Richtek USA Inc.
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RT9013-28GU5
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RT9013-28GU5

Product Overview

Category

RT9013-28GU5 belongs to the category of voltage regulators.

Use

It is commonly used for voltage regulation in electronic circuits.

Characteristics

  • Low dropout voltage
  • High output accuracy
  • Low quiescent current
  • Thermal shutdown protection

Package

RT9013-28GU5 is available in a small SOT-23 package.

Essence

The essence of RT9013-28GU5 lies in its ability to regulate voltage efficiently and accurately.

Packaging/Quantity

RT9013-28GU5 is typically packaged in reels, with each reel containing a specific quantity of units.

Specifications

  • Input Voltage Range: 2.5V - 5.5V
  • Output Voltage: 2.8V
  • Dropout Voltage: 200mV (typical)
  • Quiescent Current: 45µA (typical)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

RT9013-28GU5 has three pins:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. VOUT: Output voltage pin

Functional Features

  • Low dropout voltage ensures efficient voltage regulation even when the input voltage is close to the desired output voltage.
  • High output accuracy guarantees precise voltage regulation within specified tolerances.
  • Low quiescent current minimizes power consumption when the regulator is idle.
  • Thermal shutdown protection prevents damage due to excessive temperature.

Advantages and Disadvantages

Advantages

  • Efficient voltage regulation
  • Accurate output voltage
  • Low power consumption
  • Protection against overheating

Disadvantages

  • Limited input voltage range (2.5V - 5.5V)
  • Dropout voltage may affect performance in low voltage applications

Working Principles

RT9013-28GU5 operates based on the principle of feedback control. It compares the output voltage with a reference voltage and adjusts the internal circuitry to maintain the desired output voltage.

Detailed Application Field Plans

RT9013-28GU5 finds applications in various electronic devices, including but not limited to: - Mobile phones - Portable media players - Digital cameras - Wireless communication systems - Battery-powered devices

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to RT9013-28GU5 are: - LM1117-2.8 - MCP1700-2802E/TO - LP2985-2.8

These models offer similar functionality and characteristics, providing options for different design requirements.

In conclusion, RT9013-28GU5 is a voltage regulator with excellent performance characteristics, making it suitable for a wide range of electronic applications. Its efficient voltage regulation, accuracy, low power consumption, and thermal protection make it a reliable choice for designers. However, its limited input voltage range and dropout voltage should be taken into consideration when selecting an appropriate model for specific applications.

Énumérez 10 questions et réponses courantes liées à l'application de RT9013-28GU5 dans les solutions techniques

Sure! Here are 10 common questions and answers related to the application of RT9013-28GU5 in technical solutions:

  1. Q: What is RT9013-28GU5? A: RT9013-28GU5 is a voltage regulator IC (integrated circuit) that provides a fixed output voltage of 2.8V.

  2. Q: What are the typical applications of RT9013-28GU5? A: RT9013-28GU5 is commonly used in various electronic devices such as mobile phones, tablets, portable media players, and other battery-powered devices.

  3. Q: What is the input voltage range for RT9013-28GU5? A: The input voltage range for RT9013-28GU5 is typically between 2.5V and 5.5V.

  4. Q: What is the maximum output current of RT9013-28GU5? A: The maximum output current of RT9013-28GU5 is typically around 300mA.

  5. Q: Does RT9013-28GU5 require any external components for operation? A: Yes, RT9013-28GU5 requires a few external components such as input and output capacitors for stability and filtering.

  6. Q: Can RT9013-28GU5 operate in a wide temperature range? A: Yes, RT9013-28GU5 is designed to operate in a wide temperature range, typically from -40°C to +85°C.

  7. Q: Is RT9013-28GU5 a low dropout regulator (LDO)? A: Yes, RT9013-28GU5 is an LDO regulator, which means it can maintain a stable output voltage even when the input voltage is close to the output voltage.

  8. Q: What is the dropout voltage of RT9013-28GU5? A: The dropout voltage of RT9013-28GU5 is typically around 200mV at a load current of 100mA.

  9. Q: Can RT9013-28GU5 handle short-circuit conditions? A: Yes, RT9013-28GU5 has built-in protection features such as current limiting and thermal shutdown to handle short-circuit conditions.

  10. Q: Is RT9013-28GU5 available in different package options? A: Yes, RT9013-28GU5 is available in various package options such as SOT-23, SOT-89, and DFN, allowing flexibility in design and PCB layout.

Please note that the answers provided here are general and may vary depending on the specific datasheet and manufacturer's specifications for RT9013-28GU5.