CDLL5312/TR

Current Regulation - Diodes, Transistors Overview

The CDLL5312/TR is a current regulator diode manufactured by Microchip Technology. It operates within a voltage range of 2.75 V to 100 V and regulates current up to 4.73 mA. The device supports surface mount installation in a DO-213AB-2 (SOD-80) package. It functions reliably across an extended temperature range from -65°C to +175°C. The component is supplied in reel packaging and complies with RoHS3 standards.

Current Regulation - Diodes, Transistors Feature Summary

• Provides stable current regulation for circuit protection
• Supports high-temperature operation up to 175°C
• Compact surface-mount design for space-constrained applications

Current Regulation - Diodes, Transistors Applications

• Battery charging circuits
• LED driver biasing
• Voltage reference stabilization

Current Regulation - Diodes, Transistors Procurement Notes

Verify the specific suffix TR indicates reel packaging when ordering. Confirm the DO-213AB-2 package footprint matches the PCB layout requirements. Ensure the operating temperature range meets the environmental conditions of the final assembly. Check for RoHS3 compliance if required by regional regulations.

Current Regulation - Diodes, Transistors Selection Notes

Select this component when a simple, passive current limiting solution is needed without active control loops. Consider the maximum operating voltage limit of 100 V to ensure it withstands peak line voltages. Evaluate the thermal dissipation capabilities given the small SMD package size for high-current scenarios.

Current Regulation - Diodes, Transistors Part Context

This part belongs to the family of current regulator diodes offered by Microchip Technology. It serves as a passive alternative to active current sources, offering simplicity and reliability. The device is often used in conjunction with other power management components to protect sensitive loads from overcurrent conditions.

Current Regulation - Diodes, Transistors Replacement Considerations

Check datasheets for equivalent parts from other manufacturers such as ON Semiconductor or Vishay. Verify pinout compatibility and electrical parameter overlaps, specifically the regulated current value and breakdown voltage. Ensure the replacement package matches the existing footprint.