CDLL255

Current Regulation - Diodes, Transistors Overview

The CDLL255 is a current regulator diode manufactured by Microchip Technology, designed for applications requiring stable current regulation. It features a maximum voltage rating of 60V and maintains a regulated current of 9.02mA. The device has a maximum power dissipation capability of 500mW. It is housed in a DO-213AB MELF glass package, suitable for surface mount technology. This component ensures consistent current flow within its specified electrical limits.

Current Regulation - Diodes, Transistors Feature Summary

• Provides constant current regulation with a fixed nominal output value
• Utilizes a robust MELF glass encapsulation for environmental protection
• Supports surface mount installation via the DO-213AB form factor

Current Regulation - Diodes, Transistors Applications

• Biasing circuits for semiconductor devices
• LED driver current limiting stages
• Constant current sources for sensor interfaces

Current Regulation - Diodes, Transistors Procurement Notes

Verify the specific ordering suffix against official Microchip documentation to ensure correct packaging and variant selection. Confirm that the requested part matches the active status and lead time requirements. Cross-reference the manufacturer product number with authorized distributor catalogs to avoid counterfeit components. Ensure compliance with RoHS directives if applicable to the project specifications.

Current Regulation - Diodes, Transistors Selection Notes

Select this component when a fixed current source is required without complex feedback loops. The 60V breakdown voltage allows for moderate headroom in series configurations. Consider the 500mW power rating to ensure thermal stability under continuous operation. The MELF package offers compactness compared to traditional axial leads, fitting space-constrained PCB layouts effectively.

Current Regulation - Diodes, Transistors Part Context

This device belongs to the family of current regulator diodes, which function similarly to Zener diodes but maintain constant current rather than constant voltage. It serves as a passive alternative to active current sources, simplifying circuit design by eliminating the need for transistors or operational amplifiers for basic regulation tasks.

Current Regulation - Diodes, Transistors Replacement Considerations

Consult Microchip's official substitution guide for direct equivalents. Verify pinout compatibility and electrical parameter margins before swapping with generic current regulator diodes from other manufacturers.