SR4040PT

Diode Arrays Overview

The SR4040PT is a dual common cathode Schottky barrier rectifier manufactured by Taiwan Semiconductor Corporation. It features two independent silicon elements within a single TO-247AD (TO-3P) package, providing a total average forward rectified current of 40 Amperes at 100°C case temperature. The device is rated for a maximum repetitive peak reverse voltage of 40 Volts. Key electrical characteristics include a low forward voltage drop and minimal reverse leakage current, ensuring high efficiency in power conversion applications.

Diode Arrays Feature Summary

• Dual common cathode configuration with two integrated Schottky elements
• Low forward voltage drop for enhanced energy efficiency
• High surge current capability to withstand transient loads
• Flange-mountable TO-247AD package for effective thermal dissipation

Diode Arrays Applications

• DC-to-DC converter freewheeling circuits
• Power supply output rectification
• Solar panel bypass diodes
• Inverter and UPS systems

Diode Arrays Procurement Notes

Verify the manufacturer marking on the component body matches Taiwan Semiconductor specifications. Confirm the package type is TO-247AD and the pinout corresponds to the common cathode configuration. Request the datasheet revision number to ensure alignment with current manufacturing standards. Check for RoHS compliance markings if required by your assembly process.

Diode Arrays Selection Notes

Select this component when a dual Schottky rectifier with 40A continuous current rating is required. Ensure the operating junction temperature does not exceed the specified maximum limit. Verify that the system's peak inverse voltage remains below the 40V rating. Consider the thermal resistance of the mounting surface to maintain safe operating temperatures under full load conditions.

Diode Arrays Part Context

This part belongs to the SRxxPT series of high-current Schottky rectifiers from Taiwan Semiconductor. The series utilizes advanced silicon technology to achieve low forward voltage and fast switching speeds. These devices are designed for use in high-efficiency power supplies and motor control applications where low conduction losses are critical.

Diode Arrays Replacement Considerations

Direct replacements must match the 40A/40V rating and TO-247AD package. Verify pin compatibility and thermal characteristics before substitution.