TLZ3V9-GS18

Single Zener Diodes Overview

The TLZ3V9-GS18 is a small signal Zener diode from the Vishay TLZ-Series, housed in a MiniMELF (SOD-80) package. It features a nominal Zener voltage range of 3.74 V to 4.01 V at a test current of 20 mA. The device has a maximum reverse leakage current of 3 µA and a dynamic resistance of 50 Ω at IZT1. Rated for 500 mW power dissipation, it operates within a junction temperature range of -65 °C to +175 °C.

Single Zener Diodes Feature Summary

• Very sharp reverse characteristic
• Low reverse current level
• Very high stability
• Low noise

Single Zener Diodes Applications

• Voltage stabilization

Single Zener Diodes Procurement Notes

Verify the specific part number against official Vishay documentation to confirm electrical tolerances and marking codes. Ensure compatibility with MiniMELF (SOD-80) surface mount footprints. Confirm RoHS compliance status and material categorization details via the manufacturer's official compliance database before finalizing procurement specifications.

Single Zener Diodes Selection Notes

Select this component for applications requiring precise low-voltage regulation with minimal leakage. The SOD-80 package suits compact surface-mount designs. Evaluate thermal management requirements based on the 500 mW power dissipation limit and ambient temperature conditions. Verify that the 50 Ω dynamic resistance meets circuit sensitivity requirements.

Single Zener Diodes Part Context

This component belongs to the Vishay TLZ-Series of small signal Zener diodes. The series offers a wide Zener voltage range from 2.4 V to 56 V in the MiniMELF (SOD-80) package. These devices are designed for general-purpose voltage regulation and protection circuits, emphasizing high reliability and low noise performance.

Single Zener Diodes Replacement Considerations

Consult the official Vishay datasheet for direct cross-references or alternative part numbers within the TLZ-Series. Verify pinout compatibility and electrical parameter equivalence before substituting.