1N5404

Overview

The MDD 1N5404 is a general-purpose silicon rectifier in the DO-27/DO-201AD axial lead package. It features a maximum repetitive peak reverse voltage of 400V and an average forward rectified current of 3.0A at 75°C. The device supports a peak forward surge current of 150A for an 8.3ms half-sine wave. Electrical characteristics include a maximum instantaneous forward voltage of 1.2V at 3.0A and a DC reverse current of 5.0µA at 25°C. The operating junction temperature range spans from -65°C to +150°C.

Feature Summary

• Utilizes void-free molded plastic construction with Underwriters Laboratory Flammability Classification 94V-0
• Features glass passivated junctions for low reverse leakage current
• Guaranteed high temperature soldering capability at 250°C for 10 seconds
• Designed for fast switching to support high efficiency applications

Applications

• General purpose rectification in power supplies
• Inverter circuits
• Converter systems
• Freewheeling diode configurations

Procurement Notes

Verify the specific ordering suffix against the manufacturer's official documentation to confirm packaging details, as standard designations may vary between tape-and-reel, ammo pack, or box quantities. Ensure the component meets required RoHS compliance standards for the intended assembly process. Cross-reference the part number with authorized distributors to confirm availability and authenticity before finalizing procurement orders.

Selection Notes

Select this component for applications requiring a 400V blocking voltage and 3A continuous current handling in a through-hole axial package. Consider the thermal resistance and junction temperature limits when designing heat dissipation strategies. Verify that the forward voltage drop and reverse leakage specifications align with the circuit's efficiency and isolation requirements under expected operating temperatures.

Part Context

This component belongs to the 1N540x series of general-purpose silicon rectifiers manufactured by MDD. The series covers various reverse voltage ratings from 50V to 1000V while maintaining a consistent 3.0A average forward current rating. These devices are widely used in industrial and consumer electronics for AC-to-DC conversion tasks where robustness and reliability are prioritized over high-frequency switching speeds.

Replacement Considerations

Compatible substitutes include Vishay 1N5404-E3/54 and Diotec 1N5404K. Verify pinout compatibility and ensure the replacement part meets or exceeds the original 400V reverse voltage and 3.0A forward current ratings.