TLZ4V3B-GS18 Product Encyclopedia Entry

Introduction

The TLZ4V3B-GS18 belongs to the category of voltage regulators and is designed for use in various electronic devices. This entry provides an overview of its basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models.

Basic Information Overview

• Category: Voltage Regulator
• Use: Stabilizing and regulating voltage in electronic devices
• Characteristics: High precision, low dropout voltage, thermal shutdown protection
• Package: TO-252-3 (DPAK)
• Essence: Regulating voltage to ensure stable performance of electronic components
• Packaging/Quantity: Typically packaged in reels of 2500 units

Specifications

• Input Voltage Range: 4.5V to 18V
• Output Voltage: 3.3V
• Output Current: Up to 1A
• Dropout Voltage: 300mV at 1A
• Operating Temperature Range: -40°C to 125°C
• Quiescent Current: 75µA
• Line Regulation: ±2%
• Load Regulation: ±1%

Detailed Pin Configuration

The TLZ4V3B-GS18 has three pins: 1. Input (VIN): Connects to the input voltage source 2. Ground (GND): Connected to the ground reference 3. Output (VOUT): Provides the regulated output voltage

Functional Features

• High Precision: Provides a stable output voltage with high accuracy
• Low Dropout Voltage: Ensures efficient operation even when the input voltage is close to the output voltage
• Thermal Shutdown Protection: Safeguards the regulator from overheating

Advantages and Disadvantages

Advantages

• Precise voltage regulation
• Low dropout voltage for efficient operation
• Thermal shutdown protection for enhanced safety

Disadvantages

• Limited maximum output current compared to higher-rated regulators
• Higher quiescent current compared to some ultra-low-power regulators

Working Principles

The TLZ4V3B-GS18 operates by comparing the output voltage to a reference voltage and adjusting the pass element to maintain a constant output voltage. It utilizes feedback control to achieve precise regulation and incorporates thermal protection to prevent damage due to excessive heat.

Detailed Application Field Plans

The TLZ4V3B-GS18 is suitable for a wide range of applications, including: - Battery-powered devices - Portable electronics - Automotive systems - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the TLZ4V3B-GS18 include: - TL431BQDBZR: Adjustable precision shunt regulator - LM317T: Adjustable positive voltage regulator - LT1763-3.3: Low dropout voltage regulator

In conclusion, the TLZ4V3B-GS18 is a reliable voltage regulator with high precision and thermal protection, making it suitable for diverse electronic applications.

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