UZ5740

Single Zener Diodes Overview

The UZ5740 is a single Zener diode manufactured by Microchip Technology, designed for voltage regulation applications. It features a nominal Zener voltage of 40 V with a tolerance of ±5%. The device is rated for a power dissipation of 5 W and utilizes an axial through-hole package designated as B. This component belongs to the UZ57 series of power Zener diodes.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation at a nominal 40 V level
• Capable of handling 5 W power dissipation in axial through-hole packaging

Single Zener Diodes Applications

• Voltage regulation circuits
• Power supply protection
• Reference voltage generation

Single Zener Diodes Procurement Notes

Verify the specific manufacturer part number against official Microchip documentation to ensure authenticity. Confirm that the axial B package matches your PCB footprint requirements. Check current availability status as lead times may vary. Ensure compliance with relevant environmental standards if required by your design specifications before finalizing procurement.

Single Zener Diodes Selection Notes

Select this component when a precise 40 V reference or regulation point is needed with moderate power handling capabilities. The axial through-hole format suits prototyping or high-reliability mechanical mounting needs. Consider thermal management strategies due to the 5 W rating. Verify that the ±5% tolerance aligns with your circuit's precision requirements compared to tighter tolerance alternatives.

Single Zener Diodes Part Context

The UZ5740 is part of Microchip's UZ57 series of power Zener diodes. These components are engineered for robust performance in industrial and commercial applications requiring reliable voltage clamping or regulation. The series offers various voltage options within the same package family, allowing designers to standardize on a single form factor while adjusting voltage levels via the suffix number.

Single Zener Diodes Replacement Considerations

Cross-reference with other manufacturers' 40 V, 5 W axial Zener diodes such as those from ON Semiconductor or Vishay. Ensure pinout compatibility and thermal characteristics match. Verify that substitute parts meet the same ±5% voltage tolerance and power dissipation ratings to maintain circuit integrity without redesign.