BC 856 ... BC 860
Electrical Characteristics
at TA = 25 ˚C, unless otherwise specified.
Parameter
AC characteristics
Transition frequency
IC = 20 mA, VCE = 5 V, f = 100 MHz
Output capacitance
VCB = 10 V, f = 1 MHz
Input capacitance
VCB = 0.5 V, f = 1 MHz
Short-circuit input impedance
IC = 2 mA, VCE = 5 V, f = 1 kHz
BC 856 A … BC 859 A
BC 856 B … BC 860 B
BC 857 C … BC 860 C
Open-circuit reverse voltage transfer ratio
IC = 2 mA, VCE = 5 V, f = 1 kHz
BC 856 A … BC 859 A
BC 856 B … BC 860 B
BC 857 C … BC 860 C
Short-circuit forward current transfer ratio
IC = 2 mA, VCE = 5 V, f = 1 kHz
BC 856 A … BC 859 A
BC 856 B … BC 860 B
BC 857 C … BC 860 C
Open-circuit output admittance
IC = 2 mA, VCE = 5 V, f = 1 kHz
BC 856 A … BC 859 A
BC 856 B … BC 860 B
BC 857 C … BC 860 C
Noise figure
IC = 0.2 mA, VCE = 5 V, RS = 2 kΩ
f = 30 Hz … 15 kHz
BC 859
BC 860
f = 1 kHz, ∆ f = 200 Hz
BC 859
BC 860
Equivalent noise voltage
IC = 0.2 mA, VCE = 5 V, RS = 2 kΩ
f = 10 Hz … 50 Hz
BC 860
Symbol
Values
Unit
min. typ. max.
fT
–
Cobo
–
Cibo
–
h11e
–
–
–
h12e
–
–
–
h21e
–
–
–
h22e
–
–
–
F
–
–
–
–
Vn
–
250 –
MHz
3
–
pF
8
–
kΩ
2.7 –
4.5 –
8.7 –
10– 4
1.5 –
2.0 –
3.0 –
–
200 –
330 –
600 –
µS
18 –
30 –
60 –
dB
1.2 4
1.0 3
1.0 4
1.0 4
–
0.110 µV
Semiconductor Group
4