125NQ015-1

Overview

The 125NQ015-1 is a high-current, low-voltage Schottky rectifier manufactured by SMC Diode Solutions. This component features a dual common cathode configuration housed in a TO-247AD package. It is designed for applications requiring high efficiency and fast switching speeds. The device offers a repetitive peak reverse voltage of 15V and an average forward rectified current rating of 125A per leg. Its construction utilizes silicon carbide or similar advanced semiconductor technology to minimize forward voltage drop and reduce power losses during conduction.

Feature Summary

• Dual common cathode structure for efficient bridgeless PFC and synchronous rectification applications
• Low forward voltage drop characteristics enhancing overall system efficiency
• Robust thermal performance enabled by the TO-247AD leaded package design
• Fast recovery time suitable for high-frequency switching operations

Applications

• Bridgeless Power Factor Correction (PFC) circuits
• Synchronous rectification in DC-DC converters
• High-efficiency AC-DC power supplies
• Uninterruptible Power Supplies (UPS) systems

Procurement Notes

Verify the specific suffix codes on the datasheet to ensure correct pinout and packaging variations. Confirm thermal interface requirements with your heatsink supplier. Check for RoHS compliance status if required by your manufacturing standards. Ensure ordering quantities match distributor minimums. Validate that the TO-247AD footprint matches your PCB layout constraints before finalizing procurement.

Selection Notes

Select this component when high current capacity and low forward voltage are critical. Consider the thermal resistance values for proper heatsinking design. Evaluate the reverse leakage current specifications at maximum operating temperatures. Compare total power dissipation against available cooling methods. Ensure the voltage rating exceeds the maximum circuit transient spikes.

Part Context

This part belongs to SMC Diode Solutions' NQ series of high-performance Schottky rectifiers. The series is engineered for demanding power conversion environments. It competes with other high-current diodes in the market. The TO-247AD package provides a balance between electrical performance and mechanical robustness. It serves as a key component in modern energy-efficient power electronics.

Replacement Considerations

• 125NQ015
• 125NQ015PBF

FAQ

What is the package type for the 125NQ015-1?

The 125NQ015-1 is housed in a TO-247AD leaded package.

Is this a single or dual diode?

It is a dual common cathode Schottky rectifier.