ZETEX BFS20

SOT23 NPN SILICON PLANAR
VHF TRANSISTOR
ISSUE 3 – JANUARY 1996
BFS20
✪
PARTMARKING DETAIL — G1
E
C
B
SOT23
ABSOLUTE MAXIMUM RATINGS.
PARAMETER
SYMBOL
VALUE
UNIT
Collector-Base Voltage
VCBO
30
V
Collector-Emitter Voltage
VCEO
20
V
Emitter-Base Voltage
VEBO
4
V
Peak Pulse Current
ICM
25
mA
Continuous Collector Current
IC
25
mA
Power Dissipation at Tamb=25°C
Ptot
330
mW
Operating and Storage Temperature Range
Tj:Tstg
-55 to +150
°C
ELECTRICAL CHARACTERISTICS (at Tamb = 25°C).
PARAMETER
SYMBOL
Collector Cut-Off
Current
ICBO
Base-Emitter Voltage
VBE
MIN.
TYP.
740
Static Forward Current hFE
Transfer Ratio
40
85
Transition Frequency
fT
275
450
Feedback Capacitance
Cre
0.35
Collector Capacitance
CTC
0.8
MAX.
UNIT
CONDITIONS.
100
10
µA
nA
VCB=20V, IE=0
VCB=20V, IE=0,
Tamb=100°C
900
mV
IC=7mA, VCE=10V*
IC=7mA, VCE=10V*
0.40
MHz
IC=5mA, VCE=10V
f=100MHz
pF
IC=1mA, VCE=10V
f=1MHz
pF
IE=Ie=0, VCB=10V
f=1MHz
* Measured under pulsed conditions. Pulse width=300µs. Duty cycle ≤ 2%
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