SMZJ3793B-E3/5B Product Overview

Introduction

The SMZJ3793B-E3/5B is a semiconductor product that belongs to the category of voltage regulators. This component is designed for use in various electronic devices and systems to regulate voltage levels and ensure stable power supply. The following sections provide a comprehensive overview of the SMZJ3793B-E3/5B, 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
• Use: Regulating voltage levels in electronic devices and systems
• Characteristics: High precision, low dropout voltage, thermal shutdown protection
• Package: TO-252-3 (DPAK) package
• Essence: Ensures stable and regulated power supply
• Packaging/Quantity: Typically available in reels or tubes with varying quantities

Specifications

• Input Voltage Range: 4.5V to 18V
• Output Voltage Range: 1.2V to 15V
• Output Current: Up to 1.5A
• Dropout Voltage: 0.6V at 1A
• Operating Temperature Range: -40°C to 125°C
• Package Type: DPAK (TO-252-3)

Detailed Pin Configuration

The SMZJ3793B-E3/5B features a standard three-pin configuration: 1. Pin 1 (VIN): Input voltage pin 2. Pin 2 (GND): Ground pin 3. Pin 3 (VOUT): Output voltage pin

Functional Features

• High Precision: Provides accurate and stable output voltage regulation
• Low Dropout Voltage: Minimizes power loss and improves efficiency
• Thermal Shutdown Protection: Safeguards the regulator 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
• Limited maximum output current

Working Principles

The SMZJ3793B-E3/5B operates based on the principle of using internal circuitry to compare the reference voltage with the feedback voltage and adjusting the output accordingly. It utilizes a combination of pass transistors and control circuitry to maintain the desired output voltage despite variations in the input voltage and load conditions.

Detailed Application Field Plans

The SMZJ3793B-E3/5B is suitable for a wide range of applications, including but not limited to: - Consumer electronics - Industrial automation systems - Automotive electronics - Power management modules - Portable electronic devices

Detailed and Complete Alternative Models

Some alternative models to the SMZJ3793B-E3/5B include: - LM317: Adjustable voltage regulator with higher output current capability - LM1117: Low dropout voltage regulator suitable for battery-powered applications - LT1086: High precision adjustable regulator with thermal shutdown feature

In summary, the SMZJ3793B-E3/5B is a versatile voltage regulator with precise regulation capabilities, making it an essential component in various electronic applications.

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