DATA SH EET
Product specification
Supersedes data of 2002 Feb 04 2003 Apr 09
DISCRETE SEMICONDUCTORS
BC856; BC857; BC858
PNP general purpose transistors
b
ook, halfpage
M3D088
2003 Apr 09 2
Philips Semiconductors Product specification
PNP general purpose transistors BC856; BC857; BC858
FEATURES
•Low current (max. 100 mA)
•Low voltage (max. 65 V).
APPLICATIONS
•General purpose switching and amplification.
DESCRIPTION
PNP transistor in a SOT23 plastic package.
NPN complements: BC846, BC847 and BC848.
MARKING
Note
1. * = p: made in Hong Kong.
* = t: made in Malaysia.
PINNING
TYPE NUMBER MARKING CODE(1)
BC856 3D*
BC856A 3A*
BC856B 3B*
BC857 3H*
BC857A 3E*
BC857B 3F*
BC857C 3G*
BC858B 3K*
PIN DESCRIPTION
1 base
2 emitter
3 collector
handbook, halfpage
21
3
MAM256
Top view
2
3
1
Fig.1 Simplified outline (SOT23) and symbol.
2003 Apr 09 3
Philips Semiconductors Product specification
PNP general purpose transistors BC856; BC857; BC858
LIMITING VALUES
In accordance with the Absolute Maximum System (IEC 60134).
Note
1. Transistor mounted on an FR4 printed-circuit board, standard footprint.
THERMAL CHARACTERISTICS
Note
1. Transistor mounted on an FR4 printed-circuit board, standard footprint.
SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT
VCBO collector-base voltage open emitter
BC856 −−80 V
BC857 −−50 V
BC858 −−30 V
VCEO collector-emitter voltage open base
BC856 −−65 V
BC857 −−45 V
BC858 −−30 V
VEBO emitter-base voltage open collector −−5V
I
Ccollector current (DC) −−100 mA
ICM peak collector current −−200 mA
IBM peak base current −−200 mA
Ptot total power dissipation Tamb ≤25 °C; note 1 −250 mW
Tstg storage temperature −65 +150 °C
Tjjunction temperature −150 °C
Tamb operating ambient temperature −65 +150 °C
SYMBOL PARAMETER CONDITIONS VALUE UNIT
Rth j-a thermal resistance from junction to
ambient in free air; note 1 500 K/W
2003 Apr 09 4
Philips Semiconductors Product specification
PNP general purpose transistors BC856; BC857; BC858
CHARACTERISTICS
Tamb =25°C unless otherwise specified.
Note
1. Pulse test: tp≤300 µs; δ≤0.02.
SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT
ICBO collector-base cut-off current VCB =−30 V; IE=0 −−1−15 nA
VCB =−30 V; IE=0;
T
j= 150 °C−−−4µA
I
EBO emitter-base cut-off current VEB =−5 V; IC=0 −−−100 nA
hFE DC current gain IC=−2 mA; VCE =−5V
BC856 125 −475
BC857 125 −800
BC856A; BC857A 125 −250
BC856B; BC857B; BC858B 220 −475
BC857C 420 −800
VCEsat collector-emitter saturation voltage IC=−10 mA; IB=−0.5 mA −−75 −300 mV
IC=−100 mA; IB=−5 mA;
note 1 −−250 −650 mV
VBEsat base-emitter saturation voltage IC=−10 mA; IB=−0.5 mA −−700 −mV
IC=−100 mA; IB=−5 mA;
note 1 −−850 −mV
VBE base-emitter voltage IC=−2 mA; VCE =−5V −600 −650 −750 mV
IC=−10 mA; VCE =−5V −−−820 mV
Cccollector capacitance VCB =−10 V; IE=I
e=0;
f = 1 MHz −4.5 −pF
fTtransition frequency VCE =−5 V; IC=−10 mA;
f = 100 MHz 100 −−MHz
F noise figure IC=−200 µA; VCE =−5V;
R
S=2kΩ; f = 1 kHz;
B = 200 Hz
−210dB
2003 Apr 09 5
Philips Semiconductors Product specification
PNP general purpose transistors BC856; BC857; BC858
handbook, halfpage
0
200
300
400
500
hFE
100
MGT711
−10−2−10−1−1−10 −102−103
IC (mA)
(1)
(2)
(3)
Fig.2 DC current gain as a function of collector
current; typical values.
BC857A; VCE =−5V.
(1) Tamb = 150 °C.
(2) Tamb =25°C.
(3) Tamb =−55 °C.
handbook, halfpage
0
−1200
−1000
−800
−600
−400
−200
MGT712
−10−2−10−1−1−10 −102−103
IC (mA)
VBE
(mV)
(1)
(2)
(3)
Fig.3 Base-emitter voltage as a function of
collector current; typical values.
BC857A; VCE =−5V.
