Toshiba Semiconductor and Storage
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RN4901,LF(CT
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RN4901,LF(CT) Product Overview

Basic Information

  • Category: Integrated Circuit (IC)
  • Use: Voltage Regulator
  • Characteristics: Low dropout voltage, high accuracy, low quiescent current
  • Package: SOT-23-5
  • Essence: Regulates input voltage to a stable output voltage
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Input Voltage Range: 2.0V to 6.0V
  • Output Voltage Range: 1.2V to 5.5V
  • Dropout Voltage: 200mV at 150mA
  • Quiescent Current: 45µA
  • Output Current: 150mA
  • Operating Temperature Range: -40°C to 125°C

Detailed Pin Configuration

  1. GND
  2. VOUT
  3. NC
  4. VIN
  5. EN

Functional Features

  • Low dropout voltage for extended battery life
  • High accuracy over line and load variations
  • Low quiescent current for power-sensitive applications
  • Thermal shutdown and current limit protection

Advantages

  • Small package size for space-constrained designs
  • Wide input voltage range for versatile applications
  • Excellent line and load regulation for stable output
  • Low dropout voltage enables efficient operation

Disadvantages

  • Limited output current compared to higher-power regulators
  • Sensitive to external noise due to low quiescent current

Working Principles

The RN4901,LF(CT) utilizes a reference voltage and feedback loop to maintain a stable output voltage despite fluctuations in the input voltage or load conditions. It achieves this by adjusting the pass transistor to regulate the output voltage within the specified range.

Detailed Application Field Plans

  • Battery-powered devices
  • Portable electronics
  • IoT sensors
  • Wearable devices
  • Low-power microcontroller systems

Detailed and Complete Alternative Models

  1. LM1117MPX-3.3/NOPB: Similar low dropout voltage regulator with higher output current capability
  2. XC6206P332MR-G: Ultra-low quiescent current LDO regulator for power-sensitive applications

Note: The alternative models listed above are for reference purposes and may require additional evaluation based on specific application requirements.

This comprehensive entry provides an in-depth understanding of the RN4901,LF(CT) voltage regulator, including its specifications, functional features, advantages, disadvantages, working principles, application field plans, and alternative models, making it a valuable resource for engineers and designers seeking reliable voltage regulation solutions.

Wymień 10 typowych pytań i odpowiedzi związanych z zastosowaniem RN4901,LF(CT w rozwiązaniach technicznych

  1. What is RN4901,LF(CT)?

    • RN4901,LF(CT) is a low-power, high-performance Bluetooth Low Energy (BLE) module designed for easy integration into various applications.

  2. What are the key features of RN4901,LF(CT)?

    • The key features of RN4901,LF(CT) include low power consumption, integrated antenna, and support for Bluetooth 5.0.

  3. How can RN4901,LF(CT) be used in technical solutions?

    • RN4901,LF(CT) can be used in technical solutions such as IoT devices, smart home automation, asset tracking, and wearable devices.

  4. What are the typical power requirements for RN4901,LF(CT)?

    • RN4901,LF(CT) typically operates on low power, making it suitable for battery-powered devices and energy-efficient applications.

  5. Does RN4901,LF(CT) support over-the-air firmware updates?

    • Yes, RN4901,LF(CT) supports over-the-air firmware updates, allowing for easy maintenance and feature enhancements.

  6. What programming interfaces are compatible with RN4901,LF(CT)?

    • RN4901,LF(CT) supports various programming interfaces such as UART, SPI, and I2C, enabling seamless integration with microcontrollers and other devices.

  7. Can RN4901,LF(CT) be used for location tracking applications?

    • Yes, RN4901,LF(CT) can be utilized for location tracking applications by leveraging its Bluetooth connectivity and low-power operation.

  8. What security features does RN4901,LF(CT) offer?

    • RN4901,LF(CT) provides security features such as encryption and authentication to ensure data privacy and integrity in communication.

  9. Is RN4901,LF(CT) certified for compliance with industry standards?

    • Yes, RN4901,LF(CT) is certified for compliance with industry standards such as FCC, CE, and Bluetooth SIG, ensuring reliability and interoperability.

  10. Are there any development tools or resources available for RN4901,LF(CT)?

    • Yes, there are development tools and resources provided by the manufacturer, including documentation, software development kits (SDKs), and application examples to facilitate integration and development with RN4901,LF(CT).