1N5383B-TP

Overview

The MCC 1N5383B-TP is a 5-watt Zener diode with a nominal voltage of 150V and ±5% tolerance. It operates in the -55°C to +200°C junction temperature range, featuring a maximum dynamic impedance of 330 Ohms and a reverse current of 0.5µA at 114V. The component utilizes a DO-15 axial leaded package, supports a maximum regulator current of 31.6mA, and withstands surge currents up to 3A.

Feature Summary

• Provides stable voltage regulation across broad operating current and temperature ranges
• Features low thermal resistance design for high DC current operation with adequate heat sinking
• Epoxy encapsulation meets UL 94 V-0 flammability rating

Applications

• Voltage regulation in power supply circuits
• Overvoltage protection systems
• Reference voltage generation

Procurement Notes

Verify the specific suffix designation against official datasheets to confirm compliance status and halogen-free availability. Ensure the ordering information matches the required packaging format, such as tape and reel or bulk quantities, prior to procurement to align with manufacturing requirements.

Selection Notes

Select this component for applications requiring robust 5-watt power dissipation capabilities. Consider the 330 Ohm dynamic impedance and 0.5µA reverse leakage when designing precision regulation circuits. Verify that the thermal management strategy accommodates the specified junction-to-ambient thermal resistance limits.

Part Context

This device belongs to the JEDEC registered 1N5338B through 1N5388B series of axial-leaded 5.0 watt Zener diodes. The series covers a wide voltage selection from 5.1 to 200 volts, offering various tolerance options identified by specific suffix letters on the part number.

Replacement Considerations

Cross-reference with other manufacturers' 1N5383 equivalents. Verify that substitute parts match the 150V nominal voltage, 5W power rating, and DO-15 package dimensions to ensure mechanical and electrical compatibility.