Datasheets
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BD243 by:
STMicroelectronics

Power Bipolar Transistor, 6A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-220AB, Plastic/Epoxy, 3 Pin

Part Details for BD243 by STMicroelectronics

Results Overview of BD243 by STMicroelectronics

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BD243 Information

BD243 by STMicroelectronics is a Power Bipolar Transistor.
Power Bipolar Transistors are under the broader part category of Transistors.

A transistor is a small semiconductor device used to amplify, control, or create electrical signals. When selecting a transistor, factors such as voltage, current rating, gain, and power dissipation must be considered, with common types. Read more about Transistors on our Transistors part category page.

US Tariff Estimator: BD243 by STMicroelectronics

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BD243
STMicroelectronics
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Part Details for BD243

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BD243 Part Data Attributes

BD243 STMicroelectronics
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BD243 STMicroelectronics Power Bipolar Transistor, 6A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-220AB, Plastic/Epoxy, 3 Pin
Part Life Cycle Code Obsolete
Part Package Code SFM
Package Description To-220, 3 Pin
Pin Count 3
ECCN Code EAR99
HTS Code 8541.29.00.95
Collector Current-Max (IC) 6 A
Collector-Emitter Voltage-Max 45 V
Configuration Single
DC Current Gain-Min (hFE) 15
JEDEC-95 Code TO-220AB
JESD-30 Code R-PSFM-T3
JESD-609 Code e0
Number of Elements 1
Number of Terminals 3
Operating Temperature-Max 150 °C
Package Body Material Plastic/Epoxy
Package Shape Rectangular
Package Style Flange Mount
Polarity/Channel Type Npn
Power Dissipation Ambient-Max 65 W
Power Dissipation-Max (Abs) 65 W
Qualification Status Not Qualified
Surface Mount No
Terminal Finish Tin/Lead (Sn/Pb)
Terminal Form Through-Hole
Terminal Position Single
Transistor Application Switching
Transistor Element Material Silicon
VCEsat-Max 1.5 V

Alternate Parts for BD243

This table gives cross-reference parts and alternative options found for BD243. The Form Fit Function (FFF) tab will give you the options that are more likely to serve as direct pin-to-pin alternates or drop-in parts. The Functional Equivalents tab will give you options that are likely to match the same function of BD243, but it may not fit your design. Always verify details of parts you are evaluating, as these parts are offered as suggestions for what you are looking for and are not guaranteed.

Part Number Manufacturer Composite Price Description Compare
BD243 JW Miller Check for Price 6A, 45V, NPN, Si, POWER TRANSISTOR, TO-220, TO-220, 3 PIN BD243 vs BD243
BD539 JW Miller Check for Price 5A, 40V, NPN, Si, POWER TRANSISTOR, TO-220, TO-220, 3 PIN BD243 vs BD539
BD540B JW Miller Check for Price 5A, 80V, PNP, Si, POWER TRANSISTOR, TO-220, TO-220, 3 PIN BD243 vs BD540B
BD540A JW Miller Check for Price 5A, 60V, PNP, Si, POWER TRANSISTOR, TO-220, TO-220, 3 PIN BD243 vs BD540A
BD243 Power Innovations International, Inc. Check for Price Power Bipolar Transistor, 6A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-220AB, Plastic/Epoxy, 3 Pin BD243 vs BD243
BD243 Continental Device India Ltd Check for Price Power Bipolar Transistor, 6A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-220AB, Plastic/Epoxy, 3 Pin BD243 vs BD243
Part Number Manufacturer Composite Price Description Compare
BD243-S Bourns Inc Check for Price Power Bipolar Transistor, 6A I(C), 45V V(BR)CEO, 1-Element, NPN, Silicon, TO-220AB, Plastic/Epoxy, 3 Pin BD243 vs BD243-S
BD243 Baneasa SA Check for Price Power Bipolar Transistor, 6A I(C), 1-Element, NPN, Silicon, TO-220AB, Plastic/Epoxy, 3 Pin BD243 vs BD243
BD243B Baneasa SA Check for Price Power Bipolar Transistor, 6A I(C), 1-Element, NPN, Silicon, TO-220AB, Plastic/Epoxy, 3 Pin BD243 vs BD243B
BD243B Continental Device India Ltd Check for Price Power Bipolar Transistor, 6A I(C), 80V V(BR)CEO, 1-Element, NPN, Silicon, TO-220AB, Plastic/Epoxy, 3 Pin BD243 vs BD243B
BD244A Crimson Semiconductor Inc Check for Price Power Bipolar Transistor, 6A I(C), 60V V(BR)CEO, 1-Element, PNP, Silicon, TO-220AB, Plastic/Epoxy, 3 Pin BD243 vs BD244A
BD243A Continental Device India Ltd Check for Price Power Bipolar Transistor, 6A I(C), 60V V(BR)CEO, 1-Element, NPN, Silicon, TO-220AB, Plastic/Epoxy, 3 Pin BD243 vs BD243A
BD243A JW Miller Check for Price 6A, 60V, NPN, Si, POWER TRANSISTOR, TO-220, TO-220, 3 PIN BD243 vs BD243A
BD243BJ69Z Fairchild Semiconductor Corporation Check for Price Power Bipolar Transistor, 6A I(C), 80V V(BR)CEO, 1-Element, NPN, Silicon, TO-220AB, Plastic/Epoxy, 3 Pin BD243 vs BD243BJ69Z
D45C11 Micro Electronics Corporation Check for Price Power Bipolar Transistor, 4A I(C), 80V V(BR)CEO, 1-Element, PNP, Silicon, TO-220AB, Plastic/Epoxy, 3 Pin, TO-220, 3 PIN BD243 vs D45C11
BD243B-S Bourns Inc Check for Price Power Bipolar Transistor, 6A I(C), 1-Element, NPN BD243 vs BD243B-S
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