BC846...BC850
Electrical Characteristics
at
T
A
= 25°C, unless otherwise specified.
Parameter
Symbol
Values
min.
AC Characteristics
Transition frequency
I
C
= 10 mA,
V
CE
= 5 V,
f
= 100 MHz
Collector-base capacitance
V
CB
= 10 V,
f
= 1 MHz
Emitter-base capacitance
V
EB
= 0.5 V,
f
= 1 MHz
I
C
= 2 mA,
V
CE
= 5 V,
f
= 1 kHz
Short-circuit input impedance
C
eb
h
11e
C
cb
f
T
Unit
max.
-
-
-
k
typ.
250
3
8
-
-
-
MHz
pF
h
FE
-gr.A
h
FE
-gr.B
h
FE
-gr.C
-
-
-
h
12e
2.7
4.5
8.7
1.5
2
3
200
330
600
18
30
60
1.2
-
-
-
Open-circuit reverse voltage transf.ratio
I
C
= 2 mA,
V
CE
= 5 V,
f
= 1 kHz
10
-4
h
FE
-gr.A
h
FE
-gr.B
h
FE
-gr.C
-
-
-
h
21e
-
-
-
-
-
-
-
S
-
-
-
4
dB
Short-circuit forward current transf.ratio
I
C
= 2 mA,
V
CE
= 5 V,
f
= 1 kHz
h
FE
-gr.A
h
FE
-gr.B
h
FE
-gr.C
-
-
-
h
22e
I
C
= 2 mA,
V
CE
= 5 V,
f
= 1 kHz
h
FE
-gr.A
h
FE
-gr.B
h
FE
-gr.C
-
-
-
F
Noise figure
I
C
= 200 µA,
V
CE
= 5 V,
R
S
= 2
k
,
Equivalent noise voltage
I
C
= 200 µA,
V
CE
= 5 V,
R
S
= 2
k
,
-
BC849
BC850
V
n
f
= 10 ... 50 Hz
f
= 1 kHz,
f
= 200
Hz
-
-
0.135
BC850
4
Nov-20-2002
Open-circuit output admittance
µV
INFINEON [ INFINEON TECHNOLOGIES AG ]
