MMBD5004BRM-7

Overview

The MMBD5004BRM-7 is a high-voltage quad switching diode array manufactured by Diodes Incorporated. It features a peak reverse voltage of 400 V and an average forward current rating of 225 mA, with a maximum surge current capacity of 2 A. The device operates within a temperature range of -65 °C to +150 °C. Key electrical parameters include a reverse recovery time of 50 ns, a forward voltage of 1 V, and a typical junction capacitance of 0.7 pF at VR=0V and f=1.0 MHz. It is housed in a compact SOT-26 surface-mount package.

Feature Summary

• Integrates four switching diodes into a single full-wave rectifier bridge configuration within a space-saving SOT-26 package.
• Engineered for high-voltage stability with a 400 V breakdown voltage to withstand severe line transient conditions.
• Provides fast switching performance with low junction capacitance to maintain signal integrity in high-frequency applications.

Applications

• Data Access Arrangement (DAA) modem positive and negative telephone line interfaces
• General offline rectification circuits
• Applications requiring protection against harsh line transients

Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm the specific suffix matches the required specifications. Check for end-of-life status as some listings indicate obsolescence. Ensure compliance with relevant RoHS directives before integration into final products.

Selection Notes

Select this component for designs requiring high reverse voltage blocking in a minimal footprint. The integrated quad configuration simplifies layout compared to discrete solutions. Evaluate thermal management requirements given the power dissipation limits. Consider the 50 ns recovery time suitability for the target switching frequency.

Part Context

This part belongs to the MMBD5004 series of high-voltage switching diodes from Diodes Incorporated. It represents an evolution in compact rectifier solutions, replacing traditional micro-bridge packages. The series is designed to address space constraints while maintaining robust performance in telecommunications and power supply environments.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided documentation. Verify compatibility with existing circuit designs if considering alternative manufacturers. Consult official datasheets for pinout and parameter matching before substitution.