Vishay Semiconductor Diodes Division
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SMZJ3802BHE3/5B
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SMZJ3802BHE3/5B Encyclopedia Entry

Introduction

The SMZJ3802BHE3/5B is a semiconductor product that belongs to the category of voltage regulators. This entry provides an overview of 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: The SMZJ3802BHE3/5B is used to regulate voltage in electronic circuits, ensuring a stable output voltage despite fluctuations in input voltage or load variations.
  • Characteristics: It features high precision, low dropout voltage, and thermal shutdown protection.
  • Package: The SMZJ3802BHE3/5B is available in a TO-252 package.
  • Essence: Its essence lies in providing reliable voltage regulation for various electronic applications.
  • Packaging/Quantity: It is typically packaged in reels with a quantity of 2500 units per reel.

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 SMZJ3802BHE3/5B has the following 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: Ensures accurate and stable output voltage.
  • Low Dropout Voltage: Minimizes power loss and improves efficiency.
  • Thermal Shutdown Protection: Safeguards the device from overheating.

Advantages and Disadvantages

Advantages

  • Reliable voltage regulation
  • High precision and efficiency
  • Thermal protection for enhanced safety

Disadvantages

  • Higher dropout voltage compared to some alternative models
  • Limited output current compared to higher-rated regulators

Working Principles

The SMZJ3802BHE3/5B operates by comparing the actual 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.

Detailed Application Field Plans

The SMZJ3802BHE3/5B is suitable for a wide range of applications, including: - Power supplies - Battery charging circuits - Industrial automation systems - Automotive electronics - LED lighting

Detailed and Complete Alternative Models

Some alternative models to the SMZJ3802BHE3/5B include: - LM317: A popular adjustable voltage regulator with similar characteristics - LT1083: Offers higher output current capability - LM7805: Fixed 5V regulator commonly used in low-power applications

In conclusion, the SMZJ3802BHE3/5B is a versatile voltage regulator with high precision and reliability, making it suitable for various electronic applications.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací SMZJ3802BHE3/5B v technických řešeních

  1. What is the SMZJ3802BHE3/5B component used for in technical solutions?

    • The SMZJ3802BHE3/5B is a high-efficiency, low VF Schottky barrier diode designed for various power supply and conversion applications.

  2. What are the key features of the SMZJ3802BHE3/5B?

    • The SMZJ3802BHE3/5B features low forward voltage drop, high current capability, and excellent thermal performance, making it suitable for high-frequency and high-temperature applications.

  3. In what types of power supply designs can the SMZJ3802BHE3/5B be utilized?

    • The SMZJ3802BHE3/5B can be used in switch-mode power supplies, DC-DC converters, and other power management applications where low power loss and high efficiency are critical.

  4. What are the typical operating conditions for the SMZJ3802BHE3/5B?

    • The SMZJ3802BHE3/5B operates at a maximum average forward current of 3A and a maximum reverse voltage of 40V.

  5. How does the SMZJ3802BHE3/5B contribute to energy efficiency in technical solutions?

    • The low forward voltage drop of the SMZJ3802BHE3/5B helps minimize power losses, leading to improved energy efficiency in power conversion systems.

  6. Are there any specific thermal considerations when using the SMZJ3802BHE3/5B?

    • Yes, the SMZJ3802BHE3/5B's excellent thermal performance allows it to operate reliably even in high-temperature environments, making it suitable for demanding applications.

  7. Can the SMZJ3802BHE3/5B be used in automotive electronics?

    • Yes, the SMZJ3802BHE3/5B is suitable for automotive applications such as LED lighting, infotainment systems, and power management modules.

  8. What are the potential benefits of using the SMZJ3802BHE3/5B in solar power systems?

    • The SMZJ3802BHE3/5B's high efficiency and low power loss make it well-suited for use in solar inverters and other solar power system components.

  9. Does the SMZJ3802BHE3/5B have any specific ESD protection features?

    • Yes, the SMZJ3802BHE3/5B is designed with robust ESD protection, enhancing its reliability in sensitive electronic systems.

  10. Where can I find detailed application notes and design guidelines for integrating the SMZJ3802BHE3/5B into technical solutions?

    • Detailed application notes and design guidelines for the SMZJ3802BHE3/5B can be found in the product datasheet and application-specific technical resources provided by the manufacturer.