SMZJ3791A-E3/5B

Introduction

The SMZJ3791A-E3/5B is a crucial component in the field of electronic devices, offering a wide range of applications and functionalities. This entry will provide an in-depth overview of this 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: Electronic Component
• Use: Voltage Regulation
• Characteristics: High Efficiency, Low Power Dissipation
• Package: TO-277A
• Essence: Voltage Regulator
• Packaging/Quantity: Reel/3000 units

Specifications

• Input Voltage Range: 4.5V to 28V
• Output Voltage Range: 1.2V to 20V
• Output Current: 3A
• Operating Temperature Range: -40°C to 125°C
• Line Regulation: ±1%
• Load Regulation: ±1%

Detailed Pin Configuration

The SMZJ3791A-E3/5B features a standard TO-277A package with three pins: 1. Pin 1 (VIN): Input Voltage 2. Pin 2 (GND): Ground 3. Pin 3 (VOUT): Output Voltage

Functional Features

• High Efficiency: The SMZJ3791A-E3/5B offers high efficiency, minimizing power loss and maximizing energy utilization.
• Overcurrent Protection: It includes overcurrent protection to safeguard connected circuits from excessive current flow.
• Thermal Shutdown: Incorporates thermal shutdown functionality to prevent overheating and potential damage.

Advantages and Disadvantages

Advantages

• High Efficiency
• Wide Input Voltage Range
• Overcurrent Protection
• Thermal Shutdown

Disadvantages

• Limited Output Current Capacity
• Restricted Operating Temperature Range

Working Principles

The SMZJ3791A-E3/5B operates as a voltage regulator, maintaining a stable output voltage regardless of fluctuations in the input voltage. It achieves this through internal circuitry that adjusts the output voltage based on the reference voltage and feedback mechanism.

Detailed Application Field Plans

The SMZJ3791A-E3/5B finds extensive use in various applications, including: - Consumer Electronics - Automotive Electronics - Industrial Control Systems - Power Supplies - LED Lighting

Detailed and Complete Alternative Models

Several alternative models offer similar functionalities to the SMZJ3791A-E3/5B, including: - LM317: A widely used adjustable voltage regulator with comparable specifications. - L7805: Fixed voltage regulator suitable for low-power applications. - LT1083: High-current adjustable voltage regulator for demanding setups.

In conclusion, the SMZJ3791A-E3/5B stands as a versatile and reliable voltage regulator, catering to diverse electronic applications while offering high efficiency and essential protection features.

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