1. Product profile
1.1 General description
NPN/NPN general-purpose transistor pair in a very small SOT363 (SC-88)
Surface-Mounted Device (SMD) plastic package.
PNP/PNP complement: BC857BS.
1.2 Features
nLow collector capacitance
nLow collector-emitter saturation voltage
nClosely matched current gain
nReduces number of components and board space
nNo mutual interference between the transistors
1.3 Applications
nGeneral-purpose switching and amplification
1.4 Quick reference data
BC847BS
45 V, 100 mA NPN/NPN general-purpose transistor
Rev. 03 — 18 February 2009 Product data sheet
Table 1. Quick reference data
Symbol Parameter Conditions Min Typ Max Unit
Per transistor
VCEO collector-emitter voltage open base - - 45 V
ICcollector current - - 100 mA
hFE DC current gain VCE =5V; I
C= 2 mA 200 - 450
BC847BS_3 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 03 — 18 February 2009 2 of 12
NXP Semiconductors BC847BS
45 V, 100 mA NPN/NPN general-purpose transistor
2. Pinning information
3. Ordering information
4. Marking
[1] * = -: made in Hong Kong
* = p: made in Hong Kong
* = t: made in Malaysia
* = W: made in China
Table 2. Pinning
Pin Description Simplified outline Graphic symbol
1 emitter TR1
2 base TR1
3 collector TR2
4 emitter TR2
5 base TR2
6 collector TR1
132
4
56
sym020
2
13
5
6
TR1 TR2
4
Table 3. Ordering information
Type number Package
Name Description Version
BC847BS SC-88 plastic surface-mounted package; 6 leads SOT363
Table 4. Marking codes
Type number Marking code[1]
BC847BS 1F*
BC847BS_3 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 03 — 18 February 2009 3 of 12
NXP Semiconductors BC847BS
45 V, 100 mA NPN/NPN general-purpose transistor
5. Limiting values
[1] Device mounted on an FR4 Printed-Circuit Board (PCB), single-sided copper, tin-plated and standard
footprint.
[2] Device mounted on an FR4 PCB, single-sided copper, tin-plated, mounting pad for collector 1 cm2.
Table 5. Limiting values
In accordance with the Absolute Maximum Rating System (IEC 60134).
Symbol Parameter Conditions Min Max Unit
Per transistor
VCBO collector-base voltage open emitter - 50 V
VCEO collector-emitter voltage open base - 45 V
VEBO emitter-base voltage open collector - 5 V
ICcollector current - 100 mA
ICM peak collector current single pulse;
tp≤1ms - 200 mA
IBM peak base current single pulse;
tp≤1ms - 200 mA
Ptot total power dissipation Tamb ≤25 °C[1] - 220 mW
[2] - 250 mW
Per device
Ptot total power dissipation Tamb ≤25 °C[1] - 300 mW
[2] - 400 mW
Tjjunction temperature - 150 °C
Tamb ambient temperature −65 +150 °C
Tstg storage temperature −65 +150 °C
(1) FR4 PCB, mounting pad for collector 1 cm2
(2) FR4 PCB, standard footprint
Fig 1. Per device: Power derating curves SOT363 (SC-88)
Tamb (°C)
−75 17512525 75−25
006aab419
200
300
100
400
500
Ptot
(mW)
0
(1)
(2)
BC847BS_3 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 03 — 18 February 2009 4 of 12
NXP Semiconductors BC847BS
45 V, 100 mA NPN/NPN general-purpose transistor
6. Thermal characteristics
[1] Device mounted on an FR4 PCB, single-sided copper, tin-plated and standard footprint.
[2] Device mounted on an FR4 PCB, single-sided copper, tin-plated, mounting pad for collector 1 cm2.
Table 6. Thermal characteristics
Symbol Parameter Conditions Min Typ Max Unit
Per transistor
Rth(j-a) thermal resistance from
junction to ambient in free air [1] - - 568 K/W
[2] - - 500 K/W
Rth(j-sp) thermal resistance from
junction to solder point - - 230 K/W
Per device
Rth(j-a) thermal resistance from
junction to ambient in free air [1] - - 416 K/W
[2] - - 313 K/W
FR4 PCB, standard footprint
Fig 2. Per transistor: Transient thermal impedance from junction to ambient as a function of pulse duration;
typical values
006aab420
10−51010−2
10−4102
10−1tp (s)
10−3103
1
102
10
103
Zth(j-a)
(K/W)
1
δ = 1 0.75
0.50 0.33
0.10
0.05 0.02
0.01
0
0.20
BC847BS_3 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 03 — 18 February 2009 5 of 12
NXP Semiconductors BC847BS
45 V, 100 mA NPN/NPN general-purpose transistor
7. Characteristics
[1] Pulse test: tp≤300 µs; δ≤0.02.
