1N5242BTR

Single Zener Diodes Overview

The Fairchild Semiconductor 1N5242BTR is a single general-purpose Zener diode with a nominal voltage of 12 V and a maximum power dissipation of 500 mW. It features a ±5% tolerance, a test current of 21 mA, and a maximum Zener impedance of 30 Ω. The device operates within a temperature range of -65°C to +200°C and utilizes an axial DO-35 package.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation through the Zener breakdown effect
• Designed for through-hole mounting in standard axial configurations
• Capable of operating at elevated temperatures up to 200°C

Single Zener Diodes Applications

• Voltage reference circuits
• Overvoltage protection
• Clipping and clamping applications

Single Zener Diodes Procurement Notes

Verify the manufacturer designation as Fairchild Semiconductor or its successor entity onsemi during procurement. Confirm that the specific suffix 'TR' corresponds to reel packaging if required by assembly processes. Ensure the component meets RoHS compliance standards relevant to the target application region before finalizing orders.

Single Zener Diodes Selection Notes

Select this component when a 12 V reference is needed with moderate precision. The 500 mW rating supports moderate current loads. Verify that the axial leaded form factor fits the PCB layout constraints. Consider the 30 Ω impedance for dynamic load requirements.

Single Zener Diodes Part Context

This part belongs to the 1N52xx series of Zener diodes, widely used for basic voltage regulation. The 1N5242BTR specifically targets the 12 V segment of this family. It serves as a discrete semiconductor solution for stabilizing voltages in analog and digital circuits.

Single Zener Diodes Replacement Considerations

Equivalent parts include the Microchip Technology 1N5242B and onsemi 1N5242B. These alternatives share identical electrical specifications and mechanical dimensions, allowing for direct pin-to-pin substitution in existing designs.