1N5339A/TR12

Single Zener Diodes Overview

The Microsemi Corporation 1N5339A/TR12 is a silicon Zener diode with a nominal voltage of 5.6V and a tolerance of ±10%. It operates in the JEDEC registered 1N5333-5388B series, providing 5.0 watts of power dissipation at 25°C. The device features an axial lead T-18 package with void-free transfer molded epoxy body. Electrical characteristics include a maximum dynamic impedance of 1.0 Ohm and a maximum reverse current of 1.0 µA. It withstands high surge stresses and offers minimal voltage change versus current.

Single Zener Diodes Feature Summary

• Provides voltage regulation across a broad operating current and temperature range
• Features flexible axial-lead mounting terminals for versatile integration
• Withstands high surge stresses and exhibits minimal changes of voltage versus current
• Moisture classification is Level 1 per IPC/JEDEC J-STD-020B with no dry pack required

Single Zener Diodes Applications

• Voltage regulation circuits requiring 5.6V reference
• Power supply protection against overvoltage conditions
• General purpose clipping and clamping applications

Single Zener Diodes Procurement Notes

Verify the specific suffix configuration to ensure correct tolerance and packaging. Confirm RoHS compliance status as standard versions may not meet current environmental directives. Check for military screening prefixes if higher reliability standards are required. Validate thermal management requirements based on the intended mounting method and ambient temperature conditions.

Single Zener Diodes Selection Notes

Select this component when a 5.6V Zener voltage with ±10% tolerance is required. Ensure the application can accommodate the 5-watt power rating with adequate heat sinking. Consider the T-18 axial package dimensions for PCB layout constraints. Evaluate thermal resistance specifications if operating near maximum temperature limits.

Single Zener Diodes Part Context

This part belongs to the Microsemi 1N5333-5388B series of silicon 5-watt Zener diodes. The series covers voltages from 3.3V to 200V with various tolerance options. The 'A' suffix indicates ±10% tolerance, while 'TR' denotes tape and reel packaging. These devices are designed for robust performance in demanding electronic environments.

Single Zener Diodes Replacement Considerations

Equivalent parts within the 1N5333-5388B series share similar electrical profiles. Verify that substitute components match the 5.6V Zener voltage, 5W power rating, and T-18 package style. Ensure any replacement maintains the same tolerance level and thermal characteristics for direct interchangeability.