MBR3045PTH

Diode Arrays Overview

The MBR3045PTH is a dual common cathode Schottky rectifier manufactured by Taiwan Semiconductor. It features a silicon construction housed in a TO-247AD-3 through-hole package with three terminals. The device supports a maximum average forward rectified current of 30 A and a repetitive peak reverse voltage of 45 V. Key electrical characteristics include a maximum instantaneous forward voltage of 820 mV at 15 A, a peak forward surge current capability of 200 A, and a maximum reverse current of 1 mA. The component operates within a temperature range of -55 °C to +150 °C junction temperature.

Diode Arrays Feature Summary

• Dual common cathode configuration for efficient power conversion
• Guardring structure provides enhanced overvoltage protection
• Low forward voltage drop minimizes conduction power loss
• High surge current capability ensures robust operation under transient loads

Diode Arrays Applications

• DC-DC converters
• Free-wheeling diodes in inductive circuits
• Power supply output rectification
• Reverse polarity protection circuits

Diode Arrays Procurement Notes

Verify the specific suffix 'PTH' against official Taiwan Semiconductor documentation to confirm lead-free plating and halogen-free status. Ensure the ordering code matches the required RoHS compliance and AEC-Q101 qualification if automotive standards are mandated. Cross-reference the package marking with the manufacturer's datasheet to distinguish between standard and qualified variants.

Diode Arrays Selection Notes

Select this component for applications requiring high efficiency and low forward voltage drop at moderate reverse voltages. The TO-247AD package offers superior thermal dissipation compared to smaller surface-mount options. Consider the 30 A continuous current rating and 200 A surge capability when sizing for inductive loads or startup conditions in power electronics designs.

Diode Arrays Part Context

This part belongs to the MBR30xxPT series of dual Schottky rectifiers from Taiwan Semiconductor. The series utilizes silicon technology optimized for low power loss and high efficiency. The TO-247AD package is designed for through-hole mounting, providing mechanical stability and effective heat sinking capabilities for medium-power applications.

Diode Arrays Replacement Considerations

Direct pin-compatible substitutes within the same series include MBR3035PTH (35 V) and MBR3050PTH (50 V), provided voltage ratings align with circuit requirements. Verify that alternative manufacturers offer identical forward voltage and reverse leakage specifications to maintain thermal performance.