CDLL5239C

Single Zener Diodes Overview

The CDLL5239C is a single Zener diode manufactured by Microchip Technology, designed for voltage regulation applications. It features a nominal Zener voltage of 9.1 V with a tight tolerance of ±2%. The device is housed in a surface-mount DO-213AA (SOD-80) package and supports a maximum power dissipation of 500 mW. Key electrical characteristics include a maximum reverse leakage current of 3 µA at 7 V, a Zener impedance of 10 Ohms, and a forward voltage of 1.1 V at 200 mA. It operates within a temperature range of -65°C to +175°C.

Single Zener Diodes Feature Summary

• Provides precise voltage reference with ±2% tolerance
• Supports high-temperature operation up to 175°C
• Compact surface-mount SOD-80 packaging

Single Zener Diodes Applications

• Voltage regulation circuits
• Voltage reference sources
• Overvoltage protection

Single Zener Diodes Procurement Notes

Verify the specific suffix 'C' indicates the ±2% tolerance variant, distinct from standard tolerance versions. Confirm the DO-213AA package matches design constraints. Ensure RoHS compliance status aligns with project requirements. Cross-reference datasheet parameters against system specifications before finalizing procurement.

Single Zener Diodes Selection Notes

Select this component when a stable 9.1 V reference with high precision is required. The ±2% tolerance suits applications demanding tight voltage accuracy. The wide operating temperature range makes it suitable for harsh environments. Consider the low leakage current for sensitive analog circuits.

Single Zener Diodes Part Context

This part belongs to Microchip's line of single Zener diodes, offering various voltage options and tolerances. The CDLL series provides robust performance in compact packages, catering to modern electronics requiring reliable voltage regulation in space-constrained designs.

Single Zener Diodes Replacement Considerations

Check for direct substitutes with identical 9.1 V Zener voltage and ±2% tolerance. Verify package compatibility (DO-213AA/SOD-80). Ensure thermal and electrical ratings meet or exceed original specifications.

Single Zener Diodes FAQ

What is the Zener impedance of the CDLL5239C?

The Zener impedance is 10 Ohms.

What is the maximum reverse leakage current?

The maximum reverse leakage current is 3 µA at 7 V.