1N5353BE3/TR8

Overview

The Microchip Technology 1N5353BE3/TR8 is a silicon 5-watt Zener diode with a nominal voltage of 16 V and ±5% tolerance. It operates in the -65°C to +150°C range within a T-18 axial lead package. The device features a maximum dynamic impedance of 2.5 Ohms at a test current of 75 mA, with a maximum reverse leakage current of 1.0 µA. It supports tape and reel packaging for automated assembly.

Feature Summary

• Provides stable voltage regulation across a broad operating current and temperature range
• Withstands high surge stresses and exhibits minimal changes in voltage versus current
• Features flexible axial-lead mounting terminals suitable for through-hole applications

Applications

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

Procurement Notes

Verify the component matches the specific JEDEC registered series specifications provided in the datasheet. Confirm that the RoHS compliant e3 suffix aligns with environmental requirements. Ensure the TR suffix indicates tape and reel packaging compatibility with your manufacturing equipment. Validate the manufacturer designation as Microsemi or its successor entity.

Selection Notes

Select this component when a 16 V reference with tight ±5% tolerance is required. Consider the 5-watt power rating and thermal resistance characteristics for heat sinking needs. Evaluate the low dynamic impedance for applications demanding stable performance under varying load currents. Verify the axial lead package dimensions fit the printed circuit board layout constraints.

Part Context

This part belongs to the 1N5333B through 1N5388B series of silicon Zener diodes. These devices are designed for general-purpose voltage regulation in electronic circuits. The series offers a wide selection of voltages from 3.3 to 200 volts with various tolerance options. They are characterized by their robust construction and ability to handle significant power dissipation.

Replacement Considerations

Consult the official datasheet for equivalent parts within the same series. Verify electrical parameters such as voltage tolerance and power rating match the original design requirements. Check package compatibility and pinout configurations before substitution.