FR4 PCB, mounting pad for collector 1 cm2
Fig 3. Per transistor: Transient thermal impedance from junction to ambient as a function of pulse duration;
typical values
006aab421
10−51010−2
10−4102
10−1tp (s)
10−3103
1
102
10
103
Zth(j-a)
(K/W)
1
δ = 1 0.75
0.50 0.33
0.10
0.05 0.02
0.01
0.20
0
Table 7. Characteristics
T
amb
=25
°
C unless otherwise specified.
Symbol Parameter Conditions Min Typ Max Unit
Per transistor
ICBO collector-basecut-off
current VCB =30V; I
E=0A --15nA
VCB =30V; I
E=0A;
Tj= 150 °C--5µA
IEBO emitter-base cut-off
current VEB =5V; I
C= 0 A - - 100 nA
hFE DC current gain VCE =5V; I
C= 2 mA 200 - 450
VCEsat collector-emitter
saturation voltage IC= 10 mA; IB= 0.5 mA - - 100 mV
IC= 100 mA; IB=5mA [1] - - 300 mV
VBEsat base-emitter
saturation voltage IC= 10 mA; IB= 0.5 mA - 755 - mV
VBE base-emitter voltage IC= 2 mA; VCE = 5 V 580 655 700 mV
Cccollector capacitance IE=i
e= 0 A; VCB =10V;
f=1MHz - - 1.5 pF
Ceemitter capacitance IC=i
c= 0 A; VEB = 0.5 V;
f=1MHz -11-pF
fTtransition frequency IC= 10 mA; VCE =5V;
f = 100 MHz 100 - - MHz
BC847BS_3 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 03 — 18 February 2009 6 of 12
NXP Semiconductors BC847BS
45 V, 100 mA NPN/NPN general-purpose transistor
VCE =5V
(1) Tamb = 150 °C
(2) Tamb =25°C
(3) Tamb =−55 °C
Tamb =25°C
Fig 4. Per transistor: DC current gain as a function of
collector current; typical values Fig 5. Per transistor: Collector current as a function
of collector-emitter voltage; typical values
VCE =5V
(1) Tamb =−55 °C
(2) Tamb =25°C
(3) Tamb = 150 °C
IC/IB=20
(1) Tamb =−55 °C
(2) Tamb =25°C
(3) Tamb = 150 °C
Fig 6. Per transistor: Base-emitter voltage as a
function of collector current; typical values Fig 7. Per transistor: Base-emitter saturation voltage
as a function of collector current; typical
values
mgt727
10−111010
2103
IC (mA)
0
600
500
400
300
200
100
hFE
(1)
(2)
(3)
VCE (V)
054231
006aab422
0.10
0.05
0.15
0.20
IC
(A)
0
IB (mA) = 4.0
0.8
0.4
3.6
3.2
1.6
2.4 2.8
2.0
1.2
0
1200
1000
800
600
400
200
mgt728
10−210−111010
2103
IC (mA)
VBE
(mV)
(1)
(2)
(3)
006aab423
0.6
0.8
0.4
1.0
1.2
VBEsat
(V)
0.2
IC (mA)
10−1103
102
110
(1)
(2)
(3)
BC847BS_3 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 03 — 18 February 2009 7 of 12
NXP Semiconductors BC847BS
45 V, 100 mA NPN/NPN general-purpose transistor
IC/IB=20
(1) Tamb = 150 °C
(2) Tamb =25°C
(3) Tamb =−55 °C
VCE = 5 V; f = 1 MHz; Tamb =25°C
Fig 8. Per transistor: Collector-emitter saturation
voltage as a function of collector current;
typical values
Fig 9. Per transistor: Transition frequency as a
function of collector current; typical values
104
103
102
10
mgt729
10−111010
2103
IC (mA)
VCEsat
(mV)
(1)
(2)
(3)
006aab424
IC (mA)
10−1102
101
108
109
fT
(Hz)
107
BC847BS_3 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 03 — 18 February 2009 8 of 12
NXP Semiconductors BC847BS
45 V, 100 mA NPN/NPN general-purpose transistor
8. Package outline
9. Packing information
[1] For further information and the availability of packing methods, see Section 13.
