Datasheet

ManualsBrandsST ManualsDiscrete SemiconductorsDarlington Transistor, NPN, 400V, 10A, TO-220 AEC-Q101

October 2017

DocID1004 Rev 5

1/12

This is information on a product in full production.

www.st.com

BU931T

Automotive-grade high voltage ignition coil driver

NPN power Darlington transistor

Datasheet - production data

Figure 1: Internal schematic diagram

Features

 AEC-Q101 qualified

 Very rugged Bipolar technology

 High operating junction temperature

Applications

 High ruggedness electronic ignitions

Description

This is a high voltage power Darlington transistor

developed using multi-epitaxial planar

technology. It has been properly designed for

automotive environment as electronic ignition

power actuators.

Table 1: Device summary

Order code

Marking

Package

Packing

BU931T

TO-220

Tube

TO-220

TAB

Summary of content (12 pages)

PAGE 1
BU931T Automotive-grade high voltage ignition coil driver NPN power Darlington transistor Datasheet - production data Features    TAB AEC-Q101 qualified Very rugged Bipolar technology High operating junction temperature Applications 1 2  3 High ruggedness electronic ignitions Description TO-220 This is a high voltage power Darlington transistor developed using multi-epitaxial planar technology. It has been properly designed for automotive environment as electronic ignition power actuators.
PAGE 2
Contents BU931T Contents 1 Electrical ratings ............................................................................. 3 2 Electrical characteristics ................................................................ 4 2.1 Electrical characteristics (curves) ...................................................... 5 3 Test circuits ..................................................................................... 7 4 Package information .........................................................
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BU931T 1 Electrical ratings Electrical ratings Table 2: Absolute maximum ratings Symbol Parameter Value Unit VCES Collector-emitter voltage (VBE = 0) 500 V VCEO Collector-emitter voltage (IB = 0) 400 V VEBO Emitter-base voltage (IC = 0) 5 V IC Collector current 10 A ICM Collector peak current 20 A IB Base current 1 A IBM Base peak current 5 A 125 W PTOT Total dissipation at Tc = 25 °C Tstg Storage temperature range Tj Operating junction temperature range -65 to 175
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Electrical characteristics 2 BU931T Electrical characteristics (TC = 25 °C unless otherwise specified) Table 4: Electrical characteristics Symbol Parameter Test conditions Typ. Max. Unit VBE = 0 V, VCE = 500 V - 100 μA VBE = 0 V, VCE = 500 V, TC = 125 °C (1) - 0.5 mA IB = 0 A, VCE = 450 V - 100 µA IB = 0 A, VCE = 450 V, TC = 125 °C (1) - 0.
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BU931T 2.
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Electrical characteristics BU931T Figure 8: Base-emitter saturation voltage @ hFE = 50 6/12 Figure 9: Base-emitter saturation voltage @ hFE = 100 DocID1004 Rev 5
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BU931T 3 Test circuits Test circuits Figure 10: Functional test circuit Figure 11: Functional test waveforms Figure 12: Switching time test circuit Figure 13: Sustaining voltage test circuit DocID1004 Rev 5 7/12
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Package information 4 BU931T Package information In order to meet environmental requirements, ST offers these devices in different grades of ECOPACK® packages, depending on their level of environmental compliance. ECOPACK ® specifications, grade definitions and product status are available at: www.st.com. ECOPACK® is an ST trademark.
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BU931T 4.
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Package information BU931T Table 6: TO-220 type A package mechanical data mm Dim. Min. Max. A 4.40 4.60 b 0.61 0.88 b1 1.14 1.55 c 0.48 0.70 D 15.25 15.75 D1 10/12 Typ. 1.27 E 10.00 10.40 e 2.40 2.70 e1 4.95 5.15 F 1.23 1.32 H1 6.20 6.60 J1 2.40 2.72 L 13.00 14.00 L1 3.50 3.93 L20 16.40 L30 28.90 øP 3.75 3.85 Q 2.65 2.
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BU931T 5 Revision history Revision history Table 7: Document revision history Date Revision 18-Nov-2008 3 Package changed from TO-218 to TO-247 for BU931P. Inserted type in TO-220 (BU931T). 02-Dec-2009 4 Modified IC test condition value of VCEO(sus) parameter Table 4 on page 4, updated TO-220 package mechanical data. 5 The part numbers BU931 and BU931P have been moved to two separate datasheets.
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BU931T IMPORTANT NOTICE – PLEASE READ CAREFULLY STMicroelectronics NV and its subsidiaries (“ST”) reserve the right to make changes, corrections, enhancements, modifications, and improvements to ST products and/or to this document at any time without notice. Purchasers should obtain the latest relevant information on ST products before placing orders. ST products are sold pursuant to ST’s terms and conditions of sale in place at the time of order acknowledgement.