DATA SH EET
Product specification
Supersedes data of 2002 Nov 18 2004 Aug 10
DISCRETE SEMICONDUCTORS
PSS8050
NPN medium power 25 V transistor
b
ook, halfpage
M3D186
2004 Aug 10 2
Philips Semiconductors Product specification
NPN medium power 25 V transistor PSS8050
FEATURES
High total power dissipation
High current capability.
APPLICATIONS
Medium power switching and muting
Amplification
Portable radio output amplifier (class-B, push-pull).
DESCRIPTION
NPN transistor in a SOT54 (TO-92) plastic package.
PNP complement: PSS8550.
MARKING
QUICK REFERENCE DATA
PINNING
TYPE NUMBER MARKING CODE
PSS8050C S8050C
PSS8050D S8050D
SYMBOL PARAMETER MAX. UNIT
VCEO collector-emitter voltage 25 V
ICcollector current (DC) 1.5 A
PIN DESCRIPTION
1 collector
2 base
3 emitter
handbook, halfpage
1
3
2
MSB033
Fig.1 Simplified outline (SOT54).
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 60134).
Notes
1. Device mounted on a printed-circuit board; single sided copper; tinplated; standard footprint.
2. Device mounted on a printed-circuit board; single sided copper; tinplated; mounting pad for collector 1 cm2.
3. Device mounted on a printed-circuit board; single sided copper; tinplated; standard footprint. Operated under pulsed
conditions: pulse width tp1 s; duty cycle δ≤0.75%.
SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT
VCBO collector-base voltage open emitter 40 V
VCEO collector-emitter voltage open base 25 V
VEBO emitter-base voltage open collector 6V
ICcollector current (DC) 1.5 A
ICM peak collector current 2A
IBbase current (DC) 300 mA
IBM peak base current 1A
Ptot total power dissipation Tamb 25 °C; note 1 850 mW
Tamb 25 °C; note 2 900 mW
Tamb 25 °C; note 3 1W
Tstg storage temperature 65 +150 °C
Tjjunction temperature 150 °C
Tamb operating ambient temperature 65 +150 °C
2004 Aug 10 3
Philips Semiconductors Product specification
NPN medium power 25 V transistor PSS8050
THERMAL CHARACTERISTICS
Notes
1. Device mounted on a printed-circuit board; single sided copper; tinplated; standard footprint.
2. Device mounted on a printed-circuit board; single sided copper; tinplated; mounting pad for collector 1 cm2.
3. Device mounted on a printed-circuit board; single sided copper; tinplated; standard footprint.
Operated under pulsed conditions: pulse width tp1 s; duty cycle δ≤0.75%.
CHARACTERISTICS
Tamb =25°C unless otherwise specified.
SYMBOL PARAMETER CONDITIONS VALUE UNIT
Rth j-a thermal resistance from junction to ambient in free air; note 1 147 K/W
in free air; note 2 139 K/W
in free air; note 3 125 K/W
SYMBOL PARAMETER CONDITIONS MIN. TYP. MAX. UNIT
ICBO collector-base cut-off current VCB =35V; I
E=0 −−100 nA
VCB =35V; I
E= 0; Tamb = 150 °C−−50 µA
ICEO collector-emitter cut-off current VCE =25V; I
B=0 −−100 nA
IEBO emitter-base cut-off current VEB =6V; I
C=0 −−100 nA
hFE DC current gain IC= 5 mA; VCE =1V 45 −−
IC= 800 mA; VCE =1V 40 −−
DC current gain IC= 100 mA; VCE =1V
PSS8050C 120 200
PSS8050D 160 300
VCEsat collector-emitter saturation voltage IC= 800 mA; IB=80mA 165 500 mV
VBEsat base-emitter saturation voltage IC= 800 mA; IB=80mA −−1.2 V
VBEon base-emitter turn-on voltage IC= 10 mA; VCE =1V −−1V
fTtransition frequency IC= 50 mA; VCE =10V;
f = 100 MHz 100 −−MHz
Cccollector capacitance VCB =10V; I
E=i
e= 0; f = 1 MHz −−10 pF
2004 Aug 10 4
Philips Semiconductors Product specification
NPN medium power 25 V transistor PSS8050
handbook, halfpage
0
400
100
200
300
MLD946
1011IC (mA)
hFE
10 102103104
(1)
(2)
(3)
Fig.2 DC current gain as a function of collector
current; typical values.
PSS8050C VCE =1V.
(1) Tamb = 150 °C.
(2) Tamb =25°C.
(3) Tamb =55 °C.
handbook, halfpage
200
1200
400
600
800
1000
MLD947
101110 IC (mA)
VBE
(mV)
103
102104
(1)
(2)
(3)
Fig.3 Base-emitter voltage as a function of
collector current; typical values.
PSS8050C VCE =1V.
(1) Tamb =55 °C.
(2) Tamb =25°C.
(3) Tamb = 150 °C.
handbook, halfpage
10111010
2103104
10
102
103
MLD948
IC (mA)
VCEsat
(mV)
(1)
(3)
(2)
Fig.4 Collector-emitter saturation voltage as a
function of collector current; typical values.
PSS8050C IC/IB= 10.
(1) Tamb = 150 °C.
(2) Tamb =25°C.
(3) Tamb =55 °C.
handbook, halfpage
MLD950
200
1400
600
1000
101110 IC (mA)
VBEsat
(mV)
102103104
(1)
(3)
(2)
Fig.5 Base-emitter saturation voltage as a
function of collector current; typical values.
