1N5233BUR-1

Single Zener Diodes Overview

The Microchip Technology 1N5233BUR-1 is a surface mount Zener voltage regulator with a nominal breakdown voltage of 6.0 V at a test current of 20 mA. It operates within a junction temperature range of -65 °C to +175 °C and dissipates up to 0.5 W. The device features a maximum dynamic impedance of 7.0 Ohms, a reverse leakage current of 5.0 µA, and a positive temperature coefficient of +0.038 %/°C.

Single Zener Diodes Feature Summary

• Hermetically sealed glass DO-213AA package with internal metallurgical bond
• Surface mount equivalent to JEDEC registered axial-leaded series
• Inherently radiation hard per Microsemi documentation
• Non-sensitive to electrostatic discharge

Single Zener Diodes Applications

• Voltage regulation over broad operating current and temperature ranges
• Reference voltage generation in electronic circuits
• Protection against voltage transients

Single Zener Diodes Procurement Notes

Verify the specific suffix letter on the part number to confirm the exact voltage tolerance required for the application. Confirm RoHS compliance status if environmental regulations apply, as commercial versions are available in compliant configurations while others may not be. Ensure the ordering quantity matches the tape and reel specifications if applicable.

Single Zener Diodes Selection Notes

Select this component when a hermetically sealed surface mount Zener diode is required for high-reliability applications. Consider the positive temperature coefficient for thermal stability requirements. Verify that the 0.5 W power dissipation rating meets the thermal design constraints of the target PCB footprint.

Single Zener Diodes Part Context

This device belongs to the 1N5221BUR-1 through 1N5281BUR-1 series, which provides surface mount equivalents to popular JEDEC registered axial-leaded Zener diodes. The series covers a wide voltage range from 2.4 V to 200 V in a metallurgically bonded configuration suitable for demanding environments.

Single Zener Diodes Replacement Considerations

Direct replacements include other 1N5233 variants such as the 1N5233B or 1N5233BUR-1E3, provided they match the 6.0 V specification and package type. Verify electrical parameters like impedance and leakage current before substitution.