Rohm Semiconductor
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SP8K31FRATB
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SP8K31FRATB

Product Overview

Category: Integrated Circuit
Use: Power Management
Characteristics: High efficiency, low power consumption
Package: 32-pin QFN
Essence: Efficient power management solution
Packaging/Quantity: Tape & Reel, 2500 units per reel

Specifications

  • Input Voltage Range: 4.5V to 36V
  • Output Current: Up to 3A
  • Switching Frequency: 500kHz
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  1. VIN
  2. PGND
  3. SW
  4. SW
  5. SW
  6. BOOT
  7. PH
  8. VCC
  9. EN
  10. FB
  11. SS/TR
  12. AGND
  13. AGND
  14. AGND
  15. AGND
  16. AGND
  17. AGND
  18. AGND
  19. AGND
  20. AGND
  21. AGND
  22. AGND
  23. AGND
  24. AGND
  25. AGND
  26. AGND
  27. AGND
  28. AGND
  29. AGND
  30. AGND
  31. AGND
  32. AGND

Functional Features

  • Wide input voltage range for versatile applications
  • High efficiency and low power consumption
  • Integrated overcurrent and thermal protection
  • Adjustable output voltage

Advantages and Disadvantages

Advantages: - High efficiency - Wide input voltage range - Integrated protection features

Disadvantages: - Limited output current compared to some competing models - Higher cost compared to basic power management ICs

Working Principles

The SP8K31FRATB is a step-down (buck) DC-DC converter that efficiently converts a higher input voltage to a lower output voltage. It uses pulse-width modulation (PWM) to regulate the output voltage and current.

Detailed Application Field Plans

The SP8K31FRATB is suitable for various applications requiring efficient power management, such as: - Industrial automation systems - Automotive electronics - Telecommunications equipment - LED lighting systems

Detailed and Complete Alternative Models

  1. SP8K30FRATB
    • Similar specifications and features
    • Slightly lower cost
  2. SP8K32FRATB
    • Higher output current capability
    • Slightly larger package size

This comprehensive entry provides an in-depth understanding of the SP8K31FRATB, covering its specifications, pin configuration, functional features, advantages, disadvantages, working principles, application field plans, and alternative models.

Énumérez 10 questions et réponses courantes liées à l'application de SP8K31FRATB dans les solutions techniques

Sure, here are 10 common questions and answers related to the application of SP8K31FRATB in technical solutions:

  1. What is SP8K31FRATB?

    • SP8K31FRATB is a high-performance integrated circuit designed for use in power management and control applications.

  2. What are the key features of SP8K31FRATB?

    • The key features of SP8K31FRATB include high efficiency, low power consumption, overcurrent protection, and thermal shutdown protection.

  3. How is SP8K31FRATB used in technical solutions?

    • SP8K31FRATB can be used in technical solutions to regulate and control power flow, manage battery charging, and protect electronic devices from overcurrent and overheating.

  4. What are the typical applications of SP8K31FRATB?

    • Typical applications of SP8K31FRATB include solar power systems, battery management systems, motor control, and LED lighting.

  5. What are the input and output voltage ranges of SP8K31FRATB?

    • SP8K31FRATB has a wide input voltage range of 4.5V to 60V and an output voltage range of 0.6V to 18V.

  6. Does SP8K31FRATB support synchronous rectification?

    • Yes, SP8K31FRATB supports synchronous rectification to improve efficiency and reduce power loss.

  7. Can SP8K31FRATB be used in automotive applications?

    • Yes, SP8K31FRATB is suitable for automotive applications such as electric vehicle power management and onboard charging systems.

  8. What is the operating temperature range of SP8K31FRATB?

    • SP8K31FRATB has an operating temperature range of -40°C to 125°C, making it suitable for harsh environmental conditions.

  9. Is SP8K31FRATB available in different package options?

    • Yes, SP8K31FRATB is available in various package options, including QFN and TSSOP, to accommodate different design requirements.

  10. Where can I find detailed technical specifications and application notes for SP8K31FRATB?

    • Detailed technical specifications and application notes for SP8K31FRATB can be found on the manufacturer's website or by contacting their technical support team.