[2] T1: normal taping
[3] T2: reverse taping
Fig 10. Package outline SOT363 (SC-88)
06-03-16Dimensions in mm
0.25
0.10
0.3
0.2
pin 1
index
1.3
0.65
2.2
2.0 1.35
1.15
2.2
1.8 1.1
0.8
0.45
0.15
132
465
Table 8. Packing methods
The indicated -xxx are the last three digits of the 12NC ordering code.
[1]
Type number Package Description Packing quantity
3000 10000
BC847BS SOT363 4 mm pitch, 8 mm tape and reel; T1 [2] -115 -135
4 mm pitch, 8 mm tape and reel; T2 [3] -125 -165
BC847BS_3 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 03 — 18 February 2009 9 of 12
NXP Semiconductors BC847BS
45 V, 100 mA NPN/NPN general-purpose transistor
10. Soldering
Fig 11. Reflow soldering footprint SOT363 (SC-88)
Fig 12. Wave soldering footprint SOT363 (SC-88)
solder lands
solder resist
occupied area
solder paste
sot363_fr
2.65
2.35 0.4 (2×)
0.6
(2×)
0.5
(4×)
0.5
(4×)
0.6
(4×)
0.6
(4×)
1.5
1.8
Dimensions in mm
sot363_fw
solder lands
solder resist
occupied area
preferred transport
direction during soldering
5.3
1.3 1.3
1.5
0.3
1.5
4.5
2.45
2.5
Dimensions in mm
BC847BS_3 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 03 — 18 February 2009 10 of 12
NXP Semiconductors BC847BS
45 V, 100 mA NPN/NPN general-purpose transistor
11. Revision history
Table 9. Revision history
Document ID Release date Data sheet status Change notice Supersedes
BC847BS_3 20090218 Product data sheet - BC847BS_2
Modifications: •The format of this data sheet has been redesigned to comply with the new identity guidelines
of NXP Semiconductors.
•Legal texts have been adapted to the new company name where appropriate.
•Section 4 “Marking”: updated
•Section 7 “Characteristics”: enhanced
•Section 9 “Packing information”: added
•Section 10 “Soldering”: added
•Section 12 “Legal information”: updated
BC847BS_2 19990428 Product specification - BC847BS_1
BC847BS_1 19970714 Product specification - -
BC847BS_3 © NXP B.V. 2009. All rights reserved.
Product data sheet Rev. 03 — 18 February 2009 11 of 12
NXP Semiconductors BC847BS
45 V, 100 mA NPN/NPN general-purpose transistor
12. Legal information
12.1 Data sheet status
[1] Please consult the most recently issued document before initiating or completing a design.
[2] The term ‘short data sheet’ is explained in section “Definitions”.
[3] The product status of device(s) described in this document may have changed since this document was published and may differ in case of multiple devices. The latest product status
information is available on the Internet at URL http://www.nxp.com.
12.2 Definitions
Draft — The document is a draft version only. The content is still under
internal review and subject to formal approval, which may result in
modifications or additions. NXP Semiconductors does not give any
representations or warranties as to the accuracy or completeness of
information included herein and shall have no liability for the consequences of
use of such information.
Short data sheet — A short data sheet is an extract from a full data sheet
with the same product type number(s) and title. A short data sheet is intended
for quick reference only and should not be relied upon to contain detailed and
full information. For detailed and full information see the relevant full data
sheet, which is available on request via the local NXP Semiconductors sales
office. In case of any inconsistency or conflict with the short data sheet, the
full data sheet shall prevail.
12.3 Disclaimers
General — Information in this document is believed to be accurate and
reliable. However, NXP Semiconductors does not give any representations or
warranties, expressed or implied, as to the accuracy or completeness of such
information and shall have no liability for the consequences of use of such
information.
Right to make changes — NXP Semiconductors reserves the right to make
changes to information published in this document, including without
limitation specifications and product descriptions, at any time and without
notice. This document supersedes and replaces all information supplied prior
to the publication hereof.
