1N4731A BK TIN/LEAD

$0.34

Description：DIODE ZENER 4.3V 1W DO41
Series：-
Mfr：Central Semiconductor Corp
Package：Bulk

SKU:72415d65d4b9 Category: Single Zener Diodes Brand: Central Semiconductor Corp

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Product introduction

Product Detailed Parameters

Description：DIODE ZENER 4.3V 1W DO41
Series：-
Mfr：Central Semiconductor Corp
Package：Bulk
Voltage - Zener (Nom) (Vz)：4.3 V
Tolerance：±5%
Power - Max：1 W
Impedance (Max) (Zzt)：9 Ohms
Current - Reverse Leakage @ Vr：10 µA @ 1 V
Operating Temperature：-65°C ~ 200°C (TJ)
Mounting Type：Through Hole
Package / Case：DO-204AL, DO-41, Axial
Voltage - Forward (Vf) (Max) @ If：1.2 V @ 200 mA
Grade：-
Qualification：-

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1N4731A BK TIN/LEAD

Overview

The Central Semiconductor Corp 1N4731A BK TIN/LEAD is a silicon Zener diode in the DO-41 case. It provides voltage regulation with a nominal Zener voltage of 4.3 V at a test current of 58 mA. The device has a maximum power dissipation of 1.0 W and a voltage tolerance of ±5%. Maximum reverse current is 10 µA, and maximum Zener impedance is 9 Ω. Operating temperature ranges from -65 °C to +200 °C.

Feature Summary

Provides stable voltage regulation for industrial and commercial applications
Features a glass encapsulated body with tin/lead plating options
Designed for through-hole mounting in standard DO-41 packages

Applications

Industrial equipment voltage regulation
Commercial circuit protection
Entertainment system power supplies
Computer application voltage references

Procurement Notes

This component is classified as End of Life (EOL) by Central Semiconductor Corp. No direct replacement part number is available. Verify availability status before procurement planning. Contact [email protected] for alternate source assistance if required.

Selection Notes

Select this component for low-voltage regulation requiring high reliability. Ensure compatibility with through-hole assembly processes. Tin/lead plating is specified for specific environmental or soldering requirements. Confirm operating temperature range meets design specifications.

Part Context

Part of the 1N4728A series of 1-watt silicon Zener diodes. Manufactured by Central Semiconductor Corp. Uses DO-41 plastic or glass package. Part of a broader family covering voltages from 3.3V to 100V with 5% tolerance.