Datasheets
BUX42 by:

12A, 250V, NPN, Si, POWER TRANSISTOR, TO-3

Part Details for BUX42 by STMicroelectronics

Overview of BUX42 by STMicroelectronics

Tip: Data for a part may vary between manufacturers. You can filter for manufacturers on the top of the page next to the part image and part number.

Part Details for BUX42

BUX42 CAD Models

There are no models available for this part yet.

Sign in to request this CAD model.

Register or Sign In

BUX42 Part Data Attributes

BUX42 STMicroelectronics
Buy Now Datasheet
Compare Parts:
BUX42 STMicroelectronics 12A, 250V, NPN, Si, POWER TRANSISTOR, TO-3
Rohs Code No
Part Life Cycle Code Obsolete
Ihs Manufacturer STMICROELECTRONICS
Reach Compliance Code not_compliant
ECCN Code EAR99
HTS Code 8541.29.00.95
Case Connection COLLECTOR
Collector Current-Max (IC) 12 A
Collector-Emitter Voltage-Max 250 V
Configuration SINGLE
DC Current Gain-Min (hFE) 8
JEDEC-95 Code TO-3
JESD-30 Code O-MBFM-P2
JESD-609 Code e0
Number of Elements 1
Number of Terminals 2
Operating Temperature-Max 200 °C
Package Body Material METAL
Package Shape ROUND
Package Style FLANGE MOUNT
Polarity/Channel Type NPN
Power Dissipation Ambient-Max 120 W
Power Dissipation-Max (Abs) 120 W
Qualification Status Not Qualified
Surface Mount NO
Terminal Finish TIN LEAD
Terminal Form PIN/PEG
Terminal Position BOTTOM
Transistor Application SWITCHING
Transistor Element Material SILICON
Transition Frequency-Nom (fT) 8 MHz
Turn-off Time-Max (toff) 3200 ns
Turn-on Time-Max (ton) 1000 ns
VCEsat-Max 1.6 V

Alternate Parts for BUX42

This table gives cross-reference parts and alternative options found for BUX42. 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 BUX42, 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 Description Manufacturer Compare
BUX42.MOD 12A, 250V, NPN, Si, POWER TRANSISTOR, TO-204AA, HERMETIC SEALED, METAL, TO-3, 2 PIN TT Electronics Power and Hybrid / Semelab Limited BUX42 vs BUX42.MOD
BUX42R1 Power Bipolar Transistor, 12A I(C), 250V V(BR)CEO, 1-Element, NPN, Silicon, TO-204AA, Metal, 2 Pin, HERMETIC SEALED, METAL, TO-3, 2 PIN TT Electronics Resistors BUX42 vs BUX42R1
BUX42.MODR1 Power Bipolar Transistor, 12A I(C), 250V V(BR)CEO, 1-Element, NPN, Silicon, TO-204AA, Metal, 2 Pin, HERMETIC SEALED, METAL, TO-3, 2 PIN TT Electronics Resistors BUX42 vs BUX42.MODR1
BUX42.MOD Power Bipolar Transistor, 12A I(C), 250V V(BR)CEO, 1-Element, NPN, Silicon, TO-204AA, Metal, 2 Pin, HERMETIC SEALED, METAL, TO-3, 2 PIN TT Electronics Resistors BUX42 vs BUX42.MOD
BUX42 Power Bipolar Transistor, 12A I(C), 250V V(BR)CEO, 1-Element, NPN, Silicon, TO-204AA, Metal, 2 Pin, HERMETIC SEALED, METAL, TO-3, 2 PIN TT Electronics Resistors BUX42 vs BUX42
Part Number Description Manufacturer Compare
BUX42 Power Bipolar Transistor, 12A I(C), 250V V(BR)CEO, 1-Element, NPN, Silicon, TO-204AA, Metal, 2 Pin, HERMETIC SEALED, METAL, TO-3, 2 PIN TT Electronics Resistors BUX42 vs BUX42
BUX42.MODR1 Power Bipolar Transistor, 12A I(C), 250V V(BR)CEO, 1-Element, NPN, Silicon, TO-204AA, Metal, 2 Pin, HERMETIC SEALED, METAL, TO-3, 2 PIN TT Electronics Resistors BUX42 vs BUX42.MODR1
BUX42.MOD 12A, 250V, NPN, Si, POWER TRANSISTOR, TO-204AA, HERMETIC SEALED, METAL, TO-3, 2 PIN TT Electronics Power and Hybrid / Semelab Limited BUX42 vs BUX42.MOD
BUX42R1 Power Bipolar Transistor, 12A I(C), 250V V(BR)CEO, 1-Element, NPN, Silicon, TO-204AA, Metal, 2 Pin, HERMETIC SEALED, METAL, TO-3, 2 PIN TT Electronics Resistors BUX42 vs BUX42R1
BUX42.MOD Power Bipolar Transistor, 12A I(C), 250V V(BR)CEO, 1-Element, NPN, Silicon, TO-204AA, Metal, 2 Pin, HERMETIC SEALED, METAL, TO-3, 2 PIN TT Electronics Resistors BUX42 vs BUX42.MOD

Share by Email

Something went wrong!
Please enter a valid e-mail address
Email sent!
Recipient Email:
Add a recipient
Hello!

We are passing along some cool findings on Findchips sent to you from .

The data is for BUX42 by STMicroelectronics.
They’ve also added a data comparison to this page with by .


Click on the link below to check it out on Findchips.com.

Update Alert Settings for: BUX42 by STMicroelectronics

  • Please alert me when BUX42 inventory levels are or equal to a quantity of from one of my selected distributors.
  • Also alert me for the following BUX42 alternates:
    An alert is already set for the following part(s): . Any existing alert will be overwritten and set as a new alert.
No pricing information is available at this time
  • Please alert me when the single part price for BUX42 to
    $
    for at least parts from one of my selected distributors.
    Your Pricing Alert is set to expire on .
    Set this alert to expire in Update this alert to expire · Expired on
  • Also alert me for the following BUX42 alternates:
    An alert is already set for the following part(s): . Any existing alert will be overwritten and set as a new alert.

Your part alert has been saved!

Alerts are triggered based off of individual distributors that you choose. Select your distributor(s) below.

Your part alert has been saved!

Register
Password Guidelines

Is at least 8 characters in length

Must include at least 3 of the following:

One lower-case character (a-z)

One upper-case character (A-Z)

One numeric character (0-9)

One special character (!#$%^&*)

Alert is successfully saved for BUX42.
Looks like you've reached your alert limit!  Please delete some alerts or contact us if you need help.

Compare BUX42 by STMicroelectronics

Select a part to compare:
Part Number Manufacturer Description
No result found.
Something went wrong!
Or search for a different part: