BL
Galaxy Electrical
NPN General Purpose Amplifier
FEATURES
Low current(max.50mA).
High voltage(max.300V).
Production specification
BF820/BF822
Pb
Lead-free
APPLICATIONS
Telephony and professional communication equipment.
ORDERING INFORMATION
Type No.
BF820
BF822
Marking
1V
1X
SOT-23
Package Code
SOT-23
SOT-23
MAXIMUM RATING
@ Ta=25℃ unless otherwise specified
Symbol
V
CBO
V
CEO
V
EBO
I
C
P
C
T
j,
T
stg
Parameter
Collector-Base Voltage
Collector-Emitter Voltage
BF820
BF822
BF820
BF822
Value
300
250
300
250
5
50
250
-55to+150
Unit
V
V
V
mA
mW
℃
Emitter-Base Voltage
Collector Current -Continuous
Collector Dissipation
Junction and Storage Temperature
Document number: BL/SSSTC107
Rev.A
www.galaxycn.com
1
BL
Galaxy Electrical
NPN General Purpose Amplifier
Production specification
BF820/BF822
ELECTRICAL CHARACTERISTICS
@ Ta=25℃ unless otherwise specified
Parameter
Collector-base breakdown voltage
Collector-emitter breakdown
voltage
Emitter-base breakdown voltage
Collector cut-off current
Emitter cut-off current
DC current gain
Collector-emitter saturation voltage
Transition frequency
Feedback capacitance
Symbol
V
(BR)CBO
Test conditions
I
C
=100μA I
E
=0
BF820
BF822
BF820
BF822
MIN
300
250
300
250
5
10
50
50
0.6
60
1.6
V
MHz
pF
MAX
UNIT
V
V
(BR)CEO
V
(BR)EBO
I
CBO
I
EBO
h
FE
V
CE(sat)
f
T
C
re
I
C
=1mA I
B
=0
B
V
V
nA
nA
I
E
=100μA I
C
=0
V
CB
=200V I
E
=0
V
EB
=5V I
C
=0
V
CE
=20V I
C
=25mA
I
C
=30mA I
B
=5mA
B
V
CE
=10V
f=100MHz
I
C
=10mA
V
CB
=30V I
C
=0 f=100MHz
PACKAGE OUTLINE
Plastic surface mounted package
A
E
SOT-23
SOT-23
Dim
A
B
C
D
Min
2.85
1.25
0.37
0.35
1.85
0.02
2.35
Max
2.95
1.35
0.43
0.48
1.95
0.1
2.45
K
B
1.0Typical
D
G
J
E
G
H
H
C
J
K
0.1Typical
All Dimensions in mm
Document number: BL/SSSTC107
Rev.A
www.galaxycn.com
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