BZV49-C4V3,115

Single Zener Diodes Overview

The Nexperia BZV49-C4V3,115 is a single Zener diode with a nominal voltage of 4.3 V and ±5% tolerance. It operates in a SOT-89 (TO-243AA) surface-mount package. Key electrical parameters include a maximum power dissipation of 1 W, a forward voltage of 1 V at 50 mA, and a test current of 5 mA. The device supports a junction temperature up to 150 °C and a storage range from -65 °C to +150 °C.

Single Zener Diodes Feature Summary

• Medium-power voltage regulation in a plastic SMD package designed for efficient heat transfer via the collector pad.
• Normalized E24 tolerance series providing consistent performance across a wide working voltage range.

Single Zener Diodes Applications

• General voltage regulation functions
• Reference voltage generation in electronic circuits

Single Zener Diodes Procurement Notes

Verify the specific ordering suffix

Single Zener Diodes Selection Notes

Select this component when a 4.3 V reference is required in a compact SOT-89 footprint. Ensure thermal management accounts for the 1 W dissipation limit and verify that the operating current aligns with the specified 5 mA test conditions for accurate voltage regulation.

Single Zener Diodes Part Context

This part belongs to the BZV49 series, which comprises 37 types covering nominal voltages from 2.4 V to 75 V. All variants share the same SOT-89 package and general electrical characteristics, differing primarily in their specific Zener voltage ratings and associated differential resistance values.

Single Zener Diodes Replacement Considerations

Cross-reference with other BZV49-C4V3 variants from different manufacturers or packaging options, ensuring identical voltage, tolerance, and package dimensions are maintained for direct substitution.