Richtek USA Inc.
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RT8209BGQW
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RT8209BGQW

Product Overview

Category

The RT8209BGQW belongs to the category of voltage regulators.

Use

It is used to regulate voltage in electronic circuits, ensuring a stable and reliable power supply.

Characteristics

  • Input Voltage Range: 2.5V to 6V
  • Output Voltage Range: 0.8V to VIN
  • Maximum Output Current: 3A
  • Low Dropout Voltage: 200mV at 1.5A
  • Package: QFN-16 (3x3)

Package

The RT8209BGQW comes in a QFN-16 package.

Essence

The essence of the RT8209BGQW lies in its ability to provide efficient voltage regulation for various electronic applications.

Packaging/Quantity

The RT8209BGQW is typically available in reels with a specific quantity per reel, as specified by the manufacturer.

Specifications

  • Input Voltage Range: 2.5V to 6V
  • Output Voltage Range: 0.8V to VIN
  • Maximum Output Current: 3A
  • Dropout Voltage: 200mV at 1.5A
  • Quiescent Current: 100μA
  • Operating Temperature Range: -40°C to 125°C
  • Package: QFN-16 (3x3)

Detailed Pin Configuration

The RT8209BGQW has a detailed pin configuration as follows: 1. VIN 2. PGND 3. SW 4. FB 5. EN 6. SS 7. COMP 8. AGND 9. VOUT

Functional Features

  • Overcurrent Protection
  • Thermal Shutdown
  • Short-Circuit Protection
  • Soft-Start Function
  • Adjustable Output Voltage

Advantages and Disadvantages

Advantages

  • Wide input voltage range
  • High output current capability
  • Integrated protection features

Disadvantages

  • Higher quiescent current compared to some alternatives
  • Limited output voltage range

Working Principles

The RT8209BGQW operates by comparing the feedback voltage with a reference voltage to adjust the duty cycle of the internal PWM controller, thereby regulating the output voltage.

Detailed Application Field Plans

The RT8209BGQW is suitable for a wide range of applications including: - Portable electronic devices - Consumer electronics - Industrial equipment - Automotive systems

Detailed and Complete Alternative Models

Some alternative models to the RT8209BGQW include: - RT8206B - RT8207G - RT8208B - RT8209H

In conclusion, the RT8209BGQW is a versatile voltage regulator with a wide input voltage range, making it suitable for various electronic applications. Its integrated protection features and high output current capability make it a reliable choice for designers seeking stable power supplies.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan RT8209BGQW dalam solusi teknis

  1. What is the maximum input voltage for RT8209BGQW?

    • The maximum input voltage for RT8209BGQW is 24V.

  2. What is the typical output current of RT8209BGQW?

    • The typical output current of RT8209BGQW is 3A.

  3. Can RT8209BGQW be used in automotive applications?

    • Yes, RT8209BGQW is suitable for automotive applications.

  4. What is the operating temperature range for RT8209BGQW?

    • The operating temperature range for RT8209BGQW is -40°C to 85°C.

  5. Is RT8209BGQW compatible with low ESR ceramic capacitors?

    • Yes, RT8209BGQW is compatible with low ESR ceramic capacitors.

  6. Does RT8209BGQW have overcurrent protection?

    • Yes, RT8209BGQW features overcurrent protection.

  7. What is the typical dropout voltage of RT8209BGQW?

    • The typical dropout voltage of RT8209BGQW is 300mV at 1A load.

  8. Can RT8209BGQW be used in battery-powered applications?

    • Yes, RT8209BGQW is suitable for battery-powered applications.

  9. What is the typical quiescent current of RT8209BGQW?

    • The typical quiescent current of RT8209BGQW is 75µA.

  10. Is RT8209BGQW available in a compact package?

    • Yes, RT8209BGQW is available in a small and compact WDFN-8L 3x3 package.