SML4737A-E3/5A

Single Zener Diodes Overview

The SML4737A-E3/5A is a surface mount Zener diode manufactured by Vishay Semiconductors, housed in the DO-214AC (SMA) package. It provides a nominal Zener voltage of 7.5 V with a ±5% tolerance and operates at a test current of 34 mA. The device dissipates up to 1 W of power and withstands surge currents of 605 A peak. It features low dynamic impedance and complies with RoHS standards.

Single Zener Diodes Feature Summary

• Low Zener impedance for stable regulation
• High temperature soldering capability
• UL 94 V-0 flammability rating

Single Zener Diodes Applications

• Voltage reference circuits
• Power supply regulation
• Surge protection

Single Zener Diodes Procurement Notes

Verify component authenticity through authorized distributors or direct manufacturer channels. Confirm compliance with specific environmental directives such as RoHS and REACH requirements before integration into final assemblies.

Single Zener Diodes Selection Notes

Select this component when precise voltage regulation is required in compact surface mount designs. Ensure thermal management supports continuous dissipation limits within the specified operating temperature range.

Single Zener Diodes Part Context

This part belongs to the SML4728 to SML4764A series of surface mount Zener diodes. The 'A' suffix indicates a tighter voltage tolerance compared to standard variants, while the 'E3' denotes lead-free construction compliant with international environmental standards.

Single Zener Diodes Replacement Considerations

Cross-reference with other Vishay SMA packages like SML4737-E3/5A for commercial grade equivalents. Verify pinout compatibility and thermal characteristics when substituting with components from different manufacturers.