®
BC547B
BC547C
SMALL SIGNAL NPN TRANSISTORS
Ordering Code
BC547B
BC547B-AP
BC547C
BC547C-AP
s
Marking
Package / Shipment
BC547B TO-92 / Bulk
BC547B TO-92
/ Ammopack
BC547C TO-92 / Bulk
BC547C TO-92
/ Ammopack
s
s
SILICON EPITAXIAL PLANAR NPN
TRANSISTORS
TO-92 PACKAGE SUITABLE FOR
THROUGH-HOLE PCB ASSEMBLY
BC547B - THE PNP COMPLEMENTARY
TYPE IS BC557B
TO-92
Bulk
TO-92
Ammopack
s
APPLICATIONS
s
WELL SUITABLE FOR TV AND HOME
APPLIANCE EQUIPMENT
s
SMALL LOAD SWITCH TRANSISTORS
WITH HIGH GAIN AND LOW SATURATION
VOLTAGE
INTERNAL SCHEMATIC DIAGRAM
ABSOLUTE MAXIMUM RATINGS
Symbol
V
CBO
V
CEO
V
EBO
I
C
I
CM
P
tot
T
stg
T
j
Parameter
Collector-Base Voltage (I
E
= 0)
Collector-Emitter Voltage (I
B
= 0)
Emitter-Base Voltage (I
C
= 0)
Collector Current
Collector Peak Current (t
p
< 5 ms)
Total Dissipation at T
C
= 25 C
Storage Temperature
Max. Operating Junction Temperature
o
Value
50
45
6
100
200
500
-65 to 150
150
Unit
V
V
V
mA
mA
mW
o
o
C
C
March 2003
1/5
BC547B / BC547C
THERMAL DATA
R
thj-amb
•
Thermal Resistance Junction-Ambient
R
thj-Case
•
Thermal Resistance Junction-Case
Max
Max
250
83.3
o
o
C/W
C/W
ELECTRICAL CHARACTERISTICS
(T
case
= 25
o
C unless otherwise specified)
Symbol
I
CBO
I
EBO
Parameter
Collector Cut-off
Current (I
E
= 0)
Emitter Cut-off Current
(I
C
= 0)
Test Conditions
V
CB
= 30 V
V
CB
= 30 V
V
EB
= 5 V
I
C
= 10 mA
45
T
C
= 150 C
o
Min.
Typ.
Max.
15
5
100
Unit
nA
µA
nA
V
V
(BR)CEO
∗
Collector-Emitter
Breakdown Voltage
(I
B
= 0)
V
CE(sat)
∗
V
BE(sat)
∗
V
BE(on)
∗
h
FE
Collector-Emitter
Saturation Voltage
Base-Emitter
Saturation Voltage
Base-Emitter On
Voltage
DC Current Gain
I
C
= 10 mA
I
C
= 100 mA
I
C
= 10 mA
I
C
= 100 mA
I
C
= 2 mA
I
C
= 10 mA
I
C
= 2 mA
for
BC547B
for
BC547C
I
B
= 0.5 mA
I
B
= 5 mA
I
B
= 0.5 mA
I
B
= 5 mA
V
CE
= 5 V
V
CE
= 5 V
V
CE
= 5 V
200
420
100
0.58
0.09
0.2
0.7
0.9
0.66
0.25
0.6
V
V
V
V
0.7
0.77
450
800
V
V
f
T
C
CBO
C
EBO
NF
Transition Frequency
Collector-Base
Capacitance
Emitter-Base
Capacitance
Noise Figure
I
C
= 10 mA V
CE
= 5 V f = 100MHz
I
E
= 0
I
C
= 0
V
CB
= 10 V
V
EB
= 0.5 V
f = 1 MHz
f = 1 MHz
MHz
1.5
11
2
10
pF
pF
dB
V
CE
= 5 V I
C
= 200
µA
f = 1KHz
∆f
= 200 Hz R
G
= 2 KΩ
∗
Pulsed: Pulse duration = 300
µs,
duty cycle
≤
2 %
2/5
BC547B / BC547C
TO-92 MECHANICAL DATA
mm
MIN.
A
b
D
E
e
e1
L
R
S1
W
V
4.32
0.36
4.45
3.30
2.41
1.14
12.70
2.16
1.14
0.41
4 degree
TYP.
MAX.
4.95
0.51
4.95
3.94
2.67
1.40
15.49
2.41
1.52
0.56
6 degree
MIN.
0.170
0.014
0.175
0.130
0.095
0.045
0.500
0.085
0.045
0.016
4 degree
inch
TYP.
MAX.
0.195
0.020
0.194
0.155
0.105
0.055
0.609
0.094
0.059
0.022
6 degree
DIM.
3/5
BC547B / BC547C
TO-92 AMMOPACK SHIPMENT (Suffix"-AP") MECHANICAL DATA
DIM.
A1
T
T1
T2
d
P0
P2
F1,F2
delta H
W
W0
W1
W2
H
H0
H1
D0
t
L
I1
delta P
mm
TYP.
inch
TYP.
MIN.
12.50
5.65
2.44
-2.00
17.50
5.70
8.50
18.50
15.50
3.80
12.70
6.35
2.54
18.00
6.00
9.00
16.00
4.00
MAX.
4.80
3.80
1.60
2.30
0.48
12.90
7.05
2.94
2.00
19.00
6.30
9.25
0.50
20.50
16.50
25.00
4.20
0.90
11.00
1.00
MIN.
0.492
0.222
0.096
-0.079
0.689
0.224
0.335
0.728
0.610
0.150
0.500
0.250
0.100
0.709
0.236
0.354
0.630
0.157
MAX.
0.189
0.150
0.063
0.091
0.019
0.508
0.278
0.116
0.079
0.748
0.248
0.364
0.020
0.807
0.650
0.984
0.165
0.035
0.433
0.039
3.00
-1.00
0.118
-0.039
4/5
BC547B / BC547C
Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequences
of use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is
granted by implication or otherwise under any patent or patent rights of STMicroelectronics. Specification mentioned in this publication are
subject to change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products
are not authorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics.
The ST logo is a trademark of STMicroelectronics
© 2003 STMicroelectronics – Printed in Italy – All Rights Reserved
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