1N5343E3/TR13

Single Zener Diodes Overview

The Microchip Technology 1N5343E3/TR13 is a silicon 5-watt Zener diode from the JEDEC registered 1N5333-5388B series. It provides voltage regulation at a nominal Zener voltage of 8.2 volts with a standard tolerance of plus or minus 5 percent, indicated by the B suffix. The device features an axial lead DO-201 package and operates within a temperature range of -65°C to +150°C. It includes RoHS compliance via the e3 suffix and tape-and-reel packaging per EIA-296 standards.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation across a broad operating current and temperature range
• Withstands high surge stresses and offers minimal changes in voltage versus current
• Features flexible axial-lead mounting terminals for versatile integration
• Constructed with a void-free transfer molded thermosetting epoxy body

Single Zener Diodes Applications

• Voltage regulation circuits requiring 5-watt power dissipation
• Power supply protection against overvoltage conditions
• Reference voltage generation in industrial equipment

Single Zener Diodes Procurement Notes

Verify the specific part number configuration including the e3 and TR13 suffixes to ensure correct RoHS compliance and tape-and-reel packaging format. Confirm that the manufacturer designation aligns with current corporate structures following industry acquisitions. Ensure the component meets all required environmental and electrical specifications for the intended application before finalizing procurement orders.

Single Zener Diodes Selection Notes

Select this component when a 5-watt axial Zener diode with an 8.2-volt regulation point is required. Consider the thermal resistance characteristics and derating curves for proper heat sinking design. Evaluate the maximum regulator current and dynamic impedance parameters to ensure compatibility with the circuit's load requirements and stability needs.

Single Zener Diodes Part Context

This component belongs to the 1N5333B through 1N5388B series of silicon 5-watt Zener diodes manufactured by Microsemi Scottsdale Division, now part of Microchip Technology. The series covers a wide voltage range from 3.3 to 200 volts with various tolerance options. These devices are designed for applications requiring robust voltage regulation and high power handling capabilities in a standard axial package.

Single Zener Diodes Replacement Considerations

Direct replacements include other 1N5343 variants with compatible voltage and power ratings. Verify mechanical dimensions and terminal plating specifications to ensure physical compatibility. Cross-reference electrical parameters such as dynamic impedance and reverse leakage current to maintain circuit performance integrity.