CDLL5298

Current Regulation - Diodes, Transistors Overview

The CDLL5298 is a current regulation diode manufactured by Microchip Technology, designed for stable current control in electronic circuits. It operates with a maximum limiting voltage of 1.4 V and supports a power dissipation of 0.5 W. The device features a minimum dynamic impedance of 700 kOhms and a minimum knee impedance of 180 kOhms. It is housed in the DO-213AB (MELF) glass package, suitable for surface mount applications. The component functions as a single configuration diode, providing reliable performance within its specified electrical parameters.

Current Regulation - Diodes, Transistors Feature Summary

• Provides constant current regulation through high impedance characteristics
• Utilizes MELF glass packaging for surface mount integration
• Operates with low limiting voltage for precise current control

Current Regulation - Diodes, Transistors Applications

• Current limiting in LED driver circuits
• Biasing networks for analog signal processing
• Protection circuits requiring stable current sources

Current Regulation - Diodes, Transistors Procurement Notes

Verify the specific suffix (e.g., /TR) against official datasheets to confirm tape-and-reel packaging versus bulk options. Ensure the DO-213AB MELF footprint matches the design layout. Cross-reference the manufacturer part number with authorized distributors to avoid counterfeit components. Confirm RoHS compliance status if required by project specifications.

Current Regulation - Diodes, Transistors Selection Notes

Select this component when a fixed current source is needed without complex feedback loops. Consider the 0.5 W power dissipation limit for thermal management. Evaluate the 700 kOhm dynamic impedance for noise sensitivity requirements. Compare alternative current regulator diodes if higher voltage ratings or different package sizes are necessary for the application.

Current Regulation - Diodes, Transistors Part Context

This part belongs to Microchip's discrete diode portfolio, specifically within the current regulation category. It complements other Zener and rectifying diodes offered by the manufacturer. The DO-213AB package is common across various small-signal diodes, allowing for standardized PCB footprints within mixed-signal designs.

Current Regulation - Diodes, Transistors Replacement Considerations

Check for direct substitutes like CDLL5298/TR which may offer identical electrical specifications. Verify that any replacement maintains the 1.4 V limiting voltage and 0.5 W power rating. Ensure the replacement part uses the same MELF glass package to fit existing board layouts.