BF420 データシートの表示（PDF） - ON Semiconductor
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BF420 Datasheet PDF : 4 Pages
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BF420 BF422
ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise noted) (Continued)
Characteristic
Symbol
Min
Max
Unit
ON CHARACTERISTICS
DC Current Gain
(IC = 25 mAdc, VCE = 20 Vdc)
BF420
BF422
hFE
—
50
—
50
—
Collector–Emitter Saturation Voltage
(IC = 20 mAdc, IB = 2.0 mAdc)
Base–Emitter Saturation Voltage
(IC = 20 mAdc, IB = 2.0 mAdc)
VCE(sat)
—
VBE(sat)
—
Vdc
0.5
Vdc
2.0
SMALL–SIGNAL CHARACTERISTICS
CurrentGain — Bandwidth Product
(IC = 10 mAdc, VCE = 10 Vdc, f = 20 MHz)
fT
MHz
60
—
Common Emitter Feedback Capacitance
(VCB = 30 Vdc, IE = 0, f = 1.0 MHz)
Cre
pF
—
1.6
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