Document
Small Signal Product
NPN Transistor
BC546A/B/C ~ BC550A/B/C
Taiwan Semiconductor
FEATURES
- For switching and AF amplifier applications - These types are subdivided into three groups A, B
and C according to their current gain - Moisture sensitivity level 1 - Driver transistor - Pb free and RoHS compliant - Green compound (Halogen free) with suffix "G" on
packing code and prefix "G" on date code
MECHANICAL DATA
- Case: TO-92 small outline plastic package - Terminal: Matte tin plated, lead free,
solderable per MIL-STD-202, Method 208 guaranteed - High temperature soldering guaranteed: 260°C/10s - Weight: 190 mg (approximately)
TO-92
MAXIMUM RATINGS AND ELECTRICAL CHARACTERISTICS (TA=25℃ unless otherwise noted)
PARAMETER
SYMBOL
VALUE
Total Power dissipation Collector-Base Voltage
Collector-Emitter Voltage
Emitter-Base Voltage Collector Current Peak Collector Current Junction and Storage Temperature Range
BC546 BC547, BC550 BC548, BC549
BC546 BC547, BC550 BC548, BC549
BC546 BC547, BC550 BC548, BC549
PTOT VCBO
VCEO
VEBO IC ICM
TJ , TSTG
500 80 50 30 65 45 30 6 6 6 100 200 -65 to + 150
UNIT mW
V
V
V mA mA °C
PARAMETER
BC546
Collector-Base Breakdown Voltage
BC547, BC550 BC548, BC549
IC= 100μA
BC546
Collector-Emitter Breakdown Voltage
BC547, BC550 BC548, BC549
IC= 10mA
BC546
Emitter-Base Breakdown Voltage
BC547, BC550 BC548, BC549
IE= 100μA
Collector Base Cutoff Current Emitter Base Cutoff Current
DC Current Gain
VCB= 30V
VEB= 5 V
Current Gain Group: A
B C
VCE= 5V, IC= 2mA
SYMBOL V(BR)CBO
V(BR)CEO
V(BR)EBO ICBO IEBO hFE
MIN 80 50 30 65 45 30 6 6 6 110 200 420
MAX
-
-
-
15 100 220 450 800
UNIT V
V
V nA nA V
Document Number: DS_S1405001
Version: B14
Small Signal Product
RATINGS AND CHARACTERISTICS CURVES
(TA=25℃ unless otherwise noted)
BC546A/B/C ~ BC550A/B/C
Taiwan Semiconductor
Ic(mA), Collector Current
100 80 60 40 20 0 0
1000
100
10 1
FIG.1 Static Characteristic
IE=400uA IE=350uA IE=300uA IE=250uA IE=200uA
IE=150uA
IE=100uA
IE=50uA
4 8 12 16 VCE(V), Collector Emitter Voltage
20
Ic(mA), Collector Current
100
10
1
0 0.0
FIG. 3 DC Current Gain
VCE=5V
10000
1000
FIG. 2 Transfer Characteristic VCE=5V
0.2 0.4 0.6 0.8 1.0 VBE(V), Base Emitter Voltage
FIG. 4 Base Emitter Saturation Voltage Collector Emitter Saturation Voltage
1.2
VBE(sat)
IC=10IB
VBE(sat), VCE(sat), Saturation Voltage
10 100 Ic(mA), Collector Current
100
1000
10 1
VCE(sat)
10 100 Ic(mA), Collector Current
1000
hFE, DC Current Gain
Document Number: DS_S1405001
Version: B14
Small Signal Product
ORDERING INFORMATION
MANUFACTURE PART NO. CODE (Note1)
PACKING CODE
GREEN COMPOUND CODE
BC5xxA/B/C (Note2)
A1 G
BC5xxA/B/C (Note2)
B1 G
Note1: Manufacture special control, if empty means no special control requirement.
Note2: "xx" is Device Code from "46" thru "50", and "MARKING" should follow the "PART NO."
BC546A/B/C ~ BC550A/B/C
Taiwan Semiconductor
PACKAGE
TO-92 TO-92
PACKING 4K / Ammo 5K / Bulk
MARKING
BC5xxA/B/C (Note2)
BC5xxA/B/C (Note2)
EXAMPLE
PREFERRED P/N PART NO.
BC546A A1G
BC546A
MANUFACTURE CODE
PACKING CODE A1
GREEN COMPOUND CODE
G
DESCRIPTION Green compound
Document Number: DS_S1405001
Version: B14
Small Signal Product
DIMENSIONS TO-92 Bulk
TO-92 Ammo A
B
C
E D
SUGGEST PAD LAYOUT I
G H
BC546A/B/C ~ BC550A/B/C
Taiwan Semiconductor
DIM.
A B C D E F G H I
Unit (mm)
Min 4.40
Max 5.10
4.30 4.70
12.50 14.50
1.17 1.37
0.35 0.55
1.17 1.37
0.59 1.40
0.29 0.51
3.300 4.100
Unit (inch)
Min Max 0.173 0.201
0.169 0.185
0.492
-
0.046 0.054
0.014 0.022
0.046 0.054
0.023 0.055
0.011 0.020
0.130 0.161
DIM.
A B C D E G H I
Unit (mm)
Min 4.30
Max 4.70
4.30 4.70
12.50
-
2.20 2.80
0.35 0.55
1.00 1.20
0.29 0.51
3.30 3.70
Unit (inch)
Min Max 0.169 0.185
0.169 0.185
0.492
-
0.087 0.110
0.014 0.022
0.039 0.047
0.011 0.020
0.130 0.146
Document Number: DS_S1405001
Version: B14
Small Signal Product
BC546A/B/C ~ BC550A/B/C
Taiwan Semiconductor
Notice
Specifications of the products displayed herein are subject to change without notice. TSC or anyone on its behalf, assumes no responsibility or liability for any errors or inaccuracies.
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The products shown herein are not designed for use in medical, life-saving, or life-sustaining applications. Customers using or selling these products for use in such applications do so at their own risk and agree to fully indemnify TSC for any damages resulti.