1N3011A

Overview

The Microchip Technology 1N3011A is a silicon unidirectional voltage regulator diode designed for stud mount applications. It features a DO-4 (DO-213AA) metal-glass package and provides a nominal Zener voltage of 150 V with a power dissipation rating of 10 W. The device offers a tight tolerance of ±2% and operates within a temperature range of -65°C to +175°C, ensuring stable performance in demanding environments.

Feature Summary

• Hermetically sealed metal-glass construction for environmental protection
• High thermal stability supporting extended operating temperatures up to 175°C
• Precision voltage regulation with tight tolerance specifications

Applications

• Military and aerospace voltage reference circuits
• High-reliability industrial power supply regulation
• Harsh environment electronic system protection

Procurement Notes

Verify the specific suffix designation against official Microchip documentation to confirm exact tolerance and testing requirements. Ensure compatibility with existing stud mount hardware and thermal management solutions. Confirm that the hermetic seal integrity meets project-specific reliability standards before integration into final assemblies.

Selection Notes

Select this component when high-voltage precision regulation is required in space-constrained or high-temperature applications. The stud mount configuration facilitates efficient heat dissipation compared to standard axial packages. Evaluate thermal resistance characteristics to ensure adequate cooling under maximum load conditions.

Part Context

This part belongs to the 1N3011 series of high-power Zener diodes manufactured by Microchip Technology. The series includes variants with different voltage ratings and tolerances, all sharing the robust DO-4 package. These components are commonly used in critical systems where long-term stability and radiation hardness are essential design parameters.

Replacement Considerations

Cross-reference with JANTX1N3011B or JANTX1N3011C from authorized distributors for equivalent military-grade specifications. Verify pinout compatibility and thermal interface requirements before substitution.