CDLL4099/TR

Single Zener Diodes Overview

The CDLL4099/TR is a single Zener diode manufactured by Microchip Technology, designed for surface-mount applications. It features a nominal Zener voltage of 6.8 V with a tolerance of ±5%. The device operates within a power dissipation rating of 500 mW and is housed in a DO-213AB (MELF) package. Key electrical characteristics include a maximum reverse leakage current of 1 µA and a test current of 250 µA. The component supports an operating temperature range from -65 °C to +175 °C, ensuring reliability in demanding environments.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation at a nominal 6.8 V level
• Capable of handling up to 500 mW power dissipation
• Engineered for high-temperature operation up to 175 °C
• Utilizes a compact MELF surface-mount package

Single Zener Diodes Applications

• Voltage reference circuits
• Overvoltage protection
• Clamping applications

Single Zener Diodes Procurement Notes

Verify the specific datasheet version for the CDLL4099/TR to confirm exact electrical tolerances and thermal characteristics. Ensure compatibility with the DO-213AB footprint during PCB layout. Confirm that the selected supplier provides genuine Microchip Technology components to guarantee performance specifications are met under specified operating conditions.

Single Zener Diodes Selection Notes

Select this component when a precise 6.8 V reference is required in a space-constrained design. The wide operating temperature range makes it suitable for industrial or automotive environments where thermal stability is critical. Consider the low leakage current specification for high-impedance circuit applications requiring minimal current draw.

Single Zener Diodes Part Context

This part belongs to Microchip Technology's line of single Zener diodes, which are widely used for voltage regulation and protection. The CDLL series utilizes robust semiconductor technology to deliver consistent performance across various electronic systems. These components are integral to maintaining signal integrity and protecting sensitive downstream elements from voltage spikes.

Single Zener Diodes Replacement Considerations

The CDLL4099-1/TR is a related variant offering similar electrical characteristics but packaged in a DO-213AA form factor. Verify pinout and physical dimensions before substitution to ensure mechanical compatibility with existing board layouts.