Document
BU931
Automotive-grade high voltage ignition coil driver NPN power Darlington transistor
Datasheet - obsolete product
Features
TAB
roduct(s) 1 P 2 lete TO-3 Obsolete Product(s) - Obso Figure 1: Internal schematic diagram
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.
Order code BU931
Table 1: Device summary
Marking
Package
BU931
TO-3
Packing Tray
October 2017
DocID031170 Rev 1
This is information on a discontinued product.
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Contents
Contents
BU931
1 Electrical ratings ............................................................................. 3
2 Electrical characteristics ................................................................ 4
2.1 Electrical characteristics (curves) ...................................................... 5
3 Test circuits ..................................................................................... 7
4 Package information ....................................................................... 8
4.1 TO-3 package information................................................................. 8
Obsolete Product(s) - Obsolete Product(s) 5 Revision history .............................................................................. 9
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DocID031170 Rev 1
BU931
Electrical ratings
1
Electrical ratings
Symbol
Table 2: Absolute maximum ratings 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
15
A
ICM
Collector peak current
30
A
IB
) IBM t(s PTOT c Tstg du Tj
Base current Base peak current Total dissipation at Tc = 25 °C Storage temperature range Operating junction temperature range
te Pro Symbol Obsolete Product(s) - Obsole RthJC
Table 3: Thermal data Parameter Thermal resistance junction-case
1
A
5
A
175
W
°C -65 to 200
°C
Value 1
Unit °C/W
DocID031170 Rev 1
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Electrical characteristics
BU931
2
Electrical characteristics
(TC = 25 °C unless otherwise specified)
Table 4: Electrical characteristics
Symbol
Parameter
Test conditions
Min. Typ. Max. Unit
ICES
Collector cut-off current
VBE = 0 V, VCE = 500 V
VBE = 0 V, VCE = 500 V, TC = 125 °C (1)
- 100 μA - 0.5 mA
IB = 0 A, VCE = 450 V
- 100 µA
ICEO
Collector cut-off current
t(s) IEBO
Emitter cut-off current
duc VCEO(sus)(2)
Collector-emitter sustaining voltage
Pro VCE(sat)(2)
Collector-emitter saturation voltage
solete VBE(sat)(2)
Base-emitter saturation voltage
- Ob hFE(2) t(s) VF
DC current gain
Diode forward voltage
roduc Functional test
IB = 0 A, VCE = 450 V, TC = 125 °C (1)
IC= 0 A, VEB = 5 V
IB= 0 A, IC = 100 mA
IC = 7 A, IB =.