CDLL25V

Current Regulation - Diodes, Transistors Overview

The CDLL25V is a temperature-compensated Zener reference diode manufactured by Microchip Technology. It features a nominal Zener voltage of 25 V with a tolerance of ±5%. The device is rated for a maximum power dissipation of 500 mW and utilizes a leadless DO-213AB (MELF) surface-mount package. Electrical characteristics include a maximum impedance of 100 Ohms at the test current, a reverse leakage current of 10 nA at 22.4 V, and a forward voltage of 1.1 V at 200 mA. The component supports an operating temperature range from -65°C to +175°C.

Current Regulation - Diodes, Transistors Feature Summary

• Temperature compensated design for stable voltage reference performance across wide thermal ranges
• Leadless MELF package construction optimized for automated surface-mount assembly
• Metallurgically bonded double plug construction ensuring high reliability

Current Regulation - Diodes, Transistors Applications

• Precision voltage reference circuits requiring low temperature drift
• Over-voltage protection in sensitive electronic systems
• Shunt regulation in power supply designs

Current Regulation - Diodes, Transistors Procurement Notes

Verify the manufacturer part number against official Microchip documentation to ensure authenticity. Confirm that the DO-213AB package dimensions match the target PCB footprint. Check for specific ordering suffixes if extended temperature grades or specific testing conditions are required for the application.

Current Regulation - Diodes, Transistors Selection Notes

Select this component when a stable 25 V reference is needed in a compact surface-mount form factor. Ensure the circuit design accommodates the 500 mW power dissipation limit and derating requirements above 50°C. Verify that the ±5% voltage tolerance meets the system accuracy specifications.

Current Regulation - Diodes, Transistors Part Context

The CDLL25V belongs to the CDLL series of temperature-compensated Zener reference diodes produced by Microchip Technology. This series is characterized by its use in applications demanding high stability and reliability. The device leverages advanced semiconductor processing to achieve low noise and precise voltage regulation within a robust hermetic seal.

Current Regulation - Diodes, Transistors Replacement Considerations

Consult Microchip technical support for verified cross-reference data. Generic equivalents may not replicate the specific temperature compensation curve or the metallurgical bond quality of the original component.