BF821 查看數據表（PDF） - Continental Device India Limited
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BF821 Datasheet PDF : 3 Pages
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BF821
BF823
RATINGS (at TA = 25°C unless otherwise specified)
Limiting values
BF821
BF823
Collector–base voltage (open emitter)
Collector–emitter voltage (open base)
Collector–emitter voltage (RBE = 2,7 kW )
Emitter–base voltage (open collector)
Collector current (d.c.)
Collector current (peak value)
Total power dissipation
–VCB0 max. 300
–VCE0 max. —
–VCER max. 300
–VEB0 max.
–I C max.
–ICM max.
250 V
250 V
—V
5
V
50
mA
100
mA
up to Tamb = 25 °C
Storage temperature
Junction temperature
Ptot max.
Tstg
Tj
max.
250
mW
–55 to +150 ° C
150
°C
THERMAL RESISTANCE
From junction to ambient
Rth j–a =
500
K/W
CHARACTERISTICS
Tj = 25 °C unless otherwise specified
Collector cut–off current
IE = 0; –VCB = 200V
Collector–emitter voltage
RBE = 2,7 kW ; VCE = 250 V
RBE = 2,7kW ; VCE = 200V; Tj = 150°C
Saturation voltage
–IC = 30 mA; –lB = 5 mA
D.C. current gain
IC = 25 mA; –VCE = 20 V
Transition frequency at f = 35 MHz
–IC = 10 mA; —VCE = 10 V
Feedback capacitance at f = 1 MHz
IC = 0; –VCE = 30 V
–ICB0 <
–ICER <
–ICER <
–VCEsat <
hFE >
fT
>
Cre <
BF821
BF823
10
10 nA
50
50 nA
10
10 mA
0,8
V
50
60
MHz
1,6
pF
Continental Device India Limited
Data Sheet
Page 2 of 3
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