BF199
ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise noted) (Continued)
Characteristic
Symbol
Min
Typ
Max
Unit
ON CHARACTERISTICS
DC Current Gain
(IC = 7.0 mAdc, VCE = 10 Vdc)
hFE
—
40
85
—
Base–Emitter On Voltage
(IC = 7.0 mAdc, VCE = 10 Vdc)
VBE(on)
—
mVdc
770
900
SMALL–SIGNAL CHARACTERISTICS
Current Gain — Bandwidth Product
(IC = 5.0 mAdc, VCE = 10 Vdc, f = 100 MHz)
fT
MHz
400
750
—
Common Emitter Feedback Capacitance
(VCB = 10 Vdc, IE = 0, f = 1.0 MHz)
Cre
pF
—
0.25
0.35
Noise Figure
(IC = 4.0 mAdc, VCE = 10 Vdc, RS = 50 Ω, f = 35 MHz)
Nf
dB
—
2.5
—
2
Motorola Small–Signal Transistors, FETs and Diodes Device Data