1N4623UR-1

$2.43

Description：DIODE ZENER 4.3V 500MW DO213AA
Series：-
Mfr：Microchip Technology
Package：Bulk

SKU:c4bf5a8694b7 Category: Single Zener Diodes Brand: Microchip Technology

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Product introduction

1N4623UR-1 is listed in the Single Zener Diodes range at ChipApex. The manufacturer field lists Microchip Technology. Its product description is DIODE ZENER 4.3V 500MW DO213AA. Review the specifications below when checking this part for your BOM.

Single Zener Diodes specifications for 1N4623UR-1

Description：DIODE ZENER 4.3V 500MW DO213AA
Series：-
Mfr：Microchip Technology
Package：Bulk
Voltage - Zener (Nom) (Vz)：4.3 V
Tolerance：±5%
Power - Max：500 mW
Impedance (Max) (Zzt)：1600 Ohms
Current - Reverse Leakage @ Vr：2 µA @ 2 V
Operating Temperature：-65°C ~ 175°C (TJ)
Mounting Type：Surface Mount
Package / Case：DO-213AA
Voltage - Forward (Vf) (Max) @ If：1.1 V @ 200 mA
Grade：-
Qualification：-

Single Zener Diodes datasheet and documents for 1N4623UR-1

1N4623UR-1

Single Zener Diodes Overview

The Microchip Technology 1N4623UR-1 is a Zener voltage regulator diode designed for surface-mount applications. It features a nominal Zener voltage of 4.3 V with a tolerance of ±5%. The device is rated for a maximum power dissipation of 500 mW and utilizes the DO-213AA (SMB) package. Key electrical characteristics include a maximum dynamic impedance of 1600 Ohms and a reverse leakage current of 2 µA at 2 V. The component supports an operating junction temperature range from -65°C to 175°C.

Single Zener Diodes Feature Summary

Surface-mount construction in a DO-213AA package
Internal metallurgical bond for enhanced reliability
Qualified for high-reliability military applications

Single Zener Diodes Applications

Military aerospace systems
High-reliability voltage regulation circuits
Precision reference voltage sources

Single Zener Diodes Procurement Notes

Verify that the specific suffix UR-1 corresponds to the required surface-mount configuration and internal metallurgical bonding. Confirm compliance with MIL-PRF-19500/435 standards if the application demands military-grade qualification. Ensure the procurement channel provides traceability documentation consistent with high-reliability requirements.

Single Zener Diodes Selection Notes

Select this component when a surface-mount Zener diode with high thermal stability and low noise is required. The 4.3 V rating suits precision reference applications. Consider the DO-213AA footprint constraints and the need for internal metallurgical bonding to ensure performance under rigorous environmental conditions compared to standard commercial equivalents.

Single Zener Diodes Part Context

This part belongs to the 1N4623 series of Zener diodes manufactured by Microchip Technology. It is functionally equivalent to other industry-standard 4.3 V Zener regulators but offers specific packaging and reliability enhancements suitable for demanding environments.