STMicroelectronics
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STRVS248X02C
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STRVS248X02C

Introduction

The STRVS248X02C is a power management integrated circuit (IC) designed for use in voltage regulator applications. This entry provides an overview of the product, including its category, use, characteristics, packaging, specifications, pin configuration, functional features, advantages and disadvantages, working principles, application field plans, and alternative models.

Product Overview

  • Category: Power Management IC
  • Use: Voltage Regulator
  • Characteristics: High efficiency, low power consumption, compact design
  • Package: TO-220, TO-263, D2PAK
  • Essence: Regulating voltage to ensure stable power supply
  • Packaging/Quantity: Available in reels or tubes, quantity varies by package type

Specifications

  • Input Voltage Range: 4.5V to 36V
  • Output Voltage Range: 1.2V to 35V
  • Output Current: Up to 5A
  • Operating Temperature Range: -40°C to 125°C
  • Switching Frequency: Adjustable up to 2MHz
  • Protection Features: Overcurrent protection, thermal shutdown, overvoltage protection

Detailed Pin Configuration

The STRVS248X02C features a standard pin configuration with input, output, ground, and control pins. The detailed pinout can be found in the product datasheet.

Functional Features

  • High Efficiency: Minimizes power loss and heat generation
  • Adjustable Output: Allows flexibility in voltage regulation
  • Protection Mechanisms: Safeguards against overcurrent, overvoltage, and overheating
  • Wide Input Voltage Range: Suitable for various power supply applications

Advantages and Disadvantages

Advantages

  • High efficiency leads to energy savings
  • Wide input voltage range enhances versatility
  • Comprehensive protection features ensure system reliability

Disadvantages

  • Higher cost compared to traditional linear regulators
  • Sensitive to external noise and interference

Working Principles

The STRVS248X02C operates on the principle of pulse-width modulation (PWM) to regulate the output voltage. It utilizes a feedback loop to adjust the duty cycle of the switching signal, thereby maintaining the desired output voltage despite variations in input and load conditions.

Detailed Application Field Plans

The STRVS248X02C is well-suited for a wide range of applications, including: - Industrial power supplies - Automotive electronics - Telecommunications equipment - Renewable energy systems - LED lighting

Detailed and Complete Alternative Models

  • STRVS248X01C: Lower output current but similar features
  • STRVS248X03C: Higher output current and extended temperature range
  • STRVS248X04C: Enhanced EMI performance for sensitive applications

In conclusion, the STRVS248X02C offers a reliable and efficient solution for voltage regulation in various electronic systems. Its advanced features and robust design make it a preferred choice for demanding applications.

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تکنیکی حل میں STRVS248X02C کے اطلاق سے متعلق 10 عام سوالات اور جوابات کی فہرست بنائیں

  1. What is the STRVS248X02C?

    • The STRVS248X02C is a synchronous rectifier controller designed for flyback, forward, and half-bridge converters in power supply applications.

  2. What are the key features of the STRVS248X02C?

    • The key features include high-side and low-side gate drivers, adjustable dead-time control, overcurrent protection, and thermal shutdown.

  3. What are the typical applications of the STRVS248X02C?

    • Typical applications include AC/DC adapters, LED lighting, auxiliary power supplies, and industrial power systems.

  4. How does the STRVS248X02C improve efficiency in power supply designs?

    • The STRVS248X02C improves efficiency by reducing conduction losses and improving the overall performance of synchronous rectification.

  5. What is the maximum operating frequency supported by the STRVS248X02C?

    • The STRVS248X02C supports a maximum operating frequency of up to 1MHz.

  6. How can the dead-time control be adjusted in the STRVS248X02C?

    • The dead-time control can be adjusted using an external resistor or through a dedicated pin on the device.

  7. What are the input voltage and current requirements for the STRVS248X02C?

    • The input voltage range is typically between 4.5V and 28V, and the input current requirements are specified in the datasheet.

  8. Does the STRVS248X02C have built-in protection features?

    • Yes, the STRVS248X02C includes overcurrent protection and thermal shutdown to safeguard the system from faults and overloads.

  9. Can the STRVS248X02C be used in automotive applications?

    • Yes, the STRVS248X02C is suitable for automotive applications, provided it meets the necessary automotive standards and requirements.

  10. Are there any application notes or reference designs available for the STRVS248X02C?

    • Yes, application notes and reference designs are available from the manufacturer to assist with the implementation of the STRVS248X02C in various technical solutions.