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STW3040
High voltage fast-switching NPN power transistor
Features

.
High voltage capability High DC current gain Minimum lot-to-lot spread for reliable operation Wide safe operating areas (forward and reverse biased)
3 2 1
Applications
TO-247 Figure 1. Internal schematic diagram
Switching mode power supplies
Description
The STW3040 is manufactured using diffused collector in planar technology adopting base island layout. The device is designed for use in SMPS and desktop power supply.
Table 1.
Device summary
Marking W3040 Package TO-247 Packaging Tube
Order code STW3040
October 2008
Rev 3
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Absolute maximum ratings
STW3040
1
Absolute maximum ratings
Table 2.
Symbol VCES VCEO VEBO IC ICM IB IBM PTOT Tstg TJ
Absolute maximum ratings
Parameter Collector-emitter voltage (VCE = 0) Collector-emitter voltage (IB = 0) Emitter-base voltage (IC = 0) Collector current Collector peak current Base current Base peak current Total dissipation at Tc = 25C Storage temperature Max. operating junction temperature Value 700 400 9 30 50 10 15 160 -65 to 150 150 Unit V V V A A A A W C C
Table 3.
Symbol Rthj-case
Thermal data
Parameters Thermal resistance junction-case __ max Value 0.78 Unit C/W
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STW3040
Electrical characteristics
2
Electrical characteristics
(Tcase = 25C; unless otherwise specified) Table 4.
Symbol ICES IEBO V(BR)CEO VCE(sat)(1) VBE(sat)(1)
Electrical characteristics
Parameter Collector cut-off current (VBE = 0) Emitter cut-off current (IC = 0) Collector-emitter breakdown (IB = 0) Collector-emitter saturation voltage Base-emitter saturation voltage Test conditions VCE = 700 V VEB = 9 V IC = 10 mA IC = 6 A __ IC = 20 A _ IC = 6 A__ IC = 20 A _ IC = 10 mA IB = 1.2 A IB = 4 A IB = 1.2 A IB = 4 A VCE = 5 V VCE = 5 V VCE = 5 V VCC = 200 V Ib(off) = -8 A 10 18 10 400 0.1 0.4 Min. Typ. Max. 1 1 Unit mA mA V V V V V
0.8 1.2 1.5
hFE(1)
DC current gain
IC = 6 A ___ _ IC = 20 A
30
40
ton ts tf
Resistive load Turn-on time Storage time Fall time
IC = 20 A Ib(on) = 4 A
0.5 2.5 0.3
s s s
1. Pulse duration = 300 ms, duty cycle 1.5 %
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Electrical characteristics
STW3040
2.1
Electrical characteristics (curves)
Figure 2. Safe operating area Figure 3. Derating curve
Figure 4.
Reverse biased safe operating area
Figure 5.
Output characteristics
Figure 6.
DC current gain
Figure 7.
DC current gain
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STW3040 Figure 8. Collector-emitter saturation voltage Figure 9.
Electrical characteristics Base-emitter saturation voltage
Figure 10. Resistive load switching on time
Figure 11. Resistive load switching off time
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Test circuit
STW3040
3
Test circuit
Figure 12. Resistive load switching test circuit
1) Fast electronic switch 2) Non-inductive resistor
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STW3040
Package mechanical data
4
Package mechanical data
In order to meet environmental requirements, ST offers these devices in ECOPACK(R) packages. These packages have a lead-free second level interconnect . The category of second level interconnect is marked on the package and on the inner box label, in compliance with JEDEC Standard JESD97. The maximum ratings related to soldering conditions are also marked on the inner box label. ECOPACK is an ST trademark. ECOPACK specifications are available at: www.st.com
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Package mechanical data
STW3040
Dim. A A1 b b1 b2 c D E e L L1 L2 oP oR S 3.55 4.50 14.20 3.70 Min. 4.85 2.20 1.0 2.0 3.0 0.40 19.85 15.45
mm. Typ Max. 5.15 2.60 1.40 2.40 3.40 0.80 20.15 15.75 5.45 14.80 4.30 18.50 3.65 5.50 5.50
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STW3040
Revision history
5
Revision history
Table 5.
Date 12-Dec-2007 09-Oct-2008 23-Oct-2008
Document revision history
Revision 1 2 3 Initial release Document status promoted from preliminary data to datasheet Test conditions changed for VCE(sat) in Table 4 Changes
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STW3040
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