1N4148W

Single Diodes Overview

The 1N4148W is a silicon epitaxial planar switching diode manufactured by Shenzhen Slkormicro Semicon Co., Ltd. It features an SOD-123 surface-mount package with two pins. Key electrical parameters include a maximum average forward current of 300 mA and a peak reverse voltage of 100 V. The device exhibits a fast switching characteristic with a reverse recovery time of 4 ns. It operates within a junction temperature range of -55°C to +150°C and has a power dissipation rating of 400 mW.

Single Diodes Feature Summary

• Fast switching capability for high-speed signal processing
• Compact SOD-123 surface-mount package design
• Silicon epitaxial planar construction

Single Diodes Applications

• General-purpose signal switching circuits
• High-frequency rectification applications
• Clamping and protection in electronic systems

Single Diodes Procurement Notes

Verify the manufacturer designation as Shenzhen Slkormicro Semicon Co., Ltd. against official component documentation. Confirm that the SOD-123 package dimensions and pin configuration match the specific datasheet requirements. Ensure compliance with RoHS standards if applicable to the project specifications.

Single Diodes Selection Notes

Select this component for applications requiring fast switching speeds and compact surface-mount integration. Evaluate the 100 V reverse voltage rating against circuit peak voltages. Consider the 300 mA average forward current limit when designing load paths. Verify thermal management capabilities within the specified operating temperature range.

Single Diodes Part Context

This component belongs to the standard small-signal switching diode category, widely used in consumer electronics and industrial control systems. It serves as a surface-mount alternative to through-hole variants like the DO-35 packaged 1N4148. The SOD-123 form factor enables automated assembly and reduced board space consumption.

Single Diodes Replacement Considerations

Compatible substitutes include Vishay 1N4148W-G3-08 and Rectron 1N4148W. Verify pinout compatibility and electrical parameter equivalence before substitution.