CDLL251

Current Regulation - Diodes, Transistors Overview

The CDLL251 is a Zener diode manufactured by Microchip Technology, designed for voltage regulation applications. It features a nominal Zener voltage of 5.1 V with a tolerance of 5%. The device operates in the DO-213AB-2 (SOD-80) surface-mount package and supports a maximum power dissipation of 500 mW. Electrical characteristics include a maximum reverse leakage current of 5 uA at specified conditions and a Zener impedance of 17 Ohms. The component is tested at a current of 20 mA and can withstand a Zener test current of up to 75 mA. It functions as a single configuration device suitable for surface mount technology installations.

Current Regulation - Diodes, Transistors Feature Summary

• Provides stable voltage regulation using Zener breakdown characteristics
• Designed for surface mount assembly on printed circuit boards
• Capable of handling moderate power dissipation levels

Current Regulation - Diodes, Transistors Applications

• Voltage reference circuits requiring precise potential levels
• Overvoltage protection stages in electronic systems
• Clamping applications for signal lines

Current Regulation - Diodes, Transistors Procurement Notes

Verify the specific manufacturer datasheet for the CDLL251 to confirm exact electrical tolerances and thermal resistance values before integration. Ensure that the selected package variant matches the intended PCB footprint requirements. Cross-reference official documentation to validate compliance with relevant environmental standards and operating temperature ranges for the target application environment.

Current Regulation - Diodes, Transistors Selection Notes

Select this component when a 5.1 V regulation point is required in a compact surface-mount form factor. Consider the 500 mW power rating against expected operational loads to ensure adequate thermal headroom. Evaluate the 5% voltage tolerance against system precision requirements. Confirm compatibility with standard SMD reflow processes given the DO-213AB-2 package geometry.

Current Regulation - Diodes, Transistors Part Context

This part belongs to the Microchip Technology diode portfolio, specifically within the Zener diode category. It serves as a fundamental passive component for establishing fixed voltage references or protecting sensitive downstream elements from transient overvoltages. The device complements other discrete semiconductor offerings by providing reliable regulation in small outline packages suitable for high-density board layouts.

Current Regulation - Diodes, Transistors Replacement Considerations

Consult official Microchip documentation for verified equivalent part numbers. Ensure any substitute maintains identical Zener voltage, package dimensions, and power dissipation capabilities to preserve circuit functionality without redesign.