Datasheets
1N4731 by:

4.3V, 1W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, DO-41

Part Details for 1N4731 by Texas Instruments

Overview of 1N4731 by Texas Instruments

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.

Applications Consumer Electronics Energy and Power Systems Renewable Energy

Part Details for 1N4731

1N4731 CAD Models

There are no models available for this part yet.

Sign in to request this CAD model.

Register or Sign In

1N4731 Part Data Attributes

1N4731 Texas Instruments
Buy Now Datasheet
Compare Parts:
1N4731 Texas Instruments 4.3V, 1W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, DO-41
Part Life Cycle Code Obsolete
Ihs Manufacturer TEXAS INSTRUMENTS INC
Package Description O-GALF-W2
Reach Compliance Code unknown
ECCN Code EAR99
HTS Code 8541.10.00.50
Case Connection ISOLATED
Configuration SINGLE
Diode Element Material SILICON
Diode Type ZENER DIODE
JEDEC-95 Code DO-41
JESD-30 Code O-GALF-W2
Number of Elements 1
Number of Terminals 2
Package Body Material CERAMIC, GLASS-SEALED
Package Shape ROUND
Package Style LONG FORM
Polarity UNIDIRECTIONAL
Power Dissipation-Max 1 W
Qualification Status Not Qualified
Reference Voltage-Nom 4.3 V
Surface Mount NO
Technology ZENER
Terminal Form WIRE
Terminal Position AXIAL
Voltage Tol-Max 10%
Working Test Current 58 mA

Alternate Parts for 1N4731

This table gives cross-reference parts and alternative options found for 1N4731. 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 1N4731, 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
1N4731ADRL 4.3V, 1W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, DO-41 Motorola Mobility LLC 1N4731 vs 1N4731ADRL
1N4731A-GT/B Zener Diode, 4.3V V(Z), 5%, 1W, PanJit Semiconductor 1N4731 vs 1N4731A-GT/B
1N4731AD 4.3V, 1W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE, DO-41 Motorola Mobility LLC 1N4731 vs 1N4731AD
1N4731 Zener Diode, 4.3V V(Z), 10%, 1W, Silicon, Unidirectional, DO-41, HERMETIC SEALED, GLASS, DO-41G, 2 PIN Micro Commercial Components 1N4731 vs 1N4731
1N4731A-G Zener Diode, 4.3V V(Z), 5%, 1W, Silicon, Unidirectional, DO-41, GREEN, GLASS PACKAGE-2 Sangdest Microelectronics (Nanjing) Co Ltd 1N4731 vs 1N4731A-G
1N4731-B Zener Diode, Micro Commercial Components 1N4731 vs 1N4731-B
1N4731 Zener Diode, 4.3V V(Z), 10%, 1W Fagor Electrónica 1N4731 vs 1N4731
1N4731A Zener Diode, 4.3V V(Z), 5%, 1W, Silicon, Unidirectional, DO-41 Nexperia 1N4731 vs 1N4731A
1N4731AT26R Zener Diode, 4.3V V(Z), 5%, 1W, Silicon, Unidirectional, DO-41 Fairchild Semiconductor Corporation 1N4731 vs 1N4731AT26R
1N4731A-T Zener Diode, 4.3V V(Z), 5%, 1W, Silicon, Unidirectional, DO-41, ROHS COMPLIANT, GLASS PACKAGE-2 Diodes Incorporated 1N4731 vs 1N4731A-T
Part Number Description Manufacturer Compare
1N4731 Zener Diode, 4.3V V(Z), 10%, 1W, Silicon, Unidirectional, DO-41, DO-41, 2 PIN Fairchild Semiconductor Corporation 1N4731 vs 1N4731
1N5338ATR Zener Diode, 5.1V V(Z), 10%, 5W, Silicon, Unidirectional, PLASTIC, T-18, 2 PIN Microsemi Corporation 1N4731 vs 1N5338ATR
1N5336 Zener Diode, 4.3V V(Z), 20%, 5W, Silicon, Unidirectional, DO-27, 2 PIN Semitronics Corp 1N4731 vs 1N5336
1N5336 4.3V, 5W, SILICON, UNIDIRECTIONAL VOLTAGE REGULATOR DIODE Motorola Mobility LLC 1N4731 vs 1N5336
BZX85C4V3RL Zener Diode, 4.3V V(Z), 6.98%, 1.3W, Silicon, Unidirectional, DO-41, HERMETIC SEALED, GLASS, DO-204AL, 2 PIN Tak Cheong Electronics (Holdings) Co Ltd 1N4731 vs BZX85C4V3RL
1N4731AG Zener Diode, 4.3V V(Z), 5%, 1W, Silicon, Unidirectional, DO-204AL, HERMETIC SEALED, GLASS, DO-204AL, 2 PIN Microsemi Corporation 1N4731 vs 1N4731AG
1N4731ARL2 Zener Diode, 4.3V V(Z), 5%, 1W, Silicon, Unidirectional, DO-41, HERMETIC SEALED, GLASS, DO-204AL, 2 PIN Tak Cheong Electronics (Holdings) Co Ltd 1N4731 vs 1N4731ARL2
1N5336AE3TR Zener Diode, 4.3V V(Z), 10%, 5W, Silicon, Unidirectional, ROHS COMPLIANT, PLASTIC, T-18, 2 PIN Microsemi Corporation 1N4731 vs 1N5336AE3TR
1N4731 Zener Diode, 4.3V V(Z), 10%, 1W, Silicon, Unidirectional, DO-41 Motorola Semiconductor Products 1N4731 vs 1N4731
1N5338B_R2_00001 Zener Diode PanJit Semiconductor 1N4731 vs 1N5338B_R2_00001

1N4731 Related Parts

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 1N4731 by Texas Instruments.
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: 1N4731 by Texas Instruments

Select Manufacturer
Which Manufacturer of 1N4731 would you like to use for your alert(s)?
  • Please alert me when 1N4731 inventory levels are or equal to a quantity of from one of my selected distributors.
  • Also alert me for 1N4731 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 1N4731 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 1N4731 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 1N4731.
Looks like you've reached your alert limit!  Please delete some alerts or contact us if you need help.

Compare 1N4731 by Texas Instruments

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