CDLL5288

Current Regulation - Diodes, Transistors Overview

The CDLL5288 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 6.2 V with a tolerance of ±5%. The device supports a maximum power dissipation of 500 mW and operates within a temperature range of -65°C to 175°C. Key electrical characteristics include a maximum reverse leakage current of 5 µA at 4.7 V and a maximum Zener impedance of 20 Ohms at a test current of 20 mA. A forward voltage drop of 1.1 V is specified at 200 mA.

Current Regulation - Diodes, Transistors Feature Summary

• Provides stable voltage regulation via Zener breakdown in the MELF surface-mount package
• Capable of operation in extended industrial and military temperature environments
• Offers low leakage current characteristics for precision reference applications

Current Regulation - Diodes, Transistors Applications

• Voltage reference circuits requiring stable DC levels
• Overvoltage protection stages in sensitive electronic systems
• Clamping applications in signal conditioning paths

Current Regulation - Diodes, Transistors Procurement Notes

Verify component authenticity through authorized Microchip distributors or certified suppliers. Confirm RoHS compliance status as historical data indicates non-compliance for this specific part number. Ensure the DO-213AB package orientation matches design requirements during assembly planning.

Current Regulation - Diodes, Transistors Selection Notes

Select the CDLL5288 when a 6.2 V Zener voltage is required in a compact MELF form factor. Consider the 500 mW power rating and ±5% voltage tolerance against circuit load conditions. Verify thermal management capabilities for the intended operating temperature range up to 175°C junction temperature.

Current Regulation - Diodes, Transistors Part Context

This component belongs to the CDLL55xx series of glass-passivated Zener diodes produced by Microchip Technology. These devices utilize the DO-213AB MELF package, offering reliability comparable to traditional axial leads while enabling automated surface-mount placement. The series covers various voltage ratings for diverse regulation needs.

Current Regulation - Diodes, Transistors Replacement Considerations

Publicly confirmed substitute part numbers are not available in the provided documentation. Evaluate equivalent MELF Zener diodes from other manufacturers only if they match the 6.2 V nominal voltage, 500 mW power rating, and DO-213AB package dimensions.