DATA SH EET
Product specification
Supersedes data of 1997 May 07 1999 Apr 14
DISCRETE SEMICONDUCTORS
PXT4401
NPN switching transistor
b
ook, halfpage
M3D109
1999 Apr 14 2
Philips Semiconductors Product specification
NPN switching transistor PXT4401
FEATURES
High current (max. 600 mA)
Low voltage (max. 40 V).
APPLICATIONS
Switching and linear amplification in industrial and
consumer applications.
DESCRIPTION
NPN switching transistor in a SOT89 plastic package.
PNP complement: PXT4403.
MARKING
TYPE NUMBER MARKING CODE
PXT4401 p2X
PINNING
PIN DESCRIPTION
1 emitter
2 collector
3 base
Fig.1 Simplified outline (SOT89) and symbol.
handbook, halfpage
123
Bottom view
MAM296
3
2
1
LIMITING VALUES
In accordance with the Absolute Maximum Rating System (IEC 134).
Note
1. Device mounted on a printed-circuit board, single-sided copper, tinplated, mounting pad for collector 6 cm2.
For other mounting conditions, see
“Thermal considerations for SOT89 in the General Part of associated Handbook”.
SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT
VCBO collector-base voltage open emitter 60 V
VCEO collector-emitter voltage open base 40 V
VEBO emitter-base voltage open collector 6V
I
Ccollector current (DC) 600 mA
ICM peak collector current 800 mA
IBM peak base current 200 mA
Ptot total power dissipation Tamb 25 °C; note 1 1.25 W
Tstg storage temperature 65 +150 °C
Tjjunction temperature 150 °C
Tamb operating ambient temperature 65 +150 °C
1999 Apr 14 3
Philips Semiconductors Product specification
NPN switching transistor PXT4401
THERMAL CHARACTERISTICS
Note
1. Device mounted on a printed-circuit board, single-sided copper, tinplated, mounting pad for collector 6 cm2.
For other mounting conditions, see
“Thermal considerations for SOT89 in the General Part of associated Handbook”.
CHARACTERISTICS
Tamb =25°C unless otherwise specified.
Note
1. Pulse test: tp300 µs; δ≤0.02.
SYMBOL PARAMETER CONDITIONS VALUE UNIT
Rth j-a thermal resistance from junction to ambient note 1 100 K/W
Rth j-s thermal resistance from junction to soldering point 20 K/W
SYMBOL PARAMETER CONDITIONS MIN. MAX. UNIT
ICBO collector cut-off current IE= 0; VCB =60V 50 nA
IEBO emitter cut-off current IC= 0; VEB =6V 50 nA
hFE DC current gain VCE = 1 V; (see Fig.2) 20
IC= 0.1 mA 20
IC= 1 mA 40
IC=10mA 80
I
C= 150 mA; note 1 100 300
IC= 500 mA; VCE = 2 V; note 1 40
VCEsat collector-emitter saturation
voltage IC= 150 mA; IB= 15 mA; note 1 400 mV
IC= 500 mA; IB= 50 mA; note 1 750 mV
VBEsat base-emitter saturation voltage IC= 150 mA; IB= 15 mA; note 1 950 mV
IC= 500 mA; IB= 50 mA; note 1 1.2 V
Cccollector capacitance IE=ie= 0; VCB =5V; f=1MHz 8pF
C
eemitter capacitance IC=ic= 0; VEB = 500 mV; f = 1 MHz 30 pF
fTtransition frequency IC= 20 mA; VCE = 10 V; f =100 MHz 250 MHz
Switching times (between 10% and 90% levels); (see Fig.3)
ton turn-on time ICon = 150 mA; IBon = 15 mA;
IBoff =15 mA 35 ns
tddelay time 15 ns
trrise time 20 ns
toff turn-off time 250 ns
tsstorage time 200 ns
tffall time 60 ns
1999 Apr 14 4
Philips Semiconductors Product specification
NPN switching transistor PXT4401
Fig.2 DC current gain; typical values.
handbook, full pagewidth
0
300
100
200
MGD811
10111010
2103
hFE
IC mA
VCE = 1 V
Fig.3 Test circuit for switching times.
h
andbook, full pagewidth
RC
R2
R1
DUT
MLB826
Vo
RB(probe)
450
(probe)
450
oscilloscope oscilloscope
VBB
Vi
VCC
Vi= 9.5 V; T = 500 µs; tp=10 µs; tr=t
f3 ns.
R1 = 68 ; R2 = 325 ; RB= 325 ; RC= 160 .
VBB =3.5 V; VCC = 29.5 V.
Oscilloscope: input impedance Zi=50.
1999 Apr 14 5
Philips Semiconductors Product specification
NPN switching transistor PXT4401
PACKAGE OUTLINE
REFERENCES
OUTLINE
VERSION EUROPEAN
PROJECTION ISSUE DATE
IEC JEDEC EIAJ
DIMENSIONS (mm are the original dimensions)
SOT89 97-02-28
wM
e1
e
EHE
B
0 2 4 mm
scale
b3
b2
b1
c
D
L
A
Plastic surface mounted package; collector pad for good heat transfer; 3 leads SOT89
123
UNIT A
mm 1.6
1.4 0.48
0.35
c
0.44
0.37
D
4.6
4.4
E
2.6
2.4
HE
4.25
3.75
e
3.0
w
0.13
e1
1.5
L
min.
0.8
b2
b1
0.53
0.40
b3
1.8
1.4
1999 Apr 14 6
Philips Semiconductors Product specification
NPN switching transistor PXT4401
DEFINITIONS
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 customers using or selling these products for
use in such applications do so at their own risk and agree to fully indemnify Philips for any damages resulting from such
improper use or sale.
Data sheet status
Objective specification This data sheet contains target or goal specifications for product development.
Preliminary specification This data sheet contains preliminary data; supplementary data may be published later.
Product specification This data sheet contains final product specifications.
Limiting values
Limiting values given are in accordance with the Absolute Maximum Rating System (IEC 134). 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 at these or at any other conditions above those given in the Characteristics sections of the specification
is not implied. Exposure to limiting values for extended periods may affect device reliability.
Application information
Where application information is given, it is advisory and does not form part of the specification.
1999 Apr 14 7
Philips Semiconductors Product specification
NPN switching transistor PXT4401
NOTES
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Printed in The Netherlands 115002/00/03/pp8 Date of release: 1999 Apr 14 Document order number: 9397 750 05626