1N4148UBCC

Diode Arrays Overview

The Microchip Technology 1N4148UBCC is a small-signal switching diode featuring ceramic bodied construction for military-grade applications. It operates within a junction and storage temperature range of -65°C to +200°C, with a maximum breakdown voltage of 100 V and a working peak reverse voltage of 75 V. The device supports an average rectified current of 200 mA at 75°C ambient temperature and handles non-repetitive sinusoidal surge currents up to 2 A. Electrical characteristics include a forward voltage of 0.8 V at 10 mA and 1.2 V at 100 mA, a reverse recovery time of 5 ns, and a capacitance of 4.0 pF at 0 V bias.

Diode Arrays Feature Summary

• Features ceramic bodied construction designed for military-grade reliability per MIL-PRF-19500/116 standards.
• Provides very low capacitance and fast switching speeds with minimal reverse recovery times.
• Available in surface mount UB package configuration with gold-plated terminals over nickel underplate.

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 qualification level required for your application, as this component is available in JAN, JANTX, and JANTXV grades per MIL-PRF-19500/116. Confirm that the Common Cathode polarity matches your circuit design requirements. Ensure thermal management accounts for the specified junction-to-ambient resistance values during operation. Check for RoHS compliance status if environmental regulations apply to your manufacturing process.

Diode Arrays Selection Notes

Select this component when high-frequency switching performance and low capacitance are critical for signal integrity. The ceramic package offers superior thermal stability and reliability compared to plastic alternatives, making it suitable for harsh environments. Consider the wide operating temperature range and robust surge current handling capabilities for demanding power conditions.

Diode Arrays Part Context

This part belongs to the 1N4148 family of switching diodes, serving as a surface mount equivalent to the popular JEDEC registered 1N4148 number. It is offered in various polarities including unidirectional, doubler, common anode, and common cathode configurations. The manufacturer also provides related packages such as the UB2 and DO-35 axial-leaded versions for different mounting needs.

Diode Arrays Replacement Considerations

Direct substitutes include other 1N4148 variants from different manufacturers, provided they meet the same electrical specifications and package dimensions. Verify compatibility with MIL-PRF-19500/116 standards if military-grade qualification is mandatory. Ensure the replacement part supports the required ceramic packaging and terminal plating specifications.

Diode Arrays FAQ

What is the maximum operating temperature for the 1N4148UBCC?

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

Is the 1N4148UBCC RoHS compliant?

Yes, the device is RoHS compliant by design.

What is the reverse recovery time specification?

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