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SMPZ3928B-E3/84A

SMPZ3928B-E3/84A

Introduction

The SMPZ3928B-E3/84A 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 despite fluctuations in input voltage or load conditions. The following entry provides an overview of the SMPZ3928B-E3/84A, 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: Stabilizing output voltage in electronic circuits
  • Characteristics: High precision, low dropout voltage, thermal shutdown protection
  • Package: TO-220AB
  • Essence: Ensures stable output voltage under varying input and load conditions
  • Packaging/Quantity: Typically packaged in reels of 2500 units

Specifications

  • Input Voltage Range: 4.5V to 40V
  • Output Voltage: 3.3V
  • Output Current: 1.5A
  • Dropout Voltage: 0.6V at 1A
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The SMPZ3928B-E3/84A has a standard TO-220AB package with 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 accurate and stable output voltage
  • Low Dropout Voltage: Minimizes power loss and heat dissipation
  • 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 alternatives
  • Limited output current capacity

Working Principles

The SMPZ3928B-E3/84A operates by comparing the output voltage to a reference voltage and adjusting the pass element to maintain a constant output. When the input voltage or load changes, the regulator responds to ensure a stable output voltage.

Detailed Application Field Plans

The SMPZ3928B-E3/84A is widely used in various applications, including: - Power supplies - Battery charging circuits - Automotive electronics - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the SMPZ3928B-E3/84A include: - LM317 - L78xx series - LT1083

In conclusion, the SMPZ3928B-E3/84A is a reliable voltage regulator with precise regulation and thermal protection, making it suitable for a wide range of electronic applications.

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Перелічіть 10 типових запитань і відповідей, пов’язаних із застосуванням SMPZ3928B-E3/84A у технічних рішеннях

  1. What is SMPZ3928B-E3/84A?

    • SMPZ3928B-E3/84A is a high-power, surface-mount, silicon power Zener diode designed for use in voltage regulation and transient suppression applications.
  2. What is the maximum power dissipation of SMPZ3928B-E3/84A?

    • The maximum power dissipation of SMPZ3928B-E3/84A is 5 watts.
  3. What is the voltage range of SMPZ3928B-E3/84A?

    • SMPZ3928B-E3/84A has a voltage range of 3.6V to 200V.
  4. What are the typical applications of SMPZ3928B-E3/84A?

    • SMPZ3928B-E3/84A is commonly used in voltage regulation, surge suppression, and reverse voltage protection in various electronic circuits and systems.
  5. What is the operating temperature range of SMPZ3928B-E3/84A?

    • SMPZ3928B-E3/84A can operate within a temperature range of -65°C to +175°C.
  6. What is the package type of SMPZ3928B-E3/84A?

    • SMPZ3928B-E3/84A comes in a surface-mount DO-214AC (SMA) package.
  7. What are the key electrical characteristics of SMPZ3928B-E3/84A?

    • The key electrical characteristics include a nominal Zener voltage, maximum reverse leakage current, and maximum dynamic impedance.
  8. Can SMPZ3928B-E3/84A be used for overvoltage protection in power supply circuits?

    • Yes, SMPZ3928B-E3/84A is suitable for overvoltage protection in power supply circuits due to its Zener diode characteristics.
  9. Is SMPZ3928B-E3/84A RoHS compliant?

    • Yes, SMPZ3928B-E3/84A is compliant with the Restriction of Hazardous Substances (RoHS) directive.
  10. Where can I find detailed technical specifications and application notes for SMPZ3928B-E3/84A?

    • Detailed technical specifications and application notes for SMPZ3928B-E3/84A can be found in the product datasheet provided by the manufacturer or distributor.