1N4758A TR PBFREE

Overview

The 1N4758A TR PBFREE is a silicon unidirectional voltage regulator diode manufactured by Central Semiconductor Corp. It features a nominal Zener voltage of 56 V with a maximum tolerance of ±5%. The device is rated for a power dissipation of 1.0 W at an ambient temperature of 50°C and operates within a junction and storage temperature range of -65°C to +200°C. It utilizes the DO-41 axial glass passivated package.

Feature Summary

• Designed as a highly reliable voltage regulator for industrial, commercial, entertainment, and computer applications.
• Features glass passivated chips that are hermetically sealed with double studs to provide excellent stability and reliability.

Applications

• Industrial circuit stabilization
• Commercial equipment regulation
• Entertainment system protection

Procurement Notes

Verify the specific ordering suffix against manufacturer documentation to confirm plating options. The 'PBFREE' designation indicates lead-free plating, while 'TIN/LEAD' denotes tin-lead plating. Confirm the package type matches the required mechanical outline before procurement.

Selection Notes

Select this component when a 56 V reference or clamp is required in high-power environments. Ensure the application current does not exceed the maximum DC current rating of 5.0 mA. Verify thermal management capabilities to maintain operation within the specified temperature limits.

Part Context

This part belongs to the 1N4728A through 1N4764A series of 1.0 Watt silicon Zener diodes. The series covers a voltage range from 3.3 V to 100 V with a standard 5% tolerance. These devices utilize the DO-41 case style for axial mounting.

Replacement Considerations

No public confirmed substitute part numbers are documented in the provided source material.