1N4701/TR

Overview

The Microchip Technology 1N4701/TR is a silicon Zener diode designed for voltage regulation applications. It features a nominal Zener voltage of 14 V with a 5% tolerance and operates within a power dissipation rating of 500 mW. The device utilizes an axial DO-35 package suitable for through-hole mounting. Electrical characteristics include a maximum reverse leakage current of 50 nA and a test current of 50 uA. It supports a wide operating temperature range from -65 C to +175 C, ensuring reliability in demanding environments.

Feature Summary

• Provides stable voltage regulation using a single silicon junction configuration
• Engineered for high-temperature operation up to 175 C
• Constructed in a standard axial leaded package for reliable through-hole integration

Applications

• Voltage reference circuits requiring precise potential levels
• Overvoltage protection stages in electronic systems
• General-purpose voltage regulation tasks

Procurement Notes

Verify the specific manufacturer datasheet for the 1N4701/TR to confirm exact electrical tolerances and thermal limits before integration. Ensure the procurement channel provides authentic components matching the Microchip Technology specifications. Cross-reference the package dimensions and pinout against the target PCB layout requirements to guarantee mechanical compatibility during assembly processes.

Selection Notes

Select this component when a 14 V regulation point is required within a 500 mW power budget. The DO-35 axial package dictates through-hole mounting constraints. Consider the specified temperature range and leakage current limits relative to the circuit's sensitivity. Verify that the available supply chain can support the required volume without compromising component authenticity or traceability standards.

Part Context

This part belongs to the established 1N47 series of Zener diodes manufactured by Microchip Technology. The series offers various voltage options within standardized axial packages. The 1N4701 variant specifically targets the 14 V segment, providing a cost-effective solution for basic regulation needs. Its design aligns with industry-standard form factors for easy replacement in legacy designs.

Replacement Considerations

Compatible substitutes include other manufacturers' 1N4701 variants meeting identical 14 V and 500 mW specifications. Ensure any alternative maintains the DO-35 package profile and equivalent thermal performance ratings for direct interchangeability.