CL20M35-AQ

Current Regulation - Diodes, Transistors Overview

The Diotec Semiconductor CL20M35-AQ is a surface-mount current limiting diode designed for constant current regulation. It operates within the CL15M35 to CL40M35 series, featuring a nominal regulator current of 20 mA with a range from 17 mA to 23 mA. The device supports a maximum peak operating voltage (VAK) of 90 V and handles up to 1 W of power dissipation when mounted on a PCB with 25 mm² copper pads per terminal. It functions across an operating junction temperature range of -50°C to +150°C and utilizes the DO-214AC (SMA) package.

Current Regulation - Diodes, Transistors Feature Summary

• AEC-Q101 qualification in progress
• Parallel operation capability for higher currents
• RoHS compliant and conflict minerals compliant

Current Regulation - Diodes, Transistors Applications

• Low power LED drivers
• Battery chargers
• Constant current regulators for simple sensor circuits
• Power supply for microcontrollers using shunt regulators

Current Regulation - Diodes, Transistors Procurement Notes

Verify AEC-Q101 status before procurement as the suffix indicates the component is currently undergoing qualification rather than being fully certified. Confirm compliance requirements against specific project standards. Ensure ordering documentation references the correct datasheet version dated August 14, 2026. Validate that the DO-214AC package aligns with the target PCB footprint design constraints.

Current Regulation - Diodes, Transistors Selection Notes

Select this component for applications requiring stable current regulation without complex circuitry. The 20 mA nominal current suits low-power LED and sensor biasing tasks. Consider parallel configurations if higher current capacity is required. Verify thermal management capabilities based on the specified 70 K/W thermal resistance to ambient under standard mounting conditions.

Current Regulation - Diodes, Transistors Part Context

This part belongs to the CL15M35 through CL40M35 family of SMD current limiting diodes manufactured by Diotec Semiconductor. These devices are engineered for commercial and industrial environments, offering reliable performance in compact surface-mount packages. The series provides standardized current regulation solutions for various electronic control systems.

Current Regulation - Diodes, Transistors Replacement Considerations

No public confirmed substitute part numbers are available in the provided documentation.