BC548.PDF

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MCC
omponents
21201 Itasca Street Chatsworth
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BC546,B
BC547,A,B,C
BC548,A,B,C
Features
NPN Silicon
Through Hole Package
150 o C Junction Temperature
Amplifier Transistor
Pin Configuration
Bottom View
625mW
C B E
Mechanical Data
Case: TO-92, Molded Plastic
Polarity: indicated as above.
A
TO-92
E
B
Maximum Ratings @ 25 o C Unless Otherwise Specified
Charateristic
Symbol Value Unit
Collector-Emitter Voltage BC546
BC547
BC548
V CEO
65
45
30
V
C
Collector-Base Voltage BC546
BC547
BC548
V CBO
80
50
30
V
Emitter-Base Voltage
V EBO
6.0
V
D
Collector Current(DC)
I C
100 mA
Power Dissipation@T A =25 o C
P d
625
5.0
mW
mW/ o C
Power Dissipation@T C =25 o C
P d
1.5
12
W
mW/ o C
G
Thermal Resistance, Junction to
Ambient Air
DIMENSIONS
R JA
200 o C/W
INCHES
MM
DIM
MIN
MAX
MIN
MAX
NOTE
Thermal Resistance, Junction to
Case
A
.175
.185
4.45
4.70
R JC
83.3 o C/W
B
.175
.185
4.46
4.70
C
.500
---
12.7
---
D
.016
.020
0.41
0.63
o C
E
.135
.145
3.43
3.68
Operating & Storage Temperature T j , T STG
-55~150
G
.095
.105
2.42
2.67
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BC546 thru BC548C
MCC
ELECTRICAL CHARACTERISTICS (T A = 25 ° C unless otherwise noted)
Characteristic
Symbol
Min
Typ
Max
Unit
OFF CHARACTERISTICS
Collector–Emitter Breakdown Voltage
BC546
V (BR)CEO
65
45
30
—
—
—
—
—
—
V
(I C = 1.0 mA, I B = 0)
BC547
BC548
Collector–Base Breakdown Voltage
BC546
V (BR)CBO
80
50
30
—
—
—
—
—
—
V
(I C = 100 m Adc)
BC547
BC548
Emitter–Base Breakdown Voltage
BC546
V (BR)EBO
6.0
6.0
6.0
—
—
—
—
—
—
V
(I E = 10
A, I C = 0)
BC547
BC548
ON CHARACTERISTICS
DC Current Gain
(I C = 10 m A, V CE = 5.0 V)
h FE
—
BC547A/548A
BC546B/547B/548B
BC548C
—
—
—
90
150
270
—
—
—
(I C = 2.0 mA, V CE = 5.0 V)
BC546
BC547
BC548
BC547A/548A
BC546B/547B/548B
BC547C/BC548C
110
110
110
110
200
420
—
—
—
180
290
520
450
800
800
220
450
800
(I C = 100 mA, V CE = 5.0 V)
BC547A/548A
BC546B/547B/548B
BC548C
—
—
—
120
180
300
—
—
—
Collector–Emitter Saturation Voltage
(I C = 100 mA, I B = 5.0 mA)
V CE(sat)
V
—
---
0.3
Base–Emitter Saturation Voltage
(I C = 100 mA, I B = 5.0 mA)
V BE(sat)
—
—
1.0
V
Base–Emitter On Voltage
(I C = 2.0 mA, V CE = 5.0 V)
(I C = 10 mA, V CE = 5.0 V)
V BE(on)
V
0.55
—
—
—
0.7
0.77
SMALL–SIGNAL CHARACTERISTICS
Current–Gain — Bandwidth Product
(I C = 10 mA, V CE = 5.0 V, f = 100 MHz)
f T
MHz
BC546
BC547
BC548
150
150
150
300
300
300
—
—
—
Output Capacitance
(V CB = 10 V, I C = 0, f = 1.0 MHz)
C obo
—
1.7
4.5
pF
Input Capacitance
(V EB = 0.5 V, I C = 0, f = 1.0 MHz)
