PTZTE256.8B

Single Zener Diodes Overview

The PTZTE256.8B is a single Zener diode manufactured by ROHM Semiconductor, designed for surface-mount applications in the DO-214AC (SMA) package. It features a nominal Zener voltage of 6.8 V with a tolerance of 6%. The device supports a power dissipation of 1 W and operates within a temperature range of -55°C to +150°C. Key electrical characteristics include a maximum reverse leakage current of 20 µA and a Zener impedance of 6 ohms.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation through a single Zener diode configuration.
• Engineered for high thermal stability with an extended operating temperature range up to 150°C.
• Designed for surface-mount integration using the compact DO-214AC package.

Single Zener Diodes Applications

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

Single Zener Diodes Procurement Notes

Verify the exact part number against official ROHM documentation, as similar suffixes may indicate different tolerances or packaging. Confirm RoHS compliance status directly from the manufacturer's datasheet before procurement. Ensure the selected component matches the required Zener voltage and power dissipation specifications for the target application design.

Single Zener Diodes Selection Notes

Select this component when a 6.8 V regulation point is required in a surface-mount layout. Consider the 6% voltage tolerance and 6-ohm impedance for circuit precision requirements. The DO-214AC package offers a balance of power handling and board space efficiency suitable for dense PCB designs.

Single Zener Diodes Part Context

This component belongs to the ROHM Zener diode portfolio, specifically utilizing the DO-214AC surface-mount form factor. It is categorized under discrete semiconductors used for voltage regulation and protection. The device is distinct from automotive-grade variants like the PTZTF series, focusing on general-purpose industrial and consumer electronics applications.

Single Zener Diodes Replacement Considerations

Consult official ROHM substitution guides for verified alternatives. Generic equivalents may not match the specific 6-ohm impedance or 6% tolerance characteristics. Verify package compatibility and thermal performance before implementing any substitute components.