BC549B Datasheet, PDF (3/4 Pages) Motorola, Inc – Low Noise Transistors

2.0
1.5
VCE = 10 V
TA = 25°C
1.0
0.8
0.6
0.4
0.3
0.2
0.2
0.5 1.0 2.0 5.0 10 20 50 100 200
IC, COLLECTOR CURRENT (mAdc)
Figure 2. Normalized DC Current Gain
400
300
200
100
80
VCE = 10 V
60
TA = 25°C
40
30
20
0.5 0.7 1.0
2.0
5.0 7.0 10
20
50
IC, COLLECTOR CURRENT (mAdc)
Figure 4. Current–Gain — Bandwidth Product
BC549B,C BC550B,C
1.0
0.9 ^{TA = 25°C}
0.8
VBE(sat) @ IC/IB = 10
0.7
VBE(on) @ VCE = 10 V
0.6
0.5
0.4
0.3
0.2
VCE(sat) @ IC/IB = 10
0.1
0
0.1 0.2
0.5 1.0 2.0 5.0 10 20
IC, COLLECTOR CURRENT (mAdc)
50 100
Figure 3. “Saturation” and “On” Voltages
10
7.0
5.0
Cib
TA = 25°C
3.0
Cob
2.0
1.0
0.4 0.6 1.0
2.0
4.0
10
20
40
VR, REVERSE VOLTAGE (VOLTS)
Figure 5. Capacitance
170
160
150
VCE = 10 V
f = 1.0 kHz
140
TA = 25°C
130
120
0.1
0.2
0.5
1.0 2.0
5.0
10
IC, COLLECTOR CURRENT (mAdc)
Figure 6. Base Spreading Resistance
Motorola Small–Signal Transistors, FETs and Diodes Device Data
3