CDLL5289

Current Regulation - Diodes, Transistors Overview

The CDLL5289 is a current regulator diode manufactured by Microchip Technology, designed for surface-mount applications in the DO-213AB (MELF) glass package. It provides a regulated current of 473µA with a maximum voltage rating of 100V and a power dissipation capacity of 500mW. The device operates within an extended temperature range from -65°C to +175°C, ensuring reliability in harsh environments. It is compliant with RoHS3 standards and falls under the ECCN classification EAR99.

Current Regulation - Diodes, Transistors Feature Summary

• Provides stable constant current regulation without external components
• Utilizes robust MELF glass surface-mount packaging for durability
• Supports operation across extreme industrial temperature ranges

Current Regulation - Diodes, Transistors Applications

• Biasing circuits for transistors and LEDs
• Current limiting protection in electronic systems
• Reference current sources in analog signal processing

Current Regulation - Diodes, Transistors Procurement Notes

Verify component authenticity through authorized Microchip distributors or certified partners. Confirm that the received parts match the specified DO-213AB package and RoHS3 compliance status. Ensure storage conditions adhere to manufacturer guidelines to maintain integrity before soldering.

Current Regulation - Diodes, Transistors Selection Notes

Select this component when a precise 473µA current source is required in a compact surface-mount form factor. Consider the 100V breakdown voltage and 500mW power rating for thermal management. Evaluate the extended temperature range suitability against specific environmental operating requirements.

Current Regulation - Diodes, Transistors Part Context

This part belongs to the CD528 series of current regulator diodes produced by Microchip Technology. These devices are engineered to replace traditional resistor-based current limiting solutions, offering superior stability and accuracy. The series supports various current values tailored for diverse semiconductor biasing needs.

Current Regulation - Diodes, Transistors Replacement Considerations

Compatible substitutes include other CDLL528x series variants with matching current ratings. Verify pinout compatibility and thermal characteristics when evaluating alternative suppliers or updated revisions.