1N4148-T

Single Diodes Overview

The 1N4148-T is a fast switching silicon epitaxial planar diode manufactured by Diodes Incorporated, packaged in the DO-35 axial lead case. It features a maximum repetitive peak reverse voltage of 75 V and an average rectified output current of 150 mA. The device exhibits a maximum forward voltage of 0.62 V at 10 mA and a total capacitance of 4.0 pF at 0 V. Its reverse recovery time is specified as 4.0 ns under standard test conditions. The component operates within a junction temperature range of -65°C to +175°C and includes a lead-free finish compliant with RoHS directives.

Single Diodes Feature Summary

• Fast switching speed suitable for high-frequency applications
• Silicon epitaxial planar construction for reliability
• Lead-free finish compliant with environmental directives

Single Diodes Applications

• Extreme fast switches
• General purpose rectification

Single Diodes Procurement Notes

Verify that the ordering suffix '-T' corresponds specifically to the tape and reel packaging configuration rather than the ammo pack variant. Confirm the manufacturer designation matches Diodes Incorporated, as the requested brand differs from the datasheet source. Ensure compliance requirements such as RoHS status are validated against the specific production batch documentation provided by the supplier.

Single Diodes Selection Notes

This component is explicitly marked as not recommended for new designs; alternative surface mount models like the 1N4148W are suggested by the manufacturer. Evaluate thermal resistance and power dissipation limits relative to ambient operating temperatures. Consider the axial lead package constraints compared to modern surface mount alternatives when designing PCB layouts.

Single Diodes Part Context

The 1N4148 series represents a widely utilized standard for small-signal switching applications. The 'T' suffix indicates a specific bulk packaging format intended for automated assembly processes. This part belongs to a legacy product line where newer variants offer improved form factors while maintaining similar electrical characteristics for backward compatibility in existing circuits.

Single Diodes Replacement Considerations

The datasheet recommends using the 1N4148W or 1N4448W for new designs. Verify if the 1N4148-A serves as a direct functional substitute with identical electrical ratings but different packaging.