Suitability for use — NXP Semiconductors products are not designed,
authorized or warranted to be suitable for use in medical, military, aircraft,
space or life support equipment, nor in applications where failure or
malfunction of an NXP Semiconductors product can reasonably be expected
to result in personal injury, death or severe property or environmental
damage. NXP Semiconductors accepts no liability for inclusion and/or use of
NXP Semiconductors products in such equipment or applications and
therefore such inclusion and/or use is at the customer’s own risk.
Applications — Applications that are described herein for any of these
products are for illustrative purposes only. NXP Semiconductors makes no
representation or warranty that such applications will be suitable for the
specified use without further testing or modification.
Limiting values — Stress above one or more limiting values (as defined in
the Absolute Maximum Ratings System of IEC 60134) may cause permanent
damage to the device. Limiting values are stress ratings only and operation of
the device at these or any other conditions above those given in the
Characteristics sections of this document is not implied. Exposure to limiting
values for extended periods may affect device reliability.
Terms and conditions of sale — NXP Semiconductors products are sold
subject to the general terms and conditions of commercial sale, as published
at http://www.nxp.com/profile/terms, including those pertaining to warranty,
intellectual property rights infringement and limitation of liability, unless
explicitly otherwise agreed to in writing by NXP Semiconductors. In case of
any inconsistency or conflict between information in this document and such
terms and conditions, the latter will prevail.
No offer to sell or license — Nothing in this document may be interpreted
or construed as an offer to sell products that is open for acceptance or the
grant, conveyance or implication of any license under any copyrights, patents
or other industrial or intellectual property rights.
Quick reference data — The Quick reference data is an extract of the
product data given in the Limiting values and Characteristics sections of this
document, and as such is not complete, exhaustive or legally binding.
12.4 Trademarks
Notice: All referenced brands, product names, service names and trademarks
are the property of their respective owners.
13. Contact information
For more information, please visit: http://www.nxp.com
For sales office addresses, please send an email to: salesaddresses@nxp.com
Document status[1][2] Product status[3] Definition
Objective [short] data sheet Development This document contains data from the objective specification for product development.
Preliminary [short] data sheet Qualification This document contains data from the preliminary specification.
Product [short] data sheet Production This document contains the product specification.
NXP Semiconductors BC847BS
45 V, 100 mA NPN/NPN general-purpose transistor
© NXP B.V. 2009. All rights reserved.
For more information, please visit: http://www.nxp.com
For sales office addresses, please send an email to: salesaddresses@nxp.com
Date of release: 18 February 2009
Document identifier: BC847BS_3
Please be aware that important notices concerning this document and the product(s)
described herein, have been included in section ‘Legal information’.
14. Contents
1 Product profile . . . . . . . . . . . . . . . . . . . . . . . . . . 1
1.1 General description. . . . . . . . . . . . . . . . . . . . . . 1
1.2 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
1.3 Applications . . . . . . . . . . . . . . . . . . . . . . . . . . . 1
1.4 Quick reference data. . . . . . . . . . . . . . . . . . . . . 1
2 Pinning information. . . . . . . . . . . . . . . . . . . . . . 2
3 Ordering information. . . . . . . . . . . . . . . . . . . . . 2
4 Marking. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
5 Limiting values. . . . . . . . . . . . . . . . . . . . . . . . . . 3
6 Thermal characteristics. . . . . . . . . . . . . . . . . . . 4
7 Characteristics. . . . . . . . . . . . . . . . . . . . . . . . . . 5
8 Package outline . . . . . . . . . . . . . . . . . . . . . . . . . 8
9 Packing information. . . . . . . . . . . . . . . . . . . . . . 8
10 Soldering . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 9
11 Revision history. . . . . . . . . . . . . . . . . . . . . . . . 10
12 Legal information. . . . . . . . . . . . . . . . . . . . . . . 11
12.1 Data sheet status . . . . . . . . . . . . . . . . . . . . . . 11
12.2 Definitions. . . . . . . . . . . . . . . . . . . . . . . . . . . . 11
12.3 Disclaimers. . . . . . . . . . . . . . . . . . . . . . . . . . . 11
12.4 Trademarks. . . . . . . . . . . . . . . . . . . . . . . . . . . 11
13 Contact information. . . . . . . . . . . . . . . . . . . . . 11
14 Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 12
