BC846W...BC850W
Electrical Characteristics
at
T
A
= 25 °C, unless otherwise specified.
Parameter
Symbol
Values
min.
AC characteristics
Transition frequency
I
C
= 20 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
Short-circuit input impedance
I
C
= 2 mA,
V
CE
= 5 V,
f
= 1 kHz
f
T
C
cb
C
eb
h
11e
h
FE
-gr.A
h
FE
-gr.B
h
FE
-gr.C
h
12e
-
-
-
h
21e
-
-
-
h
22e
-
-
-
-
18
30
60
-
-
-
-
10
200
330
600
-
-
-
1.5
2
3
-
-
-
-
-
-
2.7
4.5
8.7
-
-
-
-
-
-
250
2
10
-
3
15
typ.
max.
Unit
MHz
pF
F
BC848W
Noise figure
I
C
= 200 µA,
V
CE
= 5 V,
R
S
= 2
k
,
f
= 1 kHz,
f
= 200
Hz
Equivalent noise voltage
I
C
= 200 µA,
V
CE
= 5 V,
R
S
= 2
k
,
f
= 10 ... 50 Hz
F
BC849W
BC850W
V
n
BC850W
-
-
-
1.2
1
-
4
4
0.135 µV
4
Dec-11-2001
Open-circuit reverse voltage 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
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
Open-circuit output admittance
I
C
= 2 mA,
V
CE
= 5 V,
f
= 1 kHz
h
FE
-gr.A
h
FE
-gr.B
h
FE
-gr.C
Noise figure
I
C
= 200 µA,
V
CE
= 5 V,
R
S
= 2
k
,
BC846W
f
= 1 kHz,
f
= 200
Hz
BC847W
10
-4
-
dB
S
k
INFINEON [ INFINEON TECHNOLOGIES AG ]
