpF
Operating Temp Range
-55C to 150C
Mounting
Surface Mount
Number Of Elements
1
Power Dissipation (max)
200mW
Screening Level
Military
Lead Free Status / Rohs Status
Compliant
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Company:
Part Number:
BF988
Manufacturer:
STANLEY
Quantity:
10 000
Common Emitter S-Parameters
V
Document Number 85007
Rev. 1.6, 15-Apr-05
DS
I
D
= 8 V, V
10
15
/mA
5
G2S
= 4 V, Z
f/MHz
1000
1100
1200
1300
1000
1100
1200
1300
3000
1000
1100
1200
1300
100
200
300
400
500
600
700
800
900
100
200
300
400
500
600
700
800
900
100
200
400
500
600
700
800
900
0
= 50 Ω, T
MAG
-0.02
-0.10
-0.31
-0.56
-0.87
-1.26
-1.59
-2.04
-2.42
-2.88
-3.39
-3.94
-4.46
-0.02
-0.11
-0.35
-0.62
-0.97
-1.39
-1.76
-2.25
-2.67
-3.16
-3.72
-4.30
-4.87
-0.01
-0.13
-0.37
-0.66
-1.02
-1.47
-1.85
-2.36
-2.80
-3.30
-4.49
-5.06
LOG
3.89
amb
S11
= 25 °C, unless otherwise specified
-15.3
-22.8
-30.2
-37.3
-44.3
-50.9
-58.0
-64.4
-71.4
-78.3
-85.2
-91.8
-16.1
-24.0
-31.6
-39.2
-46.4
-53.2
-60.3
-67.1
-74.1
-81.1
-88.0
-94.4
-16.4
-24.5
-32.3
-39.8
-47.0
-54.1
-61.3
-67.9
-75.0
-82.0
-88.8
-95.2
ANG
deg
-7.8
-8.3
-8.4
MAG
LOG
6.01
5.87
5.69
5.42
5.17
4.85
4.54
4.25
4.02
3.78
3.42
3.21
3.01
7.84
7.70
7.49
7.21
6.93
6.59
6.27
5.97
5.71
5.46
5.07
4.85
4.63
8.62
8.46
8.26
7.96
7.66
7.33
6.98
6.68
6.42
6.15
5.75
5.52
5.30
S21
168.4
156.3
144.2
132.9
121.5
110.6
100.4
168.5
156.6
144.8
133.6
122.5
111.9
101.9
168.6
156.8
145.2
134.0
122.9
112.3
102.6
ANG
90.2
80.6
70.8
60.5
51.6
42.0
92.1
82.8
73.3
63.3
54.6
45.4
92.8
83.7
74.3
64.6
56.0
46.9
deg
-56.27
-50.61
-47.70
-46.19
-45.46
-45.84
-47.31
-48.19
-50.37
-49.48
-44.65
-41.76
-55.67
-50.01
-47.20
-45.60
-44.88
-45.25
-46.51
-47.19
-49.28
-48.99
-48.03
-45.15
-42.46
-55.26
-49.61
-46.70
-45.10
-44.38
-44.65
-45.72
-46.29
-48.18
-48.49
-47.93
-45.75
-43.05
47.92
MAG
LOG
S12
Vishay Semiconductors
115.6
131.7
153.0
159.8
107.1
123.3
147.6
157.6
114.8
141.2
153.4
ANG
83.0
76.6
70.9
65.6
60.6
55.4
58.6
63.3
81.5
83.0
76.4
70.3
65.1
60.0
54.5
57.4
61.4
76.0
83.0
76.3
70.3
64.9
59.7
54.3
57.0
60.0
71.9
98.7
deg
-0.02
-0.06
-0.13
-0.20
-0.28
-0.36
-0.43
-0.49
-0.52
-0.54
-0.66
-0.66
-0.66
-0.04
-0.09
-0.16
-0.23
-0.31
-0.42
-0.48
-0.55
-0.58
-0.60
-0.73
-0.73
-0.73
-0.07
-0.12
-0.20
-0.27
-0.36
-0.47
-0.53
-0.61
-0.64
-0.66
-0.77
-0.79
-0.79
LOG
MAG
BF988
www.vishay.com
S22
-10.6
-14.2
-17.5
-23.8
-26.8
-30.2
-33.4
-36.8
-40.1
-43.9
-10.8
-14.3
-20.9
-24.1
-27.3
-30.6
-33.8
-37.2
-40.6
-44.3
-11.0
-14.4
-18.0
-20.9
-24.2
-27.4
-30.6
-33.9
-37.3
-40.8
-44.5
ANG
20.5
17.9
deg
-3.6
-7.3
-3.7
-7.4
-3.7
-7.5
3