CD4148

Overview

The CD4148 is a silicon signal diode manufactured by Microchip Technology. It features a single configuration with a maximum average rectified forward current of 0.2 A and a peak repetitive reverse voltage of 0.2 A. The component utilizes an uncase chip package designated as DIE-2, where the cathode serves as the case connection. It is classified under general-purpose switching diodes.

Feature Summary

• Utilizes silicon epitaxial planar technology for signal switching applications.
• Features a single diode configuration within an uncase chip form factor.
• Designed for high-speed switching operations in computer circuits.

Applications

• High-speed switching circuits
• Computer logic interfaces
• General purpose rectification

Procurement Notes

Verify the specific die variant against the required application parameters before procurement. Confirm that the uncase chip format aligns with the intended assembly process. Ensure compatibility with existing circuit designs regarding thermal management and mechanical mounting constraints for bare die components.

Selection Notes

Select this component when a small-form-factor silicon switching diode is required. Consider the 0.2 A current rating and reverse voltage limits during design. Evaluate the suitability of the bare die package for the specific manufacturing environment and bonding requirements.

Part Context

This part belongs to the Microchip Technology diode portfolio, specifically categorized under general-purpose and switching diodes. It represents a legacy silicon component often used in established electronic designs requiring reliable signal switching capabilities in a compact footprint.

Replacement Considerations

Consult official Microchip documentation for direct cross-reference equivalents. Verify pinout and electrical specifications match if substituting with other silicon switching diodes from different manufacturers.