1SMC5342-AU_R1_000A1

Single Zener Diodes Overview

The 1SMC5342-AU_R1_000A1 is a silicon planar Zener diode from the 1SMC5338-AU to 1SMC5369-AU series manufactured by Panjit International Inc. It features a nominal Zener voltage of 6.8 V with a tolerance range of 6.46 V to 7.14 V at a test current of 175 mA. The device supports a peak pulse power dissipation of 5 W and operates within a junction temperature range of -55°C to +150°C. It utilizes an SMC surface-mount package, complies with AEC-Q101 automotive qualification standards, and meets EU RoHS 2.0 requirements.

Single Zener Diodes Feature Summary

• Utilizes silicon planar construction for high stability and low leakage current
• Designed for automated assembly processes with a low-profile SMC surface-mount package
• Capable of withstanding high-temperature soldering conditions at 260°C for 10 seconds
• Manufactured using green molding compound compliant with IEC 61249 standards

Single Zener Diodes Applications

• Automotive electronics requiring AEC-Q101 qualified components
• Voltage regulation circuits in power supply systems
• Protection against overvoltage transients in industrial equipment

Single Zener Diodes Procurement Notes

Verify that the ordering suffix matches the required packaging configuration, as standard reels may contain 3,000 pieces while other configurations exist. Confirm the specific part number variant corresponds to the desired Zener voltage rating within the series. Ensure compliance with automotive qualification requirements if the application demands AEC-Q101 certification. Check for any recent product change notifications regarding material or manufacturing updates.

Single Zener Diodes Selection Notes

Select this component when a 6.8 V reference voltage is required in a compact surface-mount form factor. The SMC package provides higher power handling capabilities compared to smaller diodes, making it suitable for applications dissipating up to 5 W. Consider the thermal resistance characteristics and derating curves for high-ambient temperature environments. Verify that the reverse leakage current specifications meet the circuit's sensitivity requirements.

Single Zener Diodes Part Context

This component belongs to the 1SMC53xx-AU series of silicon Zener diodes offered by Panjit International Inc. The series covers a wide voltage range from 5.1 V to 51 V, all sharing the same SMC mechanical footprint and general electrical characteristics. These devices are designed to replace through-hole equivalents in modern PCB layouts, offering improved automation compatibility and reduced board space consumption.

Single Zener Diodes Replacement Considerations

Direct replacements must match the 6.8 V nominal Zener voltage, 5 W power rating, and SMC package dimensions. Verify that substitute components also hold AEC-Q101 qualification if used in automotive contexts. Ensure the replacement maintains similar impedance and leakage current specifications to preserve circuit performance.