JANS1N4625D-1/TR

Single Zener Diodes Overview

The Microchip Technology JANS1N4625D-1/TR is a high-reliability Zener diode designed for space applications. It features a nominal breakdown voltage of 5.1 V with a precise ±1% tolerance. The device operates in the SMD/SMT configuration within a DO-213AA-2 (PD) package. It dissipates up to 500 mW of power and maintains functionality across an extended temperature range from -65°C to +175°C. Key electrical characteristics include a maximum reverse leakage current of 5 µA, a Zener impedance of 1500 Ohms, and a test current of 250 µA.

Single Zener Diodes Feature Summary

• Provides precise voltage regulation with ±1% tolerance for critical circuit stability.
• Engineered for extreme environments with operation up to +175°C.
• Utilizes a compact surface-mount package suitable for dense PCB layouts.

Single Zener Diodes Applications

• Spacecraft power distribution systems
• Radiation-hardened voltage reference circuits
• High-reliability military avionics

Single Zener Diodes Procurement Notes

Verify that the specific suffix indicates tape-and-reel packaging rather than bulk or waffle pack formats. Confirm MIL-PRF-19500/435 compliance documentation is included. Ensure the component matches the required radiation hardness levels for the intended mission profile before finalizing orders.

Single Zener Diodes Selection Notes

Select this component when strict voltage accuracy and wide thermal operating ranges are mandatory. Compare against JAN variants if through-hole mounting is preferred. Ensure the system design accommodates the specific Zener impedance and leakage current specifications under varying load conditions.

Single Zener Diodes Part Context

This part belongs to the 1N4625 series of Zener diodes manufactured by Microchip Technology. It represents the JANS grade, which denotes space-qualified components meeting stringent reliability standards. The series offers various package options including axial leaded and surface-mount configurations to suit different assembly requirements.

Single Zener Diodes Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided source data. Verify compatibility with existing JAN1N4625D-1 or JANTX1N4625D-1 designs only if package and qualification differences are acceptable.