PSS8050C IC/IB= 10.
(1) Tamb =55 °C.
(2) Tamb =25°C.
(3) Tamb = 150 °C.
2004 Aug 10 5
Philips Semiconductors Product specification
NPN medium power 25 V transistor PSS8050
handbook, halfpage
MLD949
103
102
1
0
10
1011
RCEsat
()
IC (mA)
10 102103104
(1)
(3)
(2)
Fig.6 Equivalent on-resistance as a function of
collector current; typical values.
PSS8050C IC/IB= 10.
(1) Tamb = 150 °C.
(2) Tamb =25°C.
(3) Tamb =55 °C.
handbook, halfpage
0 0.5 1 VCE (V)
IC
(A)
2
2.5
0
2
1.5
1.5
1
0.5
MLD951
(1)
(8)
(2)
(3)
(4)
(7)
(5)
(6)
(10)
(9)
Fig.7 Collector current as a function of
collector-emitter voltage; typical values.
PSS8050C
(1) IB= 55 mA.
(2) IB= 49.5 mA.
(3) IB= 44 mA.
(4) IB= 38.5 mA.
(5) IB= 33 mA.
(6) IB= 27.5 mA.
(7) IB= 22 mA.
(8) IB= 16.5 mA.
(9) IB= 11 mA.
(10) IB= 5.5 mA.
2004 Aug 10 6
Philips Semiconductors Product specification
NPN medium power 25 V transistor PSS8050
handbook, halfpage
0
400
100
200
300
MLD952
1011IC (mA)
hFE
10 102103104
(1)
(2)
(3)
Fig.8 DC current gain as a function of collector
current; typical values.
PSS8050D VCE =1V.
(1) Tamb = 150 °C.
(2) Tamb =25°C.
(3) Tamb =55 °C.
handbook, halfpage
200
1200
400
600
800
1000
MLD953
101110 IC (mA)
VBE
(mV)
103
102104
(1)
(2)
(3)
Fig.9 Base-emitter voltage as a function of
collector current; typical values.
PSS8050D VCE =1V.
(1) Tamb =55 °C.
(2) Tamb =25°C.
(3) Tamb = 150 °C.
handbook, halfpage
MLD954
103
102
10
101110 IC (mA)
VCEsat
(mV)
103
102104
1
(1)
(3)
(2)
Fig.10 Collector-emitter saturation voltage as a
function of collector current; typical values.
PSS8050D IC/IB= 10.
(1) Tamb = 150 °C.
(2) Tamb =25°C.
(3) Tamb =55 °C.
handbook, halfpage
MLD956
200
1400
600
1000
101110 IC (mA)
VBEsat
(mV)
102103104
(1)
(3)
(2)
Fig.11 Base-emitter saturation voltage as a
function of collector current; typical values.
PSS8050D IC/IB= 10.
(1) Tamb =55 °C.
(2) Tamb =25°C.
(3) Tamb = 150 °C.
2004 Aug 10 7
Philips Semiconductors Product specification
NPN medium power 25 V transistor PSS8050
handbook, halfpage
MLD955
103
102
1
0
10
1011
RCEsat
()
IC (mA)
10 102103104
(1)
(3)
(2)
Fig.12 Equivalent on-resistance as a function of
collector current; typical values.
PSS8050D IC/IB= 10.
(1) Tamb = 150 °C.
(2) Tamb =25°C.
(3) Tamb =55 °C.
handbook, halfpage
0 0.5 1 VCE (V)
IC
(A)
2
2.5
0
2
1.5
1.5
1
0.5
MLD957
(7)
(9)
(10)
(1)
(8)
(6)
(5)
(4)
(3)
(2)
Fig.13 Collector current as a function of
collector-emitter voltage; typical values.
PSS8050D
(1) IB= 55 mA.
(2) IB= 49.5 mA.
(3) IB= 44 mA.
(4) IB= 38.5 mA.
(5) IB= 33 mA.
(6) IB= 27.5 mA.
(7) IB= 22 mA.
(8) IB= 16.5 mA.
(9) IB= 11 mA.
(10) IB= 5.5 mA.
2004 Aug 10 8
Philips Semiconductors Product specification
NPN medium power 25 V transistor PSS8050
PACKAGE OUTLINE
UNIT A
REFERENCES
OUTLINE
VERSION EUROPEAN
PROJECTION ISSUE DATE
IEC JEDEC JEITA
mm 5.2
5.0
b
0.48
0.40
c
0.45
0.38
D
4.8
4.4
d
1.7
1.4
E
4.2
3.6
L
14.5
12.7
e
2.54
e1
1.27
L
1(1)
max.
2.5
b1
0.66
0.55
DIMENSIONS (mm are the original dimensions)
Note
1. Terminal dimensions within this zone are uncontrolled to allow for flow of plastic and terminal irregularities.
SOT54 TO-92 SC-43A 97-02-28
04-06-28
A L
0 2.5 5 mm
scale
b
c
D
b
1
L1
d
E
Plastic single-ended leaded (through hole) package; 3 leads SOT54
e1e
1
2
3
2004 Aug 10 9
Philips Semiconductors Product specification
NPN medium power 25 V transistor PSS8050
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
norepresentationorwarrantythatsuchapplications willbe
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
Semiconductorscustomers usingorsellingtheseproducts
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.
© Koninklijke Philips Electronics N.V. 2004 SCA76
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Printed in The Netherlands R75/02/pp10 Date of release: 2004 Aug 10 Document order number: 9397 750 13682