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ST4460FX
High voltage fast-switching NPN Power transistor
General features

High voltage and high current capability Low spread of dynamic parameters Low base-drive requirements Very high switching speed High ruggedness Fully insulated power package U.L. compliant
1 3 2
Applications
ISOWATT218FX
Switch mode power supplies for CRT TV
Description
The device is manufactured using high voltage Multi Epitaxial Mesa technology adopting Hollow Emitter structure to enhance switching performances.
Internal schematic diagram
Order codes
Part Number ST4460FX Marking 4460FX Package ISOWATT218FX Packing Tube
December 2006
Rev 1
1/11
www.st.com 11
Contents
ST4460FX
Contents
1 2 Electrical ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4
2.1 2.2 Electrical characteristics (curve) . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 Test circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7
3 4
Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10
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ST4460FX
Electrical ratings
1
Electrical ratings
Table 1.
Symbol VCES VCEO VEBO IC ICM IB PTOT Visol Tstg TJ
Absolute maximum rating
Parameter Collector-emitter voltage (VBE = 0) Collector-emitter voltage (IB = 0) Collector-base voltage (IC = 0) Collector current Collector peak current (tP < 5ms) Base current Total dissipation at Tc = 25C Insulation withstand voltage (RMS) from all three leads to external heatsink Storage temperature Max. operating junction temperature Value 1000 500 9 15 30 7 63 2500 -65 to 150 C 150 Unit V V V A A A W V
Table 2.
Symbol
Thermal data
Parameter Value 2 Unit C/W
Rthj-case Thermal resistance junction-case _______________max
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Electrical characteristics
ST4460FX
2
Electrical characteristics
(Tcase = 25C unless otherwise specified) Table 3.
Symbol ICES ICEO
Electrical characteristics
Parameter Collector cut-off current (VBE =0) Collector cut-off current (IB =0) Test Conditions VCE = 1000V VCE = 1000V; VCE = 500V TC= 125C Min. Typ. Max. 100 500 250 Unit A A A
Collector-emitter VCEO(sus) (1) sustaining voltage (IB =0) VEBO Emitter-base voltage (Ic =0)
(1)
IC = 10mA
500
V
IE = 10mA IC = 6A IC = 8A IC = 10A IB = 1.2A IB = 1.6A IB = 2A IB = 1.2A IB = 1.6A VCE = 5V VCE = 5V IB1 = 1.6A RBB = 0.4 L = 200H IB1 = 1.6A RBB = 0.4 L = 200H
9 1 1.5 3 1.5 1.6 28 10 45
V V V V V V
VCE(sat)
Collector-emitter saturation voltage Base-emitter saturation voltage DC current gain Inductive load Storage time Fall time Inductive load Storage time Fall time
VBE(sat) (1) hFE (1)
IC = 6A IC = 8A IC = 1.2A IC = 6A IC = 8A VBE(off) = -5V VCL = 350V IC = 8A VBE(off) = -5V VCL = 350V TC = 100C
ts tf
1.5 55
2.3 100
s ns
ts tf
1.9 80
s ns
1. Pulsed: Pulse duration = 300 ms, duty cycle 1.5 %
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ST4460FX
Electrical characteristics
2.1
Electrical characteristics (curve)
Figure 1. Safe operating area Figure 2. Derating curve
Figure 3.
DC current gain
Figure 4.
DC current gain
Figure 5.
Collector emitter saturation voltage
Figure 6.
Base emitter saturation voltage
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Electrical characteristics Figure 7. Inductive fall time Figure 8.
ST4460FX Inductive storage time
Figure 9.
Reverse biased SOA
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ST4460FX
Electrical characteristics
2.2
Test circuits
Figure 10. Power losses and inductive load switching
Figure 11. Reverse biased safe operating area
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Package mechanical data
ST4460FX
3
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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ST4460FX
Package mechanical data
ISOWATT218FX MECHANICAL DATA
DIM. A C D D1 E F F2 G G1 H L L2 L3 L4 L5 L6 L7 N R Dia
MIN. 5.30 2.80 3.10 1.80 0.80 0.65 1.80 10.30 15.30 9 22.80 26.30 43.20 4.30 24.30 14.60 1.80 3.80 3.40
mm. TYP
MAX. 5.70 3.20 3.50 2.20 1.10 0.95 2.20 11.50 15.70 10.20 23.20 26.70 44.40 4.70 24.70 15 2.20 4.20 3.80
5.45
7627132 B
9/11
Revision history
ST4460FX
4
Revision history
Table 4.
Date 18-Dec-2006
Revision history
Revision 1 Initial release. Changes
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ST4460FX
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