1N4577A-1E3

Single Zener Diodes Overview

The Microchip Technology 1N4577A-1E3 is a temperature-compensated Zener reference diode designed for precision voltage regulation applications. It features a nominal Zener voltage of 6.4 V with a tight tolerance of ±2% and a low voltage temperature coefficient of 0.002%/°C. The device operates in the DO-204AH (DO-35) axial through-hole package, supporting a maximum power dissipation of 500 mW at 50°C. Electrical characteristics include a test current of 2 mA, a maximum reverse leakage current of 2 µA at 3 V, and a Zener impedance of 50 Ohms. It functions reliably across an extended operating temperature range from -65°C to +175°C.

Single Zener Diodes Feature Summary

• Temperature compensated design ensures stable voltage reference performance across wide thermal variations
• Precision manufacturing provides tight voltage tolerance for high-accuracy circuit requirements
• Robust construction supports operation in extreme environmental conditions up to 175°C

Single Zener Diodes Applications

• Precision voltage reference circuits requiring minimal drift
• Temperature compensation networks in analog systems
• High-reliability industrial control instrumentation

Single Zener Diodes Procurement Notes

Verify that the specific suffix '1E3' confirms lead-free compliance and RoHS status as required by your project specifications. Confirm the package type matches your PCB footprint requirements. Ensure the manufacturer source is authorized to guarantee component authenticity and traceability. Check for any specific handling or storage guidelines provided in the official datasheet before integration.

Single Zener Diodes Selection Notes

Select this component when a stable 6.4 V reference is needed with superior temperature stability compared to standard Zener diodes. The low temperature coefficient makes it suitable for environments with significant thermal fluctuations. Consider the through-hole package constraint and verify that the 500 mW power rating meets the thermal dissipation needs of your specific application layout.

Single Zener Diodes Part Context

This part belongs to the 1N4565-1N4584 series of temperature-compensated Zener reference diodes manufactured by Microchip Technology. These devices are engineered to provide highly stable voltage references over a broad temperature range. The series is commonly used in applications where standard Zener diodes exhibit unacceptable voltage drift due to temperature changes, offering a reliable solution for precision analog designs.

Single Zener Diodes Replacement Considerations

Public confirmed substitute part numbers: 1N4577A-1.