1N4148-1/TR

Single Diodes Overview

The Microchip Technology 1N4148-1/TR is a silicon diffused switching diode housed in the DO-204AH (DO-35) axial leaded package. It features a maximum DC reverse voltage of 75 V and an average forward rectified current of 200 mA. The device exhibits a typical reverse recovery time of 4 ns and a low junction capacitance, making it suitable for high-speed signal processing applications.

Single Diodes Feature Summary

• Hermetically sealed glass construction with metallurgically bonded double plug design
• Very low junction capacitance for high-speed signal integrity
• JEDEC registered part number ensuring standardized performance

Single Diodes Applications

• High-speed signal switching circuits
• Computer logic interface protection
• General purpose rectification in consumer electronics

Single Diodes Procurement Notes

Verify that the specific suffix /TR indicates tape and reel packaging configuration as per manufacturer documentation. Confirm the DO-204AH package designation matches the required footprint. Ensure compliance with RoHS directives if applicable to the assembly process. Cross-reference the JEDEC registration status for quality assurance requirements.

Single Diodes Selection Notes

Select this component when hermetic sealing and high reliability are required for through-hole mounting. The 200 mA current rating supports moderate load switching. Verify thermal resistance limits against the application's power dissipation needs. Consider the 4 ns recovery speed for frequency constraints.

Single Diodes Part Context

This part belongs to the widely adopted 1N4148 family of small-signal switching diodes. It maintains electrical equivalence to standard industry variants while offering Microchip's specific manufacturing controls. The DO-35 form factor ensures compatibility with legacy PCB layouts designed for axial lead components.

Single Diodes Replacement Considerations

• 1N4148W
• 1N914