1N4148UBCD/TR

Diode Arrays Overview

The Microchip Technology 1N4148UBCD/TR is a high-reliability switching diode featuring ceramic surface mount construction. It operates within a junction temperature range of -65°C to +200°C and withstands a maximum breakdown voltage of 100 V with a working peak reverse voltage of 75 V. The device supports an average rectified current of 200 mA at 75°C and handles non-repetitive surge currents up to 2 A. Electrical characteristics include a forward voltage of 1.2 V at 100 mA, a reverse recovery time of 5 ns, and a capacitance of 4 pF.

Diode Arrays Feature Summary

• Features ceramic bodied construction designed for military grade reliability per MIL-PRF-19500/116 standards.
• Provides very fast switching speeds with minimal reverse recovery times suitable for high-frequency applications.
• Offers low capacitance characteristics to minimize signal distortion in data lines.
• Utilizes gold-plated terminals over nickel underplate for robust surface mount connections.

Diode Arrays Applications

• High frequency data lines
• RS-232 & RS-422 interface networks
• Ethernet 10 Base T
• LAN systems
• Computers

Diode Arrays Procurement Notes

Verify the specific ordering suffix against official documentation to confirm polarity and package variations. Confirm that the tape and reel packaging aligns with EIA-418D standards for automated assembly processes. Ensure compatibility with the required reliability level, such as JAN, JANTX, or JANTXV, based on the application's environmental and operational demands.

Diode Arrays Selection Notes

Select this component when a surface mount equivalent to the JEDEC registered 1N4148 is required but higher thermal stability and radiation hardness are necessary. The ceramic package provides superior performance compared to plastic alternatives in extreme environments. Consider the specific polarity options available, including unidirectional, common anode, and doubler configurations, to match circuit topology requirements.

Diode Arrays Part Context

This part belongs to the 1N4148UB family of switching diodes manufactured by Microchip Technology. It serves as a surface mount alternative to traditional axial-leaded packages like DO-35. The product line includes various polarities and qualification levels to support diverse electronic design needs across commercial and military sectors.

Diode Arrays Replacement Considerations

Direct replacements include other 1N4148 series variants from different manufacturers, provided they meet the same electrical ratings and package dimensions. Verify that substitute components offer comparable reverse recovery times and capacitance values to maintain circuit performance integrity.

Diode Arrays FAQ

What is the maximum operating temperature for the 1N4148UBCD/TR?

The junction and storage temperature range extends up to +200°C.

Does the 1N4148UBCD/TR comply with RoHS standards?

Yes, the device is RoHS compliant by design.

What is the typical reverse recovery time for this diode?

The reverse recovery time (trr) is specified as 5 ns under standard test conditions.