1N4154-1/TR

Single Diodes Overview

The Microchip Technology 1N4154-1/TR is a small-signal switching diode housed in a hermetically sealed DO-35 package. It features a working peak reverse voltage of 35 V, an average rectified forward current of 200 mA, and a non-repetitive surge current of 500 mA. The device exhibits a maximum forward voltage of 1.0 V at 30 mA, a reverse current of 100 µA at 150 °C, and a junction capacitance of 4 pF. Its reverse recovery time is specified at 2 ns. Operating temperatures range from -65 °C to +150 °C.

Single Diodes Feature Summary

• Hermetically sealed glass construction with metallurgical bonding for durability
• Very low junction capacitance suitable for high-frequency applications
• Fast switching speeds with minimal reverse recovery times
• Screening available in reference to MIL-PRF-19500

Single Diodes Applications

• High frequency data lines
• RS-232 & RS-422 interface networks
• Ethernet 10 Base T
• Switching core drivers
• Computers

Single Diodes Procurement Notes

Verify the specific suffix requirements against official documentation before procurement. Confirm whether RoHS compliance or specific screening levels are required for the intended application. Ensure the ordering information matches the exact part number configuration needed. Check for any updates regarding manufacturing sites or packaging changes. Consult the manufacturer directly for availability and lead times if necessary.

Single Diodes Selection Notes

Select this component when a fast-switching diode with a 35 V reverse voltage rating is required. The DO-35 through-hole package is suitable for high-density mounting. Consider the low capacitance and fast recovery characteristics for high-speed signal processing. Verify that the operating temperature range meets the environmental conditions of the design.

Single Diodes Part Context

This component belongs to the JEDEC registered 1N4149, 1N4151, 1N4154, and 1N4446–1N4449 series of computer switching diodes. These devices share similar internal metallurgical bonded construction and double-plug DO-35 packaging. They are designed for use in various fast switching applications including peripheral equipment and memory systems.

Single Diodes Replacement Considerations

Consult official datasheets for cross-reference information. Verify electrical parameters such as reverse voltage and recovery time match the original design requirements. Ensure mechanical compatibility with the existing DO-35 footprint.