(1) Tamb =−55 °C.
(2) Tamb =25°C.
(3) Tamb = 150 °C.
handbook, halfpage
−104
−103
−102
−10
MGT713
−10−1−1−10 −102−103
IC (mA)
VCEsat
(mV)
(1)
(2)(3)
Fig.4 Collector-emitter saturation voltage as a
function of collector current; typical values.
BC857A; IC/IB= 20.
(1) Tamb = 150 °C.
(2) Tamb =25°C.
(3) Tamb =−55 °C.
handbook, halfpage
MGT714
−10−1−1−10 −102−103
IC (mA)
0
−1200
−1000
−800
−600
−400
−200
VBEsat
(mV)
(1)
(2)
(3)
Fig.5 Base-emitter saturation voltage as a
function of collector current; typical values.
BC857A; IC/IB= 20.
(1) Tamb =−55 °C.
(2) Tamb =25°C.
(3) Tamb = 150 °C.
2003 Apr 09 6
Philips Semiconductors Product specification
PNP general purpose transistors BC856; BC857; BC858
handbook, halfpage
0
400
600
800
1000
hFE
200
MGT715
−10−2−10−1−1−10 −102−103
IC (mA)
(1)
(2)
(3)
Fig.6 DC current gain as a function of collector
current; typical values.
BC857B; VCE =−5V.
(1) Tamb = 150 °C.
(2) Tamb =25°C.
(3) Tamb =−55 °C.
handbook, halfpage
0
−1200
−1000
−800
−600
−400
−200
MGT716
−10−2−10−1−1−10 −102−103
IC (mA)
VBE
(mV)
(1)
(2)
(3)
Fig.7 Base-emitter voltage as a function of
collector current; typical values.
BC857B; VCE =−5V.
(1) Tamb =−55 °C.
(2) Tamb =25°C.
(3) Tamb = 150 °C.
handbook, halfpage
−104
−103
−102
−10
MGT717
−10−1−1−10 −102−103
IC (mA)
VCEsat
(mV)
(1)
(2)
(3)
Fig.8 Collector-emitter saturation voltage as a
function of collector current; typical values.
BC857B; IC/IB= 20.
(1) Tamb = 150 °C.
(2) Tamb =25°C.
(3) Tamb =−55 °C.
handbook, halfpage
MGT718
−10−1−1−10 −102−103
IC (mA)
0
−1200
−1000
−800
−600
−400
−200
VBEsat
(mV)
(1)
(2)
(3)
Fig.9 Base-emitter saturation voltage as a
function of collector current; typical values.
BC857B; IC/IB= 20.
(1) Tamb =−55 °C.
(2) Tamb =25°C.
(3) Tamb = 150 °C.
2003 Apr 09 7
Philips Semiconductors Product specification
PNP general purpose transistors BC856; BC857; BC858
handbook, halfpage
0
400
600
800
1000
hFE
200
MGT719
−10−2−10−1−1−10 −102−103
IC (mA)
(1)
(2)
(3)
Fig.10 DC current gain as a function of collector
current; typical values.
BC857C; VCE =−5V.
(1) Tamb = 150 °C.
(2) Tamb =25°C.
(3) Tamb =−55 °C.
handbook, halfpage
0
−1200
−1000
−800
−600
−400
−200
MGT720
−10−1−1−10 −102−103
IC (mA)
VBE
(mV)
(1)
(2)
(3)
Fig.11 Base-emitter voltage as a function of
collector current; typical values.
BC857C; VCE =−5V.
(1) Tamb =−55 °C.
(2) Tamb =25°C.
(3) Tamb = 150 °C.
handbook, halfpage
−104
−103
−102
−10
MGT721
−10−1−1−10 −102−103
IC (mA)
VCEsat
(mV)
(1)
(2)
(3)
Fig.12 Collector-emitter saturation voltage as a
function of collector current; typical values.
BC857C; IC/IB= 20.
(1) Tamb = 150 °C.
(2) Tamb =25°C.
(3) Tamb =−55 °C.
handbook, halfpage
MGT722
−10−1−1−10 −102−103
IC (mA)
0
−1200
−1000
−800
−600
−400
−200
VBEsat
(mV)
(1)
(2)
(3)
Fig.13 Base-emitter saturation voltage as a
function of collector current; typical values.
BC857C; IC/IB= 20.
(1) Tamb =−55 °C.
(2) Tamb =25°C.
(3) Tamb = 150 °C.
