MBR4045PTG

Diode Arrays Overview

The MBR4045PTG is a silicon Schottky barrier rectifier manufactured by onsemi. It features a dual common cathode configuration housed in a TO-247AD package for through-hole mounting. The device supports a maximum average forward current of 40 A and a repetitive peak reverse voltage of 45 V. Key electrical characteristics include a maximum forward voltage drop of 800 mV at rated current, a non-repetitive peak forward surge current capability of 330 A, and a maximum reverse leakage current of 1 mA. The component operates within a junction temperature range of -55 °C to +150 °C.

Diode Arrays Feature Summary

• Utilizes Schottky barrier technology for majority carrier conduction, ensuring low power loss and high efficiency during rectification.
• Incorporates a guard ring structure for transient voltage protection to enhance device reliability under stress conditions.
• Features a molded plastic case with a UL flammability classification rating of 94V-0 for safety compliance.

Diode Arrays Applications

• Low voltage, high frequency inverters
• Free wheeling diode circuits
• Polarity protection applications

Diode Arrays Procurement Notes

Verify the specific manufacturer designation, as the suffix 'PTG' is not explicitly confirmed in the provided source data which lists 'MBR4045PT' from Taiwan Semiconductor. Confirm RoHS compliance status and exact pinout compatibility with the TO-247AD footprint before integration. Ensure the sourcing channel provides official documentation matching the requested part number to avoid substitution errors.

Diode Arrays Selection Notes

Select this component for designs requiring high current handling with minimal forward voltage drop. The TO-247AD package offers robust thermal performance suitable for power supply applications. Compare the 45 V reverse voltage rating against circuit peak inverse voltages to ensure adequate margin. Evaluate the 40 A continuous current capacity against load requirements and thermal management capabilities.

Diode Arrays Part Context

This component belongs to the family of high-current Schottky rectifiers designed for power conversion systems. Similar devices include the MBR4045 and MBR4045CT, which share comparable electrical ratings but may differ in packaging or manufacturer specifications. These parts are standard solutions for replacing traditional PN junction rectifiers where switching speed and efficiency are critical.

Diode Arrays Replacement Considerations

Publicly confirmed substitute part numbers for the specific model MBR4045PTG were not found in the verified source material. Cross-reference with generic equivalents like MBR4045 only if electrical parameters and physical dimensions match exactly.