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RT8272GSP
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RT8272GSP

Product Overview

Category

The RT8272GSP belongs to the category of voltage regulators.

Use

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

Characteristics

  • Input Voltage Range: 4.5V to 18V
  • Output Voltage Range: 0.6V to 15V
  • Maximum Output Current: 3A
  • Low Dropout Voltage: 340mV at 3A
  • High PSRR: 70dB at 1kHz
  • Thermal Shutdown and Overcurrent Protection

Package

The RT8272GSP comes in a small outline package (SOP-8).

Essence

The essence of RT8272GSP lies in its ability to efficiently regulate voltage with low dropout and high PSRR.

Packaging/Quantity

The RT8272GSP is typically packaged in reels with a quantity of 2500 units per reel.

Specifications

  • Input Voltage Range: 4.5V to 18V
  • Output Voltage Range: 0.6V to 15V
  • Maximum Output Current: 3A
  • Dropout Voltage: 340mV at 3A
  • PSRR: 70dB at 1kHz
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

The RT8272GSP has the following pin configuration: 1. VIN (Input Voltage) 2. GND (Ground) 3. EN (Enable) 4. BP (Bypass) 5. NC (No Connection) 6. NC (No Connection) 7. NC (No Connection) 8. VOUT (Output Voltage)

Functional Features

  • Wide Input Voltage Range
  • Low Dropout Voltage
  • High PSRR
  • Thermal Shutdown and Overcurrent Protection
  • Enable Function for Power Savings

Advantages and Disadvantages

Advantages

  • Wide input voltage range allows for versatile applications
  • Low dropout voltage ensures efficient power conversion
  • High PSRR provides clean output voltage
  • Thermal shutdown and overcurrent protection enhance reliability
  • Enable function enables power savings when the regulator is not in use

Disadvantages

  • Limited maximum output current compared to some other regulators
  • The SOP-8 package may not be suitable for all applications requiring higher power dissipation

Working Principles

The RT8272GSP operates by comparing the reference voltage with the feedback voltage to adjust the output voltage, while the enable function allows for power savings when the regulator is not needed.

Detailed Application Field Plans

The RT8272GSP is well-suited for various applications including: - Battery-powered devices - Portable electronics - Industrial control systems - Automotive electronics - Telecommunications equipment

Detailed and Complete Alternative Models

Some alternative models to the RT8272GSP include: - LM317 - LM7805 - LT1083 - ADP3338

In conclusion, the RT8272GSP is a versatile voltage regulator with a wide input voltage range, low dropout voltage, and high PSRR, making it suitable for a variety of electronic applications.

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Enumere 10 preguntas y respuestas comunes relacionadas con la aplicación de RT8272GSP en soluciones técnicas

Sure, here are 10 common questions and answers related to the application of RT8272GSP:

  1. What is RT8272GSP?

    • RT8272GSP is a high-efficiency, synchronous step-down DC/DC converter that provides a highly integrated solution for systems requiring multiple power rails.

  2. What is the input voltage range of RT8272GSP?

    • The input voltage range of RT8272GSP is from 4.5V to 18V.

  3. What is the output current capability of RT8272GSP?

    • RT8272GSP can provide an output current of up to 3A.

  4. What is the switching frequency of RT8272GSP?

    • The switching frequency of RT8272GSP is typically set at 1.5MHz.

  5. What are the key features of RT8272GSP?

    • The key features of RT8272GSP include high efficiency, wide input voltage range, adjustable output voltage, overcurrent protection, and thermal shutdown.

  6. Can RT8272GSP be used in automotive applications?

    • Yes, RT8272GSP is suitable for automotive applications due to its wide input voltage range and robust design.

  7. How can I adjust the output voltage of RT8272GSP?

    • The output voltage of RT8272GSP can be adjusted using an external resistor divider connected to the FB pin.

  8. What are the typical applications of RT8272GSP?

    • Typical applications of RT8272GSP include point-of-load regulation, distributed power systems, industrial equipment, and consumer electronics.

  9. Does RT8272GSP have built-in thermal protection?

    • Yes, RT8272GSP includes thermal shutdown protection to prevent damage from excessive temperature.

  10. Is RT8272GSP available in a small package?

    • Yes, RT8272GSP is available in a compact 3x3mm QFN package, making it suitable for space-constrained designs.

I hope these questions and answers are helpful! Let me know if you need further assistance.