Richtek USA Inc.
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RT9742BNGJ5F
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RT9742BNGJ5F

Product Overview

Category

RT9742BNGJ5F belongs to the category of integrated circuits (ICs).

Use

It is commonly used in electronic devices for voltage regulation and power management.

Characteristics

  • Voltage regulation
  • Power management
  • Integrated circuit design
  • Small form factor

Package

RT9742BNGJ5F is available in a compact surface-mount package.

Essence

The essence of RT9742BNGJ5F lies in its ability to regulate voltage efficiently and manage power consumption effectively.

Packaging/Quantity

RT9742BNGJ5F is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 0.6V to VIN
  • Maximum Output Current: 1A
  • Quiescent Current: 50µA
  • Operating Temperature Range: -40°C to +85°C
  • Efficiency: Up to 95%
  • Switching Frequency: 1.2MHz

Detailed Pin Configuration

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. EN: Enable pin
  4. FB: Feedback pin
  5. SW: Switch pin
  6. VOUT: Output voltage pin

Functional Features

  • Wide input voltage range for versatile applications
  • High efficiency for reduced power loss
  • Overcurrent protection for enhanced safety
  • Thermal shutdown protection for temperature regulation
  • Soft-start function for smooth power-up

Advantages and Disadvantages

Advantages

  • Compact size allows for space-saving designs
  • Efficient voltage regulation ensures stable performance
  • Wide input voltage range accommodates various power sources
  • Integrated protection features enhance reliability

Disadvantages

  • Limited maximum output current may not be suitable for high-power applications
  • Higher cost compared to non-integrated voltage regulators

Working Principles

RT9742BNGJ5F operates based on a switching regulator topology. It utilizes a control circuitry that rapidly switches the input voltage on and off, regulating the output voltage according to the feedback received from the FB pin. This switching action allows for efficient power conversion and voltage regulation.

Detailed Application Field Plans

RT9742BNGJ5F finds applications in various electronic devices, including but not limited to: - Mobile phones - Tablets - Portable gaming consoles - Wearable devices - IoT devices - Battery-powered devices

Detailed and Complete Alternative Models

  1. RT9742BNGJ6F
  2. RT9742BNGJ7F
  3. RT9742BNGJ8F
  4. RT9742BNGJ9F
  5. RT9742BNGJAF

These alternative models offer similar functionality and characteristics to RT9742BNGJ5F, providing flexibility in design choices.

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Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem RT9742BNGJ5F w rozwiązaniach technicznych

Sure! Here are 10 common questions and answers related to the application of RT9742BNGJ5F in technical solutions:

  1. Q: What is RT9742BNGJ5F? A: RT9742BNGJ5F is a specific model of integrated circuit (IC) or power management IC (PMIC) commonly used in technical solutions.

  2. Q: What are the key features of RT9742BNGJ5F? A: Some key features of RT9742BNGJ5F include high efficiency, low quiescent current, wide input voltage range, and multiple protection functions.

  3. Q: What are the typical applications of RT9742BNGJ5F? A: RT9742BNGJ5F is often used in various technical solutions such as portable devices, battery-powered systems, IoT devices, and other low-power applications.

  4. Q: What is the input voltage range supported by RT9742BNGJ5F? A: The input voltage range supported by RT9742BNGJ5F typically ranges from 2.7V to 5.5V.

  5. Q: What is the output voltage range provided by RT9742BNGJ5F? A: The output voltage range provided by RT9742BNGJ5F can be adjusted from 0.6V to 5.5V.

  6. Q: How efficient is RT9742BNGJ5F? A: RT9742BNGJ5F offers high efficiency, typically above 90%, which helps to minimize power losses and maximize battery life.

  7. Q: Does RT9742BNGJ5F have any built-in protection features? A: Yes, RT9742BNGJ5F incorporates various protection features such as over-temperature protection, over-current protection, and short-circuit protection.

  8. Q: Can RT9742BNGJ5F support multiple outputs? A: No, RT9742BNGJ5F is a single-output PMIC and does not support multiple outputs.

  9. Q: Is RT9742BNGJ5F suitable for low-power applications? A: Yes, RT9742BNGJ5F is specifically designed for low-power applications and can efficiently manage power in such systems.

  10. Q: Are there any evaluation boards or reference designs available for RT9742BNGJ5F? A: Yes, the manufacturer of RT9742BNGJ5F provides evaluation boards and reference designs to help users understand and implement the IC in their technical solutions.

Please note that the specific details may vary depending on the manufacturer's documentation and datasheets for RT9742BNGJ5F.