1N4148W

Single Diodes Overview

The Taiwan Semiconductor Corporation 1N4148W is a silicon epitaxial planar switching diode designed for high-speed applications. It features a peak reverse voltage of 75 V and an average forward current rating of 150 mA. The device exhibits a fast switching speed with a maximum reverse recovery time of 4 ns. It operates within a junction temperature range of -55°C to +150°C and is housed in the SOD-323 surface-mount package.

Single Diodes Feature Summary

• Utilizes silicon epitaxial planar technology for reliable performance
• Optimized for high-speed general-purpose switching applications
• Designed for automated surface-mount assembly processes

Single Diodes Applications

• High-speed signal switching circuits
• General-purpose rectification tasks
• Clamping and protection diodes in electronic systems

Single Diodes Procurement Notes

Verify the specific manufacturer datasheet for the exact electrical parameters, as values may vary between suppliers. Confirm the package type matches the design requirements. Ensure compliance with relevant environmental standards such as RoHS before finalizing procurement decisions.

Single Diodes Selection Notes

Select this component when a compact surface-mount switching diode is required. Consider the 75 V reverse voltage limit and 150 mA forward current capability against circuit demands. Evaluate the thermal resistance and operating temperature range for the intended environment.

Single Diodes Part Context

This part belongs to the widely used 1N4148 family of small-signal switching diodes. It serves as a modern surface-mount alternative to traditional through-hole packages like DO-35. The SOD-323 form factor allows for higher density PCB layouts while maintaining standard switching characteristics.

Single Diodes Replacement Considerations

Compatible substitutes include the 1N4148WS from onsemi and the 1N4148WT from Diotec Semiconductor. Verify that replacement parts match the 75 V rating and SOD-323 package dimensions.