1N5239B BK TIN/LEAD

Single Zener Diodes Overview

The Central Semiconductor Corp 1N5239B BK TIN/LEAD is a through-hole silicon Zener diode housed in the DO-35-2 axial lead package. It provides a nominal Zener voltage of 9.1 V with a tolerance of ±5%. The device dissipates up to 500 mW and operates within a temperature range of -65°C to +200°C. Key electrical characteristics include a maximum reverse leakage current of 3 µA, a Zener impedance of 10 Ohms, and a test current of 20 mA.

Single Zener Diodes Feature Summary

• Hermetically sealed glass construction for environmental protection
• High thermal stability supporting operation up to +200°C
• Axial lead configuration for reliable through-hole mounting

Single Zener Diodes Applications

• Voltage regulation circuits
• Reference voltage sources
• Overvoltage protection systems

Single Zener Diodes Procurement Notes

Verify that the specific ordering suffix 'BK TIN/LEAD' matches the required terminal finish and packaging format. Confirm compliance with RoHS directives if lead-free materials are mandatory for the assembly process. Ensure the manufacturer designation aligns with Central Semiconductor Corp specifications.

Single Zener Diodes Selection Notes

Select this component when high-temperature reliability is critical due to its extended operating range. The DO-35 package suits applications requiring robust mechanical anchoring. Verify that the 500 mW power rating meets the circuit's thermal dissipation requirements under steady-state conditions.

Single Zener Diodes Part Context

This part belongs to the standard 1N52xx series of Zener diodes manufactured by Central Semiconductor. It serves as a discrete voltage regulator element within the broader family of unidirectional silicon junction devices designed for industrial and commercial electronic applications.

Single Zener Diodes Replacement Considerations

Cross-reference with other manufacturers offering the 1N5239B specification in the DO-35 package. Verify equivalent electrical parameters such as Zener voltage, impedance, and power dissipation before substitution.