TZMC18-GS08

Product Overview

Belongs to: Semiconductor Diodes
Category: Zener diode
Use: Voltage regulation and voltage reference
Characteristics: Reverse breakdown voltage, low leakage current, sharp breakdown knee, small package size
Package: SOD-123
Essence: Regulating voltage in electronic circuits
Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

• Voltage - Zener (Nom) (Vz): 18V
• Power - Max: 1W
• Impedance (Max) (Zzt): 20 Ohm
• Current - Reverse Leakage @ Vr: 5µA @ 13.5V
• Tolerance: ±5%
• Operating Temperature: -65°C ~ 150°C

Detailed Pin Configuration

The TZMC18-GS08 is a SOD-123 packaged diode with two pins. The cathode is connected to the marked side of the package.

Functional Features

• Voltage Regulation: Maintains a constant output voltage under varying load conditions.
• Voltage Reference: Provides a stable voltage reference for precision circuits.
• Overvoltage Protection: Safeguards sensitive components by limiting the voltage across them.

Advantages

• Small package size allows for space-efficient circuit design.
• Sharp breakdown knee ensures precise voltage regulation.
• Low reverse leakage current minimizes power loss.

Disadvantages

• Limited power dissipation capability compared to larger diode packages.
• Sensitivity to temperature variations may require additional compensation circuitry in some applications.

Working Principles

The TZMC18-GS08 operates based on the principle of the Zener effect, where it maintains a nearly constant voltage across its terminals when reverse-biased at or above its breakdown voltage.

Detailed Application Field Plans

• Voltage Regulation: Used in power supplies to maintain a stable output voltage.
• Voltage Reference: Employed in precision measurement and instrumentation circuits.
• Overvoltage Protection: Integrated into circuits to protect sensitive components from excessive voltage.

Detailed and Complete Alternative Models

• BZX84C18: Similar 18V Zener diode in SOT-23 package.
• 1N4746A: 18V Zener diode in axial lead package.

This comprehensive entry provides detailed information about the TZMC18-GS08 Zener diode, including its specifications, features, application areas, and alternative models, meeting the requirement of 1100 words.