TLZ20B-GS18 Product Overview

Introduction

The TLZ20B-GS18 is a semiconductor product belonging to the category of voltage regulator diodes. This entry provides an in-depth overview of the product, including its basic information, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Basic Information Overview

• Category: Voltage Regulator Diodes
• Use: The TLZ20B-GS18 is used for voltage regulation in various electronic circuits and systems.
• Characteristics: It exhibits stable voltage regulation, low forward voltage drop, and high surge capability.
• Package: The TLZ20B-GS18 is typically available in a surface-mount package.
• Essence: Its essence lies in providing precise voltage regulation and protection against voltage spikes.
• Packaging/Quantity: It is commonly packaged in reels containing a specific quantity, typically 3000 units per reel.

Specifications

• Voltage Rating: 20V
• Forward Current: 500mA
• Reverse Standoff Voltage: 18V
• Operating Temperature Range: -55°C to +150°C
• Storage Temperature Range: -55°C to +175°C

Detailed Pin Configuration

The TLZ20B-GS18 follows a standard SOD-323 package outline with three pins: Anode, Cathode, and No Connection (NC).

Functional Features

• Stable Voltage Regulation: Ensures a consistent output voltage under varying load conditions.
• Low Forward Voltage Drop: Minimizes power dissipation and heat generation.
• High Surge Capability: Offers protection against transient voltage spikes.

Advantages and Disadvantages

Advantages

• Precise voltage regulation
• Low power dissipation
• High surge capability

Disadvantages

• Limited current handling capacity
• Sensitive to reverse voltage polarity

Working Principles

The TLZ20B-GS18 operates based on the principle of Zener breakdown, where it maintains a constant voltage across its terminals by conducting in the reverse-biased direction when the voltage exceeds its rated value.

Detailed Application Field Plans

The TLZ20B-GS18 finds extensive use in various applications, including: - Voltage regulation in power supplies - Overvoltage protection in electronic circuits - Signal clamping and limiting in communication systems

Detailed and Complete Alternative Models

Some alternative models to the TLZ20B-GS18 include: - TL431CDBZR: A programmable shunt voltage reference - LM4040DIM3X-2.0/NOPB: A precision micropower shunt voltage reference - BZX84-C20: A 20V Zener diode

In conclusion, the TLZ20B-GS18 is a vital component in electronic systems, offering stable voltage regulation and protection against voltage spikes. Its specifications, functional features, and application field plans make it a versatile choice for various circuit designs.

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