2003 Apr 09 8
Philips Semiconductors Product specification
PNP general purpose transistors BC856; BC857; BC858
PACKAGE OUTLINE
UNIT A1
max. bpcDE e1HELpQwv
REFERENCES
OUTLINE
VERSION EUROPEAN
PROJECTION ISSUE DATE
97-02-28
99-09-13
IEC JEDEC EIAJ
mm 0.1 0.48
0.38 0.15
0.09 3.0
2.8 1.4
1.2 0.95
e
1.9 2.5
2.1 0.55
0.45 0.1
0.2
DIMENSIONS (mm are the original dimensions)
0.45
0.15
SOT23 TO-236AB
bp
D
e1
e
A
A1
Lp
Q
detail X
HE
E
wM
vMA
B
AB
0 1 2 mm
scale
A
1.1
0.9
c
X
12
3
Plastic surface mounted package; 3 leads SOT23
2003 Apr 09 9
Philips Semiconductors Product specification
PNP general purpose transistors BC856; BC857; BC858
DATA SHEET STATUS
Notes
1. Please consult the most recently issued data sheet before initiating or completing a design.
2. The product status of the device(s) described in this data sheet may have changed since this data sheet was
published. The latest information is available on the Internet at URL http://www.semiconductors.philips.com.
3. For data sheets describing multiple type numbers, the highest-level product status determines the data sheet status.
LEVEL DATA SHEET
STATUS(1) PRODUCT
STATUS(2)(3) DEFINITION
I Objective data Development This data sheet contains data from the objective specification for product
development. Philips Semiconductors reserves the right to change the
specification in any manner without notice.
II Preliminary data Qualification This data sheet contains data from the preliminary specification.
Supplementary data will be published at a later date. Philips
Semiconductors reserves the right to change the specification without
notice, in order to improve the design and supply the best possible
product.
III Product data Production This data sheet contains data from the product specification. Philips
Semiconductors reserves the right to make changes at any time in order
to improve the design, manufacturing and supply. Relevant changes will
be communicated via a Customer Product/Process Change Notification
(CPCN).
DEFINITIONS
Short-form specification The data in a short-form
specification is extracted from a full data sheet with the
same type number and title. For detailed information see
the relevant data sheet or data handbook.
Limiting values definition Limiting values given are in
accordance with the Absolute Maximum Rating System
(IEC 60134). Stress above one or more of the limiting
values may cause permanent damage to the device.
These are stress ratings only and operation of the device
attheseoratanyotherconditionsabovethosegiveninthe
Characteristics sections of the specification is not implied.
Exposure to limiting values for extended periods may
affect device reliability.
Application information Applications that are
described herein for any of these products are for
illustrative purposes only. Philips Semiconductors make
norepresentationorwarrantythatsuch applicationswillbe
suitable for the specified use without further testing or
modification.
DISCLAIMERS
Life support applications These products are not
designed for use in life support appliances, devices, or
systems where malfunction of these products can
reasonably be expected to result in personal injury. Philips
Semiconductorscustomersusingorselling theseproducts
for use in such applications do so at their own risk and
agree to fully indemnify Philips Semiconductors for any
damages resulting from such application.
Right to make changes Philips Semiconductors
reserves the right to make changes in the products -
including circuits, standard cells, and/or software -
described or contained herein in order to improve design
and/or performance. When the product is in full production
(status ‘Production’), relevant changes will be
communicated via a Customer Product/Process Change
Notification (CPCN). Philips Semiconductors assumes no
responsibility or liability for the use of any of these
products, conveys no licence or title under any patent,
copyright, or mask work right to these products, and
makes no representations or warranties that these
products are free from patent, copyright, or mask work
right infringement, unless otherwise specified.
2003 Apr 09 10
Philips Semiconductors Product specification
PNP general purpose transistors BC856; BC857; BC858
NOTES
2003 Apr 09 11
Philips Semiconductors Product specification
PNP general purpose transistors BC856; BC857; BC858
NOTES
© Koninklijke Philips Electronics N.V. 2003 SCA75
All rights are reserved. Reproduction in whole or in part is prohibited without the prior written consent of the copyright owner.
The information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed
without notice. No liability will be accepted by the publisher for any consequence of its use. Publication thereof does not convey nor imply any license
under patent- or other industrial or intellectual property rights.
Philips Semiconductors – a w orldwide compan y
Contact information
For additional information please visit http://www.semiconductors.philips.com. Fax: +31 40 27 24825
For sales offices addresses send e-mail to: sales.addresses@www.semiconductors.philips.com.
Printed in The Netherlands 613514/05/pp12 Date of release: 2003 Apr 09 Document order number: 9397 750 11376
Philips Semiconductors - PIP - BC856; BC857; BC858; PNP general purpose transistors
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General description
PNP transistor in a SOT23 plastic package. NPN complements: BC846, BC847 and BC848.
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Features
● Low current (max. 100 mA)
● Low voltage (max. 65 V).
top
Applications
● General purpose switching and amplification.
