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PDF BFR91A Data sheet ( Hoja de datos )
| Número de pieza | BFR91A | |
| Descripción | Silicon NPN Planar RF Transistor | |
| Fabricantes | Vishay Telefunken | |
| Logotipo |  |
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Hay una vista previa y un enlace de descarga de BFR91A (archivo pdf) en la parte inferior de esta página. Total 8 Páginas | ||
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Silicon NPN Planar RF Transistor
BFR91A
Vishay Telefunken
Electrostatic sensitive device.
Observe precautions for handling.
Applications
RF amplifier up to GHz range specially for wide band antenna amplifier.
Features
D High power gain
D Low noise figure
D High transition frequency
3
2
94 9308
1
BFR91A Marking: BFR91A
Plastic case (TO 50)
1 = Collector, 2 = Emitter, 3 = Base
Absolute Maximum Ratings
Tamb = 25_C, unless otherwise specified
Parameter
Collector-base voltage
Collector-emitter voltage
Emitter-base voltage
Collector current
Total power dissipation
Junction temperature
Storage temperature range
Test Conditions
Tamb ≤ 60 °C
13623
Symbol
VCBO
VCEO
VEBO
IC
Ptot
Tj
Tstg
Value
20
12
2
50
300
150
–65 to +150
Unit
V
V
V
mA
mW
°C
°C
Maximum Thermal Resistance
Tamb = 25_C, unless otherwise specified
Parameter
Test Conditions
Junction ambient on glass fibre printed board (40 x 25 x 1.5) mm3
plated with 35mm Cu
Symbol
RthJA
Value
300
Unit
K/W
Document Number 85031
Rev. 3, 20-Jan-99
www.vishay.de • FaxBack +1-408-970-5600
1 (8)
1 page  
BFR91A
Vishay Telefunken
Typical Characteristics (Tamb = 25_C unless otherwise specified)
400
350
300
250
200
150
100
50
0
0 20 40 60 80 100 120 140 160
12845
Tamb – Ambient Temperature ( °C )
Figure 1. Total Power Dissipation vs.
Ambient Temperature
1.0
0.8
0.6
0.4
0.2
12896
0
0
f=1MHz
4 8 12 16 20
VCB – Collector Base Voltage ( V )
Figure 3. Collector Base Capacitance vs.
Collector Base Voltage
7000
6000
5000
4000
3000
2000
1000
VCE=5V
f=500MHz
12895
0
0
10 20 30 40
IC – Collector Current ( mA )
50
Figure 2. Transition Frequency vs. Collector Current
3.5
3.0
2.5
2.0
1.5
1.0
0.5
12897
0
0
VCE=8V
Wf=800MHz
ZS=50
5 10 15 20 25
IC – Collector Current ( mA )
30
Figure 4. Noise Figure vs. Collector Current
Document Number 85031
Rev. 3, 20-Jan-99
www.vishay.de • FaxBack +1-408-970-5600
5 (8)
5 Page | ||
| Páginas | Total 8 Páginas | |
| PDF Descargar | [ Datasheet BFR91A.PDF ] | |
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