SML4744AHE3/61

Single Zener Diodes Overview

The Vishay SML4744AHE3/61 is a surface-mount Zener diode in the DO-214AC (SMA) package. It features a nominal Zener voltage of 15 V with a ±5 % tolerance, indicated by the 'A' suffix. The device has a maximum power dissipation of 1 W at 75 °C and operates within a junction temperature range of -65 °C to +150 °C. Electrical characteristics include a test current of 17 mA, a maximum reverse leakage current of 5 μA, and a dynamic impedance of 14 Ω. It is AEC-Q101 qualified and RoHS compliant.

Single Zener Diodes Feature Summary

• AEC-Q101 automotive qualification for reliability
• Low Zener impedance and low regulation factor
• High temperature soldering capability up to 260 °C
• UL 94 V-0 flammability rating

Single Zener Diodes Applications

• Voltage regulation circuits
• Surge protection applications
• Reference voltage sources

Single Zener Diodes Procurement Notes

Verify the specific ordering code matches the required tolerance and packaging format. Confirm that the HE3 designation aligns with environmental compliance requirements. Ensure the /61 suffix corresponds to the correct reel size for automated assembly processes.

Single Zener Diodes Selection Notes

Select this component when a precise 15 V reference is needed with tight tolerance. Consider the thermal derating curve for high ambient temperatures. Verify compatibility with standard SMA footprint layouts during PCB design.

Single Zener Diodes Part Context

This part belongs to the SML4728 to SML4764A series of surface mount Zener diodes manufactured by Vishay Semiconductors. The series covers a wide voltage range from 3.3 V to 100 V in the DO-214AC package.

Single Zener Diodes Replacement Considerations

Check datasheet cross-reference tables for equivalent parts with matching voltage and impedance specifications.