1N4993US/TR

Single Zener Diodes Overview

The 1N4993US/TR is a surface mount Zener diode manufactured by Microchip Technology. It features a nominal Zener voltage of 300V and operates with a test current of 4mA. The device supports a maximum forward current of 0.3A and is housed in an SQ SMT package. This component is supplied in tape and reel packaging for automated assembly processes.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation at high potential levels
• Designed for surface mount technology integration
• Constructed for reliable operation in regulated circuits

Single Zener Diodes Applications

• High-voltage reference circuits
• Voltage regulation modules
• Protection against overvoltage conditions

Single Zener Diodes Procurement Notes

Verify the specific suffix TR indicates tape and reel packaging configuration. Confirm RoHS compliance status through official documentation before procurement. Ensure the ordering part number matches the required military or commercial grade specifications. Validate that the manufacturer designation aligns with current Microchip Technology product lines.

Single Zener Diodes Selection Notes

Select this component when a 300V Zener voltage is required in a surface mount form factor. Consider the 4mA test current requirement for biasing circuit design. Evaluate the thermal management needs associated with the SQ SMT package type. Ensure the application environment supports the specified operating temperature range.

Single Zener Diodes Part Context

This component belongs to the 1N4993 series of Zener diodes produced by Microchip Technology. The series includes various voltage ratings within the same package family. The US/TR suffix denotes the specific surface mount variant with reel packaging. It serves as a specialized regulator for high-voltage applications requiring compact footprint solutions.

Single Zener Diodes Replacement Considerations

Consult official substitution lists for compatible equivalents. Verify pinout compatibility and electrical parameter alignment. Ensure the replacement part meets the same surface mount package requirements.