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SPX1587U-L-3-3
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SPX1587U-L-3-3

Introduction

The SPX1587U-L-3-3 is a voltage regulator belonging to the category of integrated circuits. It is commonly used in electronic devices to regulate voltage and ensure stable power supply to sensitive components. This entry provides an overview of the 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: Integrated Circuits
  • Use: Voltage Regulation
  • Characteristics: High precision, low dropout voltage, thermal shutdown protection
  • Package: TO-220, TO-263
  • Essence: Regulating voltage for stable power supply
  • Packaging/Quantity: Typically available in reels or tubes containing multiple units

Specifications

  • Input Voltage Range: 4V to 7V
  • Output Voltage: 3.3V
  • Output Current: 3A
  • Dropout Voltage: 1.5V at 3A
  • Operating Temperature Range: -40°C to 125°C
  • Line Regulation: 0.2%
  • Load Regulation: 0.4%

Detailed Pin Configuration

The SPX1587U-L-3-3 has a standard TO-220 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: Ensures efficient regulation even when the input voltage is close to the output voltage
  • Thermal Shutdown Protection: Safeguards the device from overheating

Advantages and Disadvantages

Advantages

  • Reliable voltage regulation
  • Wide operating temperature range
  • Thermal protection for enhanced durability

Disadvantages

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

Working Principles

The SPX1587U-L-3-3 utilizes a reference voltage and feedback mechanism to compare the output voltage with the desired value. It adjusts the internal circuitry to maintain a constant output voltage despite variations in the input voltage and load conditions.

Detailed Application Field Plans

The SPX1587U-L-3-3 is commonly used in various applications requiring precise voltage regulation, such as: - Embedded systems - Power supplies - Industrial control systems - Automotive electronics

Detailed and Complete Alternative Models

Some alternative models to the SPX1587U-L-3-3 include: - LM317: A popular adjustable voltage regulator with similar characteristics - L78xx Series: Fixed voltage regulators available in various output voltages - LT1086: High-current, adjustable voltage regulator suitable for demanding applications

In conclusion, the SPX1587U-L-3-3 is a reliable voltage regulator with high precision and thermal protection, making it suitable for a wide range of electronic applications.

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Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät SPX1587U-L-3-3 :n soveltamiseen teknisissä ratkaisuissa

Sure, here are 10 common questions and answers related to the application of SPX1587U-L-3-3:

  1. What is the input voltage range for SPX1587U-L-3-3?

    • The input voltage range for SPX1587U-L-3-3 is 4.75V to 7V.

  2. What is the output voltage of SPX1587U-L-3-3?

    • The output voltage of SPX1587U-L-3-3 is fixed at 3.3V.

  3. What is the maximum output current of SPX1587U-L-3-3?

    • The maximum output current of SPX1587U-L-3-3 is 3A.

  4. What is the dropout voltage of SPX1587U-L-3-3?

    • The dropout voltage of SPX1587U-L-3-3 is typically 1.5V at full load.

  5. Is SPX1587U-L-3-3 a low-dropout regulator (LDO)?

    • Yes, SPX1587U-L-3-3 is a low-dropout regulator (LDO).

  6. What are the typical applications for SPX1587U-L-3-3?

    • SPX1587U-L-3-3 is commonly used in applications such as post regulators, battery chargers, and portable devices.

  7. Does SPX1587U-L-3-3 require an external heat sink?

    • Whether an external heat sink is required depends on the specific application and the power dissipation of the regulator.

  8. What is the operating temperature range of SPX1587U-L-3-3?

    • The operating temperature range of SPX1587U-L-3-3 is -40°C to 125°C.

  9. Can SPX1587U-L-3-3 be used in automotive applications?

    • Yes, SPX1587U-L-3-3 is suitable for use in automotive applications.

  10. What are the key features of SPX1587U-L-3-3?

    • The key features of SPX1587U-L-3-3 include thermal shutdown, current limit protection, and high ripple rejection.

I hope these questions and answers are helpful for your technical solutions involving SPX1587U-L-3-3! Let me know if you need further assistance.