STMicroelectronics
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STRVS252X02F
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STRVS252X02F

Product Overview

Category

The STRVS252X02F belongs to the category of voltage regulators.

Use

It is used to regulate and stabilize voltage in electronic circuits and devices.

Characteristics

  • High efficiency
  • Low dropout voltage
  • Overcurrent protection
  • Thermal shutdown protection

Package

The STRVS252X02F comes in a compact surface-mount package.

Essence

The essence of this product lies in its ability to provide stable voltage output for various electronic applications.

Packaging/Quantity

The product is typically packaged in reels and quantities vary based on manufacturer specifications.

Specifications

  • Input Voltage Range: 4.5V to 28V
  • Output Voltage Range: 1.2V to 20V
  • Maximum Output Current: 2A
  • Dropout Voltage: 300mV at 2A
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The detailed pin configuration of the STRVS252X02F includes input, output, ground, and enable pins, each serving specific functions within the circuit.

Functional Features

  • Adjustable output voltage
  • Short-circuit protection
  • Low quiescent current
  • Fast transient response

Advantages and Disadvantages

Advantages

  • Wide input voltage range
  • High efficiency
  • Compact package size
  • Overcurrent and thermal protection

Disadvantages

  • Limited maximum output current
  • Sensitive to external noise in some applications

Working Principles

The STRVS252X02F operates by comparing the output voltage to a reference voltage and adjusting the internal circuitry to maintain a stable output voltage despite variations in input voltage and load conditions.

Detailed Application Field Plans

The STRVS252X02F is commonly used in: - Battery-powered devices - Portable electronics - Automotive applications - Industrial control systems

Detailed and Complete Alternative Models

Some alternative models to the STRVS252X02F include: - LM2940 - LT1086 - ADP3338

In conclusion, the STRVS252X02F is a versatile voltage regulator with a wide range of applications, offering high efficiency and reliable performance in various electronic systems.

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Перелічіть 10 типових запитань і відповідей, пов’язаних із застосуванням STRVS252X02F у технічних рішеннях

  1. What is the STRVS252X02F?

    • The STRVS252X02F is a high-voltage, current-mode PWM controller designed for offline flyback converters.

  2. What are the key features of the STRVS252X02F?

    • The key features include a wide VCC operating range, integrated 700V MOSFET, adjustable switching frequency, and comprehensive protection features.

  3. What are the typical applications of the STRVS252X02F?

    • Typical applications include LED lighting, auxiliary power supplies, home appliances, and industrial power systems.

  4. How does the STRVS252X02F help in achieving high efficiency?

    • The device's current-mode control and integrated MOSFET contribute to high efficiency by enabling precise control of the power delivery.

  5. What are the recommended input and output voltage ranges for the STRVS252X02F?

    • The recommended input voltage range is typically up to 265V, and the output voltage can be tailored to specific application requirements.

  6. What protection features does the STRVS252X02F offer?

    • It provides comprehensive protection against overcurrent, overvoltage, undervoltage lockout, and thermal shutdown to ensure system reliability.

  7. Can the switching frequency of the STRVS252X02F be adjusted?

    • Yes, the switching frequency can be adjusted to meet the needs of different applications, offering flexibility in design.

  8. What are the advantages of using the STRVS252X02F in LED lighting applications?

    • The device's high-voltage capability, precise control, and protection features make it well-suited for driving LED lighting with high efficiency and reliability.

  9. Does the STRVS252X02F require external components for operation?

    • While it requires minimal external components, additional passive and active components may be needed based on the specific application requirements.

  10. Where can I find detailed technical information and application notes for the STRVS252X02F?

    • Detailed technical information and application notes can be found in the product datasheet, application notes provided by the manufacturer, and relevant technical resources.