1PGSMA4754

Single Zener Diodes Overview

The Taiwan Semiconductor 1PGSMA4754 is a surface-mount silicon Zener diode designed for voltage regulation applications. It features a nominal Zener voltage of 39 V with a standard tolerance of 5%. The device operates within a power dissipation range of 1 W and utilizes the DO-214AC (SMA) package. Electrical characteristics include a maximum reverse leakage current of 1 µA at rated voltage and a Zener impedance of 60 Ohms. The component supports a wide operating temperature range from -55 °C to +175 °C, ensuring reliability in demanding environments.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation using a single-channel silicon Zener structure
• Engineered for surface-mount assembly via the compact DO-214AC package
• Capable of sustaining high thermal stress with an extended maximum junction temperature rating

Single Zener Diodes Applications

• Voltage reference circuits requiring precise potential levels
• Over-voltage protection stages in electronic systems
• Clamping applications for transient suppression

Single Zener Diodes Procurement Notes

Verify the specific manufacturer datasheet for the 1PGSMA4754 to confirm exact electrical tolerances and thermal ratings before integration. Ensure that the selected component matches the required Zener voltage and power dissipation specifications for the target circuit design. Cross-reference package dimensions to validate footprint compatibility during PCB layout.

Single Zener Diodes Selection Notes

Select this component when a surface-mount solution is required for 39 V regulation tasks. The DO-214AC package offers space efficiency compared to axial leads. Consider the 1 W power rating and high-temperature capability when designing for environments where thermal management is critical. Verify that the 5% voltage tolerance aligns with the precision requirements of the application.

Single Zener Diodes Part Context

This part belongs to the 1PGSMA series of surface-mount Zener diodes manufactured by Taiwan Semiconductor. The series provides various voltage options within the SMA package format. These components are engineered to replace traditional through-hole regulators in modern printed circuit board designs, offering improved automation compatibility and reduced assembly volume.

Single Zener Diodes Replacement Considerations

Direct substitutes include the 1N4754A in DO-41 packages or the 1SMA4754 in similar SMA configurations. When replacing, verify that the alternative component meets the same 39 V nominal voltage, 1 W power dissipation, and 5% tolerance requirements.