CDLL759D

Single Zener Diodes Overview

The CDLL759D is a single Zener diode manufactured by Microchip Technology, designed for surface-mount applications. It features a nominal voltage of 12 V with a tight tolerance of ±1%. The device supports a power dissipation of 500 mW and operates within a temperature range of -65°C to +175°C. Packaged in the DO-213AA (SOD-80) format, it exhibits a maximum reverse leakage current of 1 µA at its rated voltage.

Single Zener Diodes Feature Summary

• High precision voltage regulation with ±1% tolerance
• Extended operating temperature range up to 175°C
• Low leakage current characteristics

Single Zener Diodes Applications

• Precision voltage reference circuits
• Over-voltage protection systems
• Clamping applications in sensitive electronics

Single Zener Diodes Procurement Notes

Verify the specific suffix designation when ordering, as variants such as CDLL759D/TR may indicate tape-and-reel packaging compared to bulk options. Confirm the package type matches the design requirements, ensuring compatibility with the DO-213AA footprint. Cross-reference datasheets for exact thermal and electrical limits before finalizing procurement specifications.

Single Zener Diodes Selection Notes

Select this component for designs requiring high accuracy and stability under varying thermal conditions. The low leakage current makes it suitable for high-impedance circuits. Ensure the PCB layout accommodates the SMD package dimensions and that the power dissipation capabilities align with the expected thermal environment of the target application.

Single Zener Diodes Part Context

This part belongs to Microchip's CDLL series of small-signal Zener diodes. These components are engineered for compact surface-mount designs where space is limited but performance reliability is critical. The series offers various voltage options while maintaining consistent physical dimensions and electrical characteristics across the product line.

Single Zener Diodes Replacement Considerations

Compatible substitutes include other 12V Zener diodes in the SOD-80 package with similar power ratings and tolerances. Verify pinout compatibility and thermal resistance values when considering alternative manufacturers or updated revisions from the same supplier.