ETC BFR91A

PLANETA
BFR91A
The RF Line
NPN Silicon
High-Frequency Transistor
DESCRIPTION
The BFR91A is an NPN silicon epitaxial transistor designed for low
noise amplifier at VHF, UHF and CATV band.
It has dynamic range and good current characteristic.
This small-signal p lastic transistor offers superior quality and
performance at low cost.
1
1 – Base
2 – Collector
3 – Emitter
FEATURES
2
3
High Gain-Bandwidth Products
fT= 6.0 GHz (Typ) @ 30 mA
Low Noise Figure
NF= 1.6 dB (Typ) @ 800 MHz
High Gain
GPS= 13.0 dB (Typ) @ 800 MHz
SOT37
JEDEC
EIAJ
GOST
TO-50
–
KT-29
Weight:
0.2g
ABSOLUTE MAXIMUM RATINGS (TA = 25 °C)
Rating
Collector- Emitter Voltage
Collector- Base Voltage
Emitter- Base Voltage
Collector Current
Power Dissipation
Junction Temperature
Operating Junction Temperature Range
Storage Temperature Range
Symbol
Value
Unit
VCEO
VCBO
VEBO
IC
Ptot
TJMAX
TJ
TSTG
12
20
2
50
300
150
-45 to +70
-65 to +150
V
V
V
mA
mW
°C
°C
°C
RΘJC
400
°C/W
THERMAL CHARACTERISTIC
Thermal Resistance, Junction to Case
ORDERING INFORMATION
Device
BFR91A
Marking
BFR91A
Package
SOT-37
PLANETA JS , 2/13 Fedorovsky Ruchei, Veliky Novgorod, 173004, Russia
© July 2000 Rev 1
Quantity
Packing Style
1 Kpcs / plastic bags In bulk
Ph./Fax: +7–816–2231736
E-mail: planeta@novgorod.net
http://www.novgorod.net/~planeta
BFR91A
ELECTRICAL CHARACTERISTICS (TA = 25 °C unless otherwise noted)
Characteristic
Symbol
DC CHARACTERISTICS
Collector Cutoff Current,
IE= 0mA, VCB=10V
Emitter Cutoff Current,
IC= 0mA, VEB= 2V
Collector – Emitter Breakdown Voltage,
IC= 1mA, IB= 0mA
DC Current Gain,
IE=30mA, VCB= 5V
Collector – Emitter Saturation Voltage,
IC= 1mA, IB= 0mA
Min
Typ
Max
–
–
100
–
–
10
–
–
Unit
ICBO
nA
IEBO
µA
V(BR)CEO
V
12
hFE
–
50
120
300
100
400
VCE(sat)
mV
–
AC CHARACTERISTICS
Transition Frequency,
IC=30mA, VCB= 5V, f=300MHz
Collector-Base Capacitance,
IE= 0mA, VCB=10V, f= 1MHz
Noise Figure,
IE= 5mA, VCE= 8V, f=800MHz
Power Gain,
IE=30mA, VCE= 8V, f=800MHz
fT
GHz
4.5
6.0
–
–
0.4
0.9
Ccb
pF
NF
dB
–
1.6
2.0
12.0
13.0
–
GPS
dB
hFE CLASSIFICATION
Class
hFE
K
H
F
E
50 to 300
50 to 100
80 to 160
125 to 250
TIPICAL CHARACTERISTICS (TA = 25 °C unless otherwise noted)
350
1
Ccb - Collector Base Capacitance (pF
Ptot - Total Power Dissipation (mW
300
250
200
150
100
0,8
0,6
0,4
VCB=10V
f=1MHZ
0,2
50
0
0
0
20
40
60
80
100
120
140
Tamb - Ambient Temperature (°C)
Figure 1. Total Power Dissipation vs.
Ambient Temperature
Ph./Fax: +7–816–2231736
E-mail: planeta@novgorod.net
http://www.novgorod.net/~planeta
2
160
0
5
10
15
20
VCB - Collector Base Voltage (V)
Figure 2. Collector – Base Capacitance vs.
Collector – Base Voltage
PLANETA JSC, 2/13 Fedorovsky Ruchei, Veliky Novgorod, 173004, Russia
© July 2000 Rev 1
BFR91A
7
3,5
6
3
5
2,5
NF - Noise Figure (dB)
fT - Transition Frequency (GHz
TIPICAL CHARACTERISTICS (TA = 25 °C unless otherwise noted)
4
3
2
2
1,5
1
VCB=5V
f=300MHZ
VCE=8V
f=800MHZ
1
0,5
0
0
0
5
10
15
20
25
30
35
40
45
50
0
5
10
IE - Emitter Current (mA)
20
25
30
35
40
IE - Emitter Current (mA
Figure 3. Transition Frequency vs.
Emitter Current
Figure 4. Noise Figure vs.
Emitter Current
14
140
12
120
10
100
hFE - DC Current Gain
GPS - Power Gain (dB)
15
8
6
4
80
60
40
VCE=8V
f=800MHZ
VCB=5V
2
20
0
0
0
5
10
15
20
25
30
35
40
IE - Emitter Current (mA
Figure 5. Power Gain vs.
Emitter Current
PLANETA JS , 2/13 Fedorovsky Ruchei, Veliky Novgorod, 173004, Russia
© July 2000 Rev 1
0
5
10
15
20
25
30
IE - Emitter Current (mA
Figure 6. DC Current Gain vs.
Emitter Current+
Ph./Fax: +7–816–2231736
E-mail: planeta@novgorod.net
http://www.novgorod.net/~planeta
3
BFR91A
PACKAGE DIMENSIONS in mm
PLASTIC CASE KT-29
Ph./Fax: +7–816–2231736
E-mail: planeta@novgorod.net
http://www.novgorod.net/~planeta
4
PLANETA JSC, 2/13 Fedorovsky Ruchei, Veliky Novgorod, 173004, Russia
© July 2000 Rev 1