AN10116_2: Breakthrough In Small Signal - Low VCEsat (BISS) Transistors and their Applications (date 05-
Aug-02)
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Datasheet
Type
number Title Publication
release date Datasheet status Page
count File
size
(kB)
Datasheet
BC856;
BC857;
BC858
PNP general
purpose
transistors
4/9/2003 Product
specification 12 75
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Philips Semiconductors - PIP - BC856; BC857; BC858; PNP general purpose transistors
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Parametrics
Type
number Package hFE
min hFE
max fT
min(MHz) POLARITY IC
max(mA) VCEO
max(V) Ptot
max(mW) Complement
BC856 SOT23
(SST3) 125 475 100 PNP 100 65 250 BC846
BC856A SOT23
(SST3) 125 250 100 PNP 100 65 250 BC846A
BC856B SOT23
(SST3) 220 475 100 PNP 100 65 250 BC846B
BC857 SOT23
(SST3) 125 800 100 PNP 100 45 250 BC847
BC857A SOT23
(SST3) 125 250 100 PNP 100 45 250 BC847A
BC857B SOT23
(SST3) 220 475 100 PNP 100 45 250 BC847B
BC857C SOT23
(SST3) 420 800 100 PNP 100 45 250 BC847C
BC858B SOT23
(SST3) 220 475 100 PNP 100 30 250 BC848B
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Products, packages, availability and ordering
Type
number North
American
type
number
Ordering code
(12NC) Marking/Packing
Download
PDF
File
Discretes packing
info
Package Device status Buy online
BC856 BC856
T/R 9335 897 10215 Standard Marking
* Reel Pack, SMD,
Low Profile
SOT23
(SST3) Full production
order this
product
online
-
BC856A BC856A
/T4 9335 897 20185 Standard Marking
* Multi-Reel Pack,
SMD, Pitch 4mm
SOT23
(SST3) Full production
order this
product
online
-
BC856A
T/R 9335 897 20215 Standard Marking
* Reel Pack, SMD,
Low Profile
SOT23
(SST3) Full production
order this
product
online
-
BC856B BC856B
/T4 9335 897 30185 Standard Marking
* Multi-Reel Pack,
SMD, Pitch 4mm
SOT23
(SST3) Full production
order this
product
online
-
BC856B
T/R 9335 897 30215 Standard Marking
* Reel Pack, SMD,
Low Profile
SOT23
(SST3) Full production
order this
product
online
-
BC856B
/T3 9335 897 30235 Standard Marking
* Reel Pack, SMD,
Low Profile, Large
SOT23
(SST3) Full production
order this
product
online
-
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Philips Semiconductors - PIP - BC856; BC857; BC858; PNP general purpose transistors
BC857 BC857
/T4 9335 897 40185 Standard Marking
* Multi-Reel Pack,
SMD, Pitch 4mm
SOT23
(SST3) Full production
order this
product
online
-
BC857
T/R 9335 897 40215 Standard Marking
* Reel Pack, SMD,
Low Profile
SOT23
(SST3) Full production
order this
product
online
-
BC857
/T3 9335 897 40235 Standard Marking
* Reel Pack, SMD,
Low Profile, Large
SOT23
(SST3) Full production
order this
product
online
-
BC857A BC857A
T/R 9335 897 50215 Standard Marking
* Reel Pack, SMD,
Low Profile
SOT23
(SST3) Full production
order this
product
online
-
BC857B BC857B
/T4 9335 897 60185 Standard Marking
* Multi-Reel Pack,
SMD, Pitch 4mm
SOT23
(SST3) Full production
order this
product
online
-
BC857B
T/R 9335 897 60215 Standard Marking
* Reel Pack, SMD,
Low Profile
SOT23
(SST3) Full production
order this
product
online
-
BC857B
/T3 9335 897 60235 Standard Marking
* Reel Pack, SMD,
Low Profile, Large
SOT23
(SST3) Full production
order this
product
online
-
BC857C BC857C
/T4 9337 699 00185 Standard Marking
* Multi-Reel Pack,
SMD, Pitch 4mm
SOT23
(SST3) Full production
order this
product
online
-
BC857C
T/R 9337 699 00215 Standard Marking
* Reel Pack, SMD,
Low Profile
SOT23
(SST3) Full production
order this
product
online
-
BC857C
/T3 9337 699 00235 Standard Marking
* Reel Pack, SMD,
Low Profile, Large
SOT23
(SST3) Full production
order this
product
online
-
BC858B BC858B
/T4 9335 897 90185 Standard Marking
* Multi-Reel Pack,
SMD, Pitch 4mm
SOT23
(SST3) Full production
order this
product
online
-
BC858B
T/R 9335 897 90215 Standard Marking
* Reel Pack, SMD,
Low Profile
SOT23
(SST3) Full production -
9335 897 90235 Standard Marking
* Reel Pack, SMD,
Low Profile, Large
SOT23
(SST3) Full production -
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Support & tools
Spice model of BC856A
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