C ibo
—
10
—
pF
Small–Signal Current Gain
(I C = 2.0 mA, V CE = 5.0 V, f = 1.0 kHz)
h fe
—
BC546
BC547/548
BC547A/548A
BC546B/547B/548B
BC547C/548C
125
125
125
240
450
—
—
220
330
600
500
900
260
500
900
Noise Figure
(I C = 0.2 mA, V CE = 5.0 V, R S = 2 k
NF
dB
,
BC546
—
—
—
2.0
2.0
2.0
10
10
10
f = 1.0 kHz,
f = 200 Hz)
BC547
BC548
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D
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BC546 thru BC548C
MCC
2.0
1.0
1.5
V CE = 10 V
T A = 25 ° C
0.9
T A = 25 ° C
0.8
V BE(sat) @ I C /I B = 10
1.0
0.8
0.7
0.6
V BE(on) @ V CE = 10 V
0.6
0.5
0.4
0.4
0.3
0.3
0.2
V CE(sat) @ I C /I B = 10
0.1
0.2
0.2
0.5
1.0
2.0
5.0
10
20
50
100
200
0
0.1
0.2
0.3
0.5
0.7
1.0
2.0
3.0
5.0
7.0
10
20
30
50
70
100
I C , COLLECTOR CURRENT (mAdc)
I C , COLLECTOR CURRENT (mAdc)
Figure 1. Normalized DC Current Gain
Figure 2. “Saturation” and “On” Voltages
2.0
1.0
T A = 25 ° C
-55 ° C to +125 ° C
1.6
1.2
I C = 200 mA
1.6
1.2
I C =
10 mA
I C =
20 mA
I C = 50 mA
I C = 100 mA
2.0
0.8
2.4
0.4
2.8
0
0.02
0.1
1.0
10
20
0.2
1.0
10
100
I B , BASE CURRENT (mA)
I C , COLLECTOR CURRENT (mA)
Figure 3. Collector Saturation Region
Figure 4. Base–Emitter Temperature Coefficient
BC547/BC548
10
400
300
7.0
T A = 25 ° C
200
5.0
C ib
3.0
100
V CE = 10 V
T A = 25 ° C
80
C ob
60
2.0
40
30
1.0
0.4 0.6
0.8
1.0
2.0
4.0
6.0
8.0
10
20
40
20
0.5
0.7 1.0
2.0
3.0
5.0
7.0
10
20
30
50
V R , REVERSE VOLTAGE (VOLTS)
I C , COLLECTOR CURRENT (mAdc)
Figure 5. Capacitances
Figure 6. Current–Gain – Bandwidth Product
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BC546 thru BC548C
MCC
BC547/BC548
1.0
V CE = 5 V
T A = 25 ° C
T A = 25 ° C
0.8
V BE(sat) @ I C /I B = 10
2.0
0.6
1.0
V BE @ V CE = 5.0 V
0.4
0.5
0.2
0.2
V CE(sat) @ I C /I B = 10
0.1
0.2
1.0
10
100
0
0.2
0.5
1.0
2.0
5.0
10
20
50
100
200
I C , COLLECTOR CURRENT (mA)
I C , COLLECTOR CURRENT (mA)
Figure 7. DC Current Gain
Figure 8. “On” Voltage
2.0
-1.0
T A = 25 ° C
1.6
-1.4
20 mA
50 mA
100 mA
200 mA
1.2
-1.8
q VB for V BE
0.8
I C =
10 mA
-2.2
-55 ° C to 125 ° C
0.4
-2.6
0
0.02
0.05
0.1
0.2
0.5
1.0
2.0
5.0
10
20
-3.0
0.2
0.5
1.0
2.0
5.0
10
20
50
100
200
I B , BASE CURRENT (mA)
I C , COLLECTOR CURRENT (mA)
Figure 9. Collector Saturation Region
Figure 10. Base–Emitter Temperature Coefficient
BC546
40
T A = 25 ° C
500
V CE = 5 V
T A = 25 ° C
20
C ib
200
10
100
6.0
50
4.0
C ob
20
2.0
0.1 0.2
0.5
1.0
2.0
5.0
10
20
50
100
1.0
5.0
10
50 100
V R , REVERSE VOLTAGE (VOLTS)
I C , COLLECTOR CURRENT (mA)
Figure 11. Capacitance
Figure 12. Current–Gain – Bandwidth Product
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