Datasheet

2011-07-29
5
BCW61..., BCX71...
AC Characteristics
Transition frequency
I
C
= 20 mA, V
CE
= 5 V, f = 100 MHz
f
T
- 250 - MHz
Collector-base capacitance
V
CB
= 10 V, f = 1 MHz
C
cb
- 1.5 - pF
Emitter-base capacitance
V
EB
= 0.5 V, f = 1 MHz
C
eb
- 8 -
Short-circuit input impedance
I
C
= 2 mA, V
CE
= 5 V, f = 1 kHz, h
FE
-grp. A/B
I
C
= 2 mA, V
CE
= 5 V, f = 1 kHz, h
FE
-grp. B/H
I
C
= 2 mA, V
CE
= 5 V, f = 1 kHz, h
FE
-grp. C/J
I
C
= 2 mA, V
CE
= 5 V, f = 1 kHz, h
FE
-grp. D/K
h
11e
-
-
-
-
2.7
3.6
4.5
7.5
-
-
-
-
kΩ
Open-circuit reverse voltage transf. ratio
I
C
= 2 mA, V
CE
= 5 V, f = 1 kHz, h
FE
-grp. A/B
I
C
= 2 mA, V
CE
= 5 V, f = 1 kHz, h
FE
-grp. B/H
I
C
= 2 mA, V
CE
= 5 V, f = 1 kHz, h
FE
-grp. C/J
I
C
= 2 mA, V
CE
= 5 V, f = 1 kHz, h
FE
-grp. D/K
h
12e
-
-
-
-
1.5
2
2
3
-
-
-
-
10
-4
Short-circuit forward current transf. ratio
I
C
= 2 mA, V
CE
= 5 V, f = 1 kHz, h
FE
-grp. A/B
I
C
= 2 mA, V
CE
= 5 V, f = 1 kHz, h
FE
-grp. B/H
I
C
= 2 mA, V
CE
= 5 V, f = 1 kHz, h
FE
-grp. C/J
I
C
= 2 mA, V
CE
= 5 V, f = 1 kHz, h
FE
-grp. D/K
h
21e
-
-
-
-
200
260
330
520
-
-
-
-
-
Open-circuit output admittance
I
C
= 2 mA, V
CE
= 5 V, f = 1 kHz, h
FE
-grp. A/B
I
C
= 2 mA, V
CE
= 5 V, f = 1 kHz, h
FE
-grp. B/H
I
C
= 2 mA, V
CE
= 5 V, f = 1 kHz, h
FE
-grp. C/J
I
C
= 2 mA, V
CE
= 5 V, f = 1 kHz, h
FE
-grp. D/K
h
22e
-
-
-
-
18
24
30
50
-
-
-
-
µS
Noise figure
I
C
= 200 µA, V
CE
= 5 V, f = 1 kHz,
∆ f = 200 Hz, R
S
= 2 kΩ, h
FE
-grp. A/K
F
- 2 - dB