SMZG3802B-E3/5B

Introduction

The SMZG3802B-E3/5B is a semiconductor product belonging to the category of voltage regulators. This device is commonly used in electronic circuits to maintain a stable output voltage, making it an essential component in various electronic applications. The following entry provides an overview of the basic information, specifications, detailed pin configuration, functional features, advantages and disadvantages, working principles, detailed application field plans, and alternative models of the SMZG3802B-E3/5B.

Basic Information Overview

• Category: Voltage Regulator
• Use: Stabilizing output voltage in electronic circuits
• Characteristics: High precision, low dropout voltage, thermal shutdown protection
• Package: TO-252-3 (DPAK)
• Essence: Ensures consistent voltage supply in electronic devices
• Packaging/Quantity: Typically supplied in reels of 2500 units

Specifications

• Input Voltage Range: 4.5V to 40V
• Output Voltage Range: 1.25V to 37V
• Output Current: Up to 3A
• Dropout Voltage: 1.5V at 3A
• Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The SMZG3802B-E3/5B features a standard three-pin configuration: 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 accurate and stable output voltage regulation
• Low Dropout Voltage: Minimizes power dissipation and heat generation
• Thermal Shutdown Protection: Safeguards the device from overheating

Advantages and Disadvantages

Advantages

• Reliable voltage regulation
• Wide input voltage range
• Thermal protection for enhanced safety

Disadvantages

• Higher dropout voltage compared to some alternative models
• Sensitive to improper handling during installation

Working Principles

The SMZG3802B-E3/5B operates by comparing the output voltage to a reference voltage and adjusting the pass element to maintain a constant output voltage despite changes in the input voltage or load conditions. This feedback mechanism ensures a stable and precise output voltage.

Detailed Application Field Plans

The SMZG3802B-E3/5B finds extensive use in various electronic applications, including: - Power supplies - Battery charging circuits - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the SMZG3802B-E3/5B include: - LM317: A popular adjustable linear voltage regulator - LT1086: Low dropout positive fixed regulator - LM2940: Low dropout voltage regulator with high current capability

In conclusion, the SMZG3802B-E3/5B is a versatile voltage regulator with precise regulation capabilities, making it suitable for a wide range of electronic applications.

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