1N4103UR-1

Single Zener Diodes Overview

The Microchip Technology 1N4103UR-1 is a silicon Zener diode designed for surface mount applications. It features a nominal Zener voltage of 9.1 V with a tolerance of ±5%. The device operates within a power dissipation rating of 500 mW and exhibits a maximum dynamic impedance of 200 Ohms. It is housed in the DO-213AA (SOD-80) glass package, suitable for automated assembly. The component supports an operating temperature range from -65°C to +175°C, ensuring reliability in demanding environments.

Single Zener Diodes Feature Summary

• Internal metallurgical bond construction for enhanced mechanical stability
• Surface mount design compatible with standard SMD processes
• Wide thermal operating range for harsh environment resilience

Single Zener Diodes Applications

• Voltage regulation in military-grade electronic circuits
• Overvoltage protection in aerospace systems
• Reference voltage sources in precision instrumentation

Single Zener Diodes Procurement Notes

Verify the specific suffix designation against the manufacturer's current datasheet to confirm exact electrical tolerances and qualification levels. Ensure compatibility with RoHS exemptions if required by the end application. Confirm package dimensions match the PCB footprint requirements before finalizing procurement decisions.

Single Zener Diodes Selection Notes

Select this component when a reliable 9.1 V reference is needed in a compact surface mount form factor. Consider the 500 mW power rating and wide temperature range for high-reliability designs. Evaluate the DO-213AA package size constraints against available board space and thermal management needs.

Single Zener Diodes Part Context

This part belongs to the 1N41xx series of metallurgically bonded glass surface mount Zener diodes. These devices serve as surface mount equivalents to traditional through-hole regulators, offering similar performance in a smaller footprint. The series provides options for various voltage values and tolerance grades.

Single Zener Diodes Replacement Considerations

Direct substitutes include JAN1N4103UR-1 and JANTXV1N4103UR-1, which share the same base specifications but differ in military qualification levels.