BU941 STMicroelectronics, BU941 Datasheet

TRANSISTOR NPN 400V 15A TO-3

BU941

Manufacturer Part Number
BU941
Description
TRANSISTOR NPN 400V 15A TO-3
Manufacturer
STMicroelectronics
Datasheet

Specifications of BU941

Transistor Type
NPN - Darlington
Current - Collector (ic) (max)
15A
Voltage - Collector Emitter Breakdown (max)
400V
Vce Saturation (max) @ Ib, Ic
2V @ 300mA, 12A
Current - Collector Cutoff (max)
100µA
Dc Current Gain (hfe) (min) @ Ic, Vce
300 @ 5A, 10V
Power - Max
180W
Mounting Type
Chassis Mount
Package / Case
TO-204, TO-3
Polarity
NPN
Number Of Elements
1
Collector-emitter Voltage
400V
Emitter-base Voltage
5V
Collector Current (dc) (max)
15A
Dc Current Gain
300@5A@10V
Operating Temp Range
-65C to 200C
Operating Temperature Classification
Military
Mounting
Through Hole
Pin Count
2 +Tab
Package Type
TO-3
Configuration
Single
Transistor Polarity
NPN
Mounting Style
Through Hole
Collector- Emitter Voltage Vceo Max
400 V
Emitter- Base Voltage Vebo
5 V
Maximum Dc Collector Current
15 A
Power Dissipation
180 W
Maximum Operating Temperature
+ 200 C
Continuous Collector Current
15 A
Dc Collector/base Gain Hfe Min
300
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
Frequency - Transition
-
Lead Free Status / Rohs Status
Compliant
Other names
497-3129-5

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Features
Applications
Description
The devices are bipolar Darlington transistors
manufactured using Multi-Epitaxial Planar
technology. They have been properly designed to
be used in automotive environment as electronic
ignition power actuators.
Table 1.
November 2008
Very rugged Bipolar technology
High operating junction temperature
Integrated antiparallel collector-emitter diode
High ruggedness electronic ignitions
Order codes
BU941P
BU941
Device summary
Marking
BU941P
BU941
Rev 3
NPN power Darlington transistors
Figure 1.
High voltage ignition coil driver
Package
1
TO-247
TO-3
for TO-3
TO-3
2
Internal schematic diagrams
for TO-247
Packaging
BU941P
TO-247
Tube
Tray
BU941
www.st.com
1
2
3
1/12
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Related parts for BU941

BU941 Summary of contents

Page 1

... Order codes BU941 BU941P November 2008 High voltage ignition coil driver NPN power Darlington transistors 1 2 TO-3 Figure 1. for TO-3 Marking Package BU941 TO-3 BU941P TO-247 Rev 3 BU941 BU941P 1 TO-247 Internal schematic diagrams for TO-247 Packaging Tray Tube www.st.com 3 2 1/12 12 ...

Page 2

... Content Content 1 Electrical ratings . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3 2 Electrical characteristics . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4 2.1 Electrical characteristics (curves Test circuits . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 4 Package mechanical data . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 5 Revision history . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 11 2/12 BU941, BU941P ...

Page 3

... BU941, BU941P 1 Electrical ratings Table 2. Absolute maximum ratings Symbol V Collector-emitter voltage (V CES V Collector-emitter voltage (I CEO V Emitter-base voltage (I EBO I Collector current C I Collector peak current CM I Base current B I Base peak current BM P Total dissipation at T TOT T Storage temperature stg T Max. operating junction temperature J Table 3 ...

Page 4

... 400 V clamp = 0) B Figure 12 see 400 V clamp Figure 9 see BU941, BU941P Min. Typ. Max. 100 T = 125 °C 0.5 C 100 T = 125 °C 0 400 I = 100 mA 1 250 mA 1 300 100 mA 2 250 mA 2 300 mA 2 300 CE 2 300 V clamp Ω 0.5 Figure 11 see Unit µ ...

Page 5

... BU941, BU941P 2.1 Electrical characteristics (curves) Figure 2. Safe operating area Figure 4. DC current gain Figure 6. Collector-emitter saturation voltage Figure 7. Electrical characteristics Figure 3. DC current gain Figure 5. Collector-emitter saturation voltage Base-emitter saturation voltage 5/12 ...

Page 6

... Electrical characteristics Figure 8. Switching time inductive load 6/12 BU941, BU941P ...

Page 7

... BU941, BU941P 3 Test circuits Figure 9. Functional test circuit Figure 11. Switching time test circuit Figure 10. Functional test wafeforms Figure 12. Sustaining voltage test circuit Test circuits 7/12 ...

Page 8

... 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 trademark. ECOPACK specifications are available at: www.st.com 8/12 BU941, BU941P ...

Page 9

... BU941, BU941P DIM TO-3 mechanical data mm. min. typ 11.00 0.9 7 1.50 8.32 19.00 10.70 16.50 25.00 4.00 38.50 30.00 Package mechanical data max. 13.10 1 .15 1.65 8.92 20.00 11.10 17.20 26.00 4.09 39.30 30.30 0015923C 9/12 ...

Page 10

... Package mechanical data Dim øP øR S 10/12 TO-247 Mechanical data mm. Min. Typ 4.85 2.20 1.0 2.0 3.0 0.40 19.85 15.45 5.45 14.20 3.70 18.50 3.55 4.50 5.50 BU941, BU941P Max. 5.15 2.60 1.40 2.40 3.40 0.80 20.15 15.75 14.80 4.30 3.65 5.50 ...

Page 11

... BU941, BU941P 5 Revision history Table 5. Document revision history Date 21-Jun-2004 18-Nov-2008 Revision 2 3 Package changed from TO-218 to TO-247 for BU941P. Revision history Changes 11/12 ...

Page 12

... Australia - 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 America 12/12 Please Read Carefully: © 2008 STMicroelectronics - All rights reserved STMicroelectronics group of companies www.st.com BU941, BU941P ...

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