BC546, B BC547, A, B, C BC548, A, B, C
ELECTRICAL CHARACTERISTICS
(TA = 25°C unless otherwise noted) (Continued)
Characteristic
Symbol
Min
Typ
Max
Unit
ON CHARACTERISTICS
DC Current Gain
(IC = 10
µA,
VCE = 5.0 V)
hFE
BC547A/548A
BC546B/547B/548B
BC548C
BC546
BC547
BC548
BC547A/548A
BC546B/547B/548B
BC547C/BC548C
BC547A/548A
BC546B/547B/548B
BC548C
VCE(sat)
—
—
—
VBE(sat)
VBE(on)
0.55
—
—
—
0.7
0.77
—
0.09
0.2
0.3
0.7
0.25
0.6
0.6
—
V
V
—
—
—
110
110
110
110
200
420
—
—
—
90
150
270
—
—
—
180
290
520
120
180
300
—
—
—
450
800
800
220
450
800
—
—
—
V
—
(IC = 2.0 mA, VCE = 5.0 V)
(IC = 100 mA, VCE = 5.0 V)
Collector – Emitter Saturation Voltage
(IC = 10 mA, IB = 0.5 mA)
(IC = 100 mA, IB = 5.0 mA)
(IC = 10 mA, IB = See Note 1)
Base – Emitter Saturation Voltage
(IC = 10 mA, IB = 0.5 mA)
Base–Emitter On Voltage
(IC = 2.0 mA, VCE = 5.0 V)
(IC = 10 mA, VCE = 5.0 V)
SMALL–SIGNAL CHARACTERISTICS
Current – Gain — Bandwidth Product
(IC = 10 mA, VCE = 5.0 V, f = 100 MHz)
fT
BC546
BC547
BC548
Cobo
Cibo
hfe
BC546
BC547/548
BC547A/548A
BC546B/547B/548B
BC547C/548C
NF
BC546
BC547
BC548
—
—
—
2.0
2.0
2.0
10
10
10
125
125
125
240
450
—
—
220
330
600
500
900
260
500
900
dB
150
150
150
—
—
300
300
300
1.7
10
—
—
—
4.5
—
pF
pF
—
MHz
Output Capacitance
(VCB = 10 V, IC = 0, f = 1.0 MHz)
Input Capacitance
(VEB = 0.5 V, IC = 0, f = 1.0 MHz)
Small–Signal Current Gain
(IC = 2.0 mA, VCE = 5.0 V, f = 1.0 kHz)
Noise Figure
(IC = 0.2 mA, VCE = 5.0 V, RS = 2 k
W
,
f = 1.0 kHz,
∆f
= 200 Hz)
Note 1: IB is value for which IC = 11 mA at VCE = 1.0 V.
2
Motorola Small–Signal Transistors, FETs and Diodes Device Data
MOTOROLA [ MOTOROLA, INC ]
