CDLL5313E3/TR

Current Regulation - Diodes, Transistors Overview

The CDLL5313E3/TR is a single current regulator diode manufactured by Microchip Technology, designed for surface-mount applications in the DO-213AB-2 package. It maintains a maximum regulator current of 4.73 mA with a maximum limit voltage of 2.75 V and a peak operating voltage of 100 V. The device operates within a temperature range of -65°C to +175°C and features a minimum dynamic impedance of 245 kOhms and a minimum knee impedance of 14 kOhms. Supplied in a reel configuration, it serves as a stable current source for electronic circuits requiring precise regulation.

Current Regulation - Diodes, Transistors Feature Summary

• Provides constant current regulation suitable for biasing applications
• Operates reliably across an extended industrial temperature range
• Utilizes a compact MELF-style SMD package for automated assembly

Current Regulation - Diodes, Transistors Applications

• Biasing light-emitting diodes (LEDs)
• Current limiting in sensor circuits
• Constant current sources for analog signal conditioning

Current Regulation - Diodes, Transistors Procurement Notes

Verify the specific suffix E3 indicates lead-free compliance and TR denotes tape-and-reel packaging before ordering. Confirm that the DO-213AB-2 footprint matches the target PCB design. Ensure thermal management strategies account for the specified operating temperature limits during integration.

Current Regulation - Diodes, Transistors Selection Notes

Select this component when a fixed current source near 4.73 mA is required without active feedback loops. Consider the 100 V peak voltage rating for high-voltage transient environments. Evaluate the low dynamic impedance characteristics for stability requirements in sensitive analog paths.

Current Regulation - Diodes, Transistors Part Context

This part belongs to Microchip's line of current regulator diodes, distinct from standard Zener or Schottky devices. It functions specifically to clamp current rather than voltage, offering a passive solution for current stabilization in semiconductor designs.

Current Regulation - Diodes, Transistors Replacement Considerations

Cross-reference with JAN1N5313UR-1/TR for military-grade variants or CDLL5313e3 for bulk-packaged equivalents. Verify pinout compatibility and electrical parameter tolerances before substituting.