BZT03D18-TAP

Single Zener Diodes Overview

The BZT03D18-TAP is a single Zener diode manufactured by Vishay General Semiconductor - Diodes Division. It features an 18 V nominal Zener voltage with a tolerance of ±6.39%. The device has a maximum power dissipation of 1.3 W and utilizes the SOD-57 surface mount package. It is designed for through-hole mounting applications despite the SMD package designation in some listings, or represents a specific variant configuration. The component operates within a temperature range suitable for general electronic circuits.

Single Zener Diodes Feature Summary

• Provides stable voltage regulation at 18 V
• Handles transient voltage suppression tasks
• Offers high power dissipation capability of 1.3 W

Single Zener Diodes Applications

• Voltage regulation circuits
• Transient voltage suppression (TVS)
• Reference voltage sources

Single Zener Diodes Procurement Notes

Verify the exact package type and mounting style against the official datasheet, as conflicting information exists between SMD SOD-57 and through-hole descriptions. Confirm the specific suffix meaning with the manufacturer to ensure correct electrical characteristics and mechanical form factor before ordering.

Single Zener Diodes Selection Notes

Select this component when an 18 V reference with 1.3 W power handling is required. Ensure the circuit design accommodates the specific tolerance and impedance characteristics defined in the Vishay data sheet. Compare thermal management requirements against the 1.3 W rating for continuous operation scenarios.

Single Zener Diodes Part Context

This part belongs to the BZT03 series of Zener diodes from Vishay. The series typically offers various voltage ratings in compact packages. The BZT03D18 specifically targets applications needing moderate power handling in a small footprint, distinguishing it from lower-power SOD variants and higher-power DO-214AC types.

Single Zener Diodes Replacement Considerations

Check for direct equivalents in the BZT03 series with identical voltage and power ratings. Verify pinout compatibility if substituting with other manufacturers' SOD-57 or similar packages. Ensure thermal performance matches the original design constraints.