1N5272BE3/TR

Single Zener Diodes Overview

The Microchip Technology 1N5272BE3/TR is a single Zener diode housed in a DO-35 glass axial-lead package. It provides a nominal Zener voltage of 110 V with a 5% tolerance at a test current of 1.1 mA. The device dissipates up to 500 mW and operates within a temperature range of -65°C to +175°C. Key electrical parameters include a maximum reverse leakage current of 100 nA, a Zener impedance of 750 Ohms, and a positive voltage temperature coefficient of 0.11 %/°C.

Single Zener Diodes Feature Summary

• Hermetically sealed glass axial-lead construction for environmental stability
• Capable of regulating voltage across a broad operating current and temperature range
• Inherently radiation hard per MicroNote 050
• Non-sensitive to electrostatic discharge

Single Zener Diodes Applications

• Voltage regulation circuits requiring stable reference levels
• Overvoltage protection applications
• Clamping circuits in electronic systems

Single Zener Diodes Procurement Notes

Verify the specific suffix configuration against official datasheets to ensure compliance with required tolerances and packaging formats. Confirm RoHS status and lead finish specifications match project requirements. Cross-reference manufacturer part numbers with distributor listings to validate authenticity and traceability before finalizing procurement orders.

Single Zener Diodes Selection Notes

Select this component when a precise 110 V breakdown voltage is required with tight manufacturing tolerances. Ensure the circuit design accommodates the specified 500 mW power dissipation limits and thermal derating curves. Verify that the through-hole mounting style aligns with the printed circuit board layout constraints.

Single Zener Diodes Part Context

This device belongs to the 1N5221 through 1N5281B series of 0.5-watt Zener Voltage Regulators. The series offers a wide selection of voltages from 2.4 to 200 volts in standard DO-35 packages. The 'e3' suffix indicates RoHS compliant devices, while the 'TR' suffix denotes tape and reel packaging options.

Single Zener Diodes Replacement Considerations

Consult the manufacturer's documentation for surface mount equivalents in the MLL5221 to MLL5281B series. Other variants within the same series may be considered if voltage ratings and power dissipation capabilities are compatible with the existing design parameters.

Single Zener Diodes FAQ

What is the voltage temperature coefficient for the 1N5272BE3?

The voltage temperature coefficient is 0.11 %/°C.

How is polarity indicated on the 1N5272BE3 package?

Polarity is indicated by a band on the cathode end of the glass body.