BC517
ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise noted) (Continued)
Characteristic
Symbol
ON CHARACTERISTICS(1)
Min
Typ
DC Current Gain
(IC = 20 mAdc, VCE = 2.0 Vdc)
Collector – Emitter Saturation Voltage
(IC = 100 mAdc, IB = 0.1 mAdc)
Base – Emitter On Voltage
(IC = 10 mAdc, VCE = 5.0 Vdc)
SMALL– SIGNAL CHARACTERISTICS
Current – Gain — Bandwidth Product(2)
(IC = 10 mAdc, VCE = 5.0 Vdc, f = 100 MHz)
v 1. Pulse Test: Pulse Width 2.0%.
2. fT = |hfe| • ftest
hFE
30,000
—
VCE(sat)
—
—
VBE(on)
—
—
fT
—
200
Max
Unit
—
—
1.0
Vdc
1.4
Vdc
—
MHz
RS
in
en
IDEAL
TRANSISTOR
Figure 1. Transistor Noise Model
2
Motorola Small–Signal Transistors, FETs and Diodes Device Data