CDLL5221/TR

Single Zener Diodes Overview

The CDLL5221/TR is a Zener diode manufactured by Microchip Technology, designed for surface-mount applications in the DO-213AB (MELF) package. It features a nominal Zener voltage of 2.4 V with a tolerance of ±20% and a maximum power dissipation of 10 mW. The device exhibits a maximum Zener impedance of 30 Ohms and a reverse leakage current of 100 µA at 1 V. Forward voltage is specified as 1.1 V at 200 mA. It operates within a temperature range of -65°C to +175°C.

Single Zener Diodes Feature Summary

• Utilizes leadless MELF surface-mount construction for compact integration.
• Features double plug construction with metallurgically bonded junctions.
• Supports extended operating temperatures up to +175°C.

Single Zener Diodes Applications

• Voltage regulation in low-power circuits
• Overvoltage protection for sensitive components
• Reference voltage generation

Single Zener Diodes Procurement Notes

Verify the specific suffix against official Microchip documentation to confirm tape-and-reel packaging configuration. Ensure compliance requirements match project needs, as standard variants may not meet RoHS directives. Cross-reference datasheet revisions to validate electrical parameters before procurement.

Single Zener Diodes Selection Notes

Select this component for applications requiring precise low-voltage regulation in space-constrained designs. Consider the ±20% voltage tolerance when designing tight regulation loops. Verify thermal management capabilities given the 10 mW power limit and high-temperature rating.

Single Zener Diodes Part Context

This part belongs to the CDLL5221 through CDLL5272B series of Zener diodes from Microchip Technology. The series offers various voltage ratings in a consistent MELF package format, allowing for standardized design approaches across different voltage reference requirements.

Single Zener Diodes Replacement Considerations

Consult Microchip's official substitution guide or equivalent manufacturer datasheets for compatible MELF-packaged Zener diodes with matching voltage and power specifications.