STL71
MEDIUM VOLTAGE FAST-SWITCHING
NPN POWER TRANSISTOR
n MEDIUM VOLTAGE CAPABILITYn n
Figure 1: Package
LOW SPREAD OF DYNAMIC PARAMETERS MINIMUM LOT-TO-LOT SPREAD FOR RELIABLE OPERATION
VERY HIGH SWITCHING SPEED
n
APPLICATIONS
n
COMPACT FLUORESCENT LAMPS (CFLS)
TO-92 Figure 2: Internal Schematic DiagramDESCRIPTION
The device is manufactured using high voltageMulti-Epitaxial Planar technology for highswitching speeds and medium voltage capability.It uses a Cellular Emitter structure with planaredge termination to enhance switching speedswhile maintaining the wide RBSOA.
The STL series is designed for use in CompactFluorescent Lamps.Table 1: Order Codes
Part Number
STL71
# See:note on page 2
MarkingL71 Lor (#)L71 H
PackageTO-92
Packaging
Bulk
July 2005
Rev. 2
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STL71
Table 2: Absolute Maximum Ratings
SymbolVCESVCEOVEBOICICMIBIBMPtotTstgTJ
Parameter
Collector-Emitter Voltage (VBE = 0)Collector-Emitter Voltage (IB = 0)Emitter-Base Voltage (IC = 0)Collector Current
Collector Peak Current (tp < 5ms)Base Current
Base Peak Current (tp < 5ms)Total Dissipation at TC = 25 oCStorage Temperature
Max. Operating Junction Temperature
Value70040090.61.50.40.750.95-65 to 150150
UnitVVVAAAAW°C°C
Table 3: Thermal Data
Rthj-amb
Thermal Resistance Junction-Ambient Max
131.6
oC/W
Table 4: Electrical Characteristics (Tcase = 25 oC unless otherwise specified)
SymbolICEVIEBO
Parameter
Collector Cut-off CurrentVCE = 700 V(VBE = -1.5 V)Emitter-Cut-off Current(IC = 0 )
VCEO(sus)*Collector-Emitter
Sustaining Voltage
(IB = 0 )
VCE(sat)*
Collector-Emitter Saturation Voltage
IC = 0.1 A IB = 20 mAIC = 0.2 A IB = 40 mAIC = 0.3 A IB = 60 mA
VBE(sat)*hFE
Base-Emitter Saturation Voltage
DC Current Gain #
IC = 0.2 A IB = 40 mAIC = 0.2 A VCE = 5 VGroup LGroup H
IC = 0.6 A VCE = 10 V
INDUCTIVE LOAD
tf
Fall Time
IC = 0.2 VClamp = 300 VIB1 = -IB2 = 40 mA L = 3mH
0.3
µs
10154
162310
0.150.20.40.8
0.40.511
VVVV
IC = 1 mA
400
V
VEB = 9 V
Test Conditions
Min.
Typ.
Max.2501
UnitµAmA
ing to production availability. Please contact your nearest STMicrolectronics sales office for delivery datails.
(see figure 3)
* Pulsed: Pulsed duration = 300 ms, duty cycle ≤ 1.5 %.
# The product is pre-selected in DC current gain (Group L and Group H). STMicroelectronics reserves the right to ship either groups accord-
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STL71
Figure 3: Inductive Load Switching Test Circuit
1) Fast electronic switch2) Non-inductive Resistor3) Fast recovery rectifierFigure 4: Restistive Load Switching Test Circuit
1) Fast electronic switch2) Non-inductive Resistor3/6
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STL71
TO-92 BULK SHIPMENT MECHANICAL DATAmm.DIM.MIN.AbDEee1LRS1WV4.320.364.453.302.411.1412.702.160.920.415 OTYPMAX.4.950.514.953.942.671.4015.492.411.520.560102782 C4/6
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STL71
Figure 5: Revision History
Release Date01-Apr-200512-Jul-2005
Version
12
Initial release
New hfe range values
Change Designator
5/6
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STL71
Information furnished is believed to be accurate and reliable. However, STMicroelectronics assumes no responsibility for the consequencesof use of such information nor for any infringement of patents or other rights of third parties which may result from its use. No license is grantedby implication or otherwise under any patent or patent rights of STMicroelectronics. Specifications mentioned in this publication are subjectto change without notice. This publication supersedes and replaces all information previously supplied. STMicroelectronics products are notauthorized for use as critical components in life support devices or systems without express written approval of STMicroelectronics.The ST logo is a registered trademark of STMicroelectronicsAll other names are the property of their respective owners© 2005STMicroelectronics-AllRightsReservedSTMicroelectronics group of companiesAustralia - Belgium - Brazil - Canada - China - Czech Republic - Finland - France - Germany - Hong Kong - India - Israel - Italy - Japan - Malaysia - Malta - Morocco - Singapore - Spain - Sweden - Switzerland - United Kingdom - United States of Americawww.st.com6/6
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