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LC709202FRD-02-2H
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LC709202FRD-02-2H

Product Overview

Category

LC709202FRD-02-2H belongs to the category of integrated circuits (ICs).

Use

This product is primarily used for battery management in electronic devices.

Characteristics

  • Integrated circuit for battery management
  • High precision and accuracy
  • Low power consumption
  • Compact size
  • Wide operating voltage range

Package

LC709202FRD-02-2H is available in a small form factor package, suitable for surface mount technology (SMT) applications.

Essence

The essence of LC709202FRD-02-2H lies in its ability to accurately monitor and manage battery parameters, ensuring optimal performance and safety.

Packaging/Quantity

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

Specifications

  • Operating Voltage Range: 2.5V - 4.5V
  • Battery Voltage Measurement Range: 0V - 4.5V
  • Temperature Measurement Range: -40°C to +85°C
  • Communication Interface: I2C
  • Dimensions: 3mm x 3mm

Detailed Pin Configuration

  1. VDD: Power supply input
  2. GND: Ground reference
  3. SDA: Serial data line for I2C communication
  4. SCL: Serial clock line for I2C communication
  5. ALERT: Interrupt output for battery status changes
  6. BAT: Battery voltage measurement input

Functional Features

  • Accurate battery voltage measurement
  • Temperature monitoring for thermal protection
  • Overvoltage and undervoltage detection
  • Charge and discharge current measurement
  • Battery capacity estimation
  • Programmable alert thresholds
  • Low-power sleep mode

Advantages and Disadvantages

Advantages

  • High precision and accuracy in battery management
  • Compact size allows for integration into small devices
  • Wide operating voltage range accommodates various battery types
  • Low power consumption prolongs battery life

Disadvantages

  • Limited to I2C communication interface
  • Temperature measurement range may not be suitable for extreme environments

Working Principles

LC709202FRD-02-2H operates by continuously monitoring the battery voltage and temperature. It utilizes an internal algorithm to estimate the battery's state of charge (SOC) and capacity. The device communicates with the host system through the I2C interface, providing real-time battery information and triggering alerts when certain thresholds are exceeded.

Detailed Application Field Plans

LC709202FRD-02-2H finds applications in a wide range of electronic devices, including but not limited to: - Smartphones and tablets - Wearable devices - Portable medical equipment - IoT devices - Power banks

Detailed and Complete Alternative Models

  1. LC709203F: Similar functionality with additional features such as fuel gauge and coulomb counter.
  2. BQ76930: Battery management IC with enhanced protection features and support for multi-cell battery packs.
  3. MAX17055: Highly integrated fuel gauge IC with advanced algorithms for accurate SOC estimation.

(Note: This list is not exhaustive and there are several other alternative models available in the market.)

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Lista 10 Vanliga frågor och svar relaterade till tillämpningen av LC709202FRD-02-2H i tekniska lösningar

Sure! Here are 10 common questions and answers related to the application of LC709202FRD-02-2H in technical solutions:

  1. Q: What is LC709202FRD-02-2H? A: LC709202FRD-02-2H is a lithium-ion battery fuel gauge IC (Integrated Circuit) designed for accurately monitoring the state of charge (SOC) of single-cell lithium-ion batteries.

  2. Q: What are the key features of LC709202FRD-02-2H? A: The key features of LC709202FRD-02-2H include high accuracy, low power consumption, small form factor, I2C communication interface, and support for various battery pack configurations.

  3. Q: How does LC709202FRD-02-2H measure battery SOC? A: LC709202FRD-02-2H uses an advanced algorithm that combines voltage, current, temperature, and other parameters to estimate the state of charge of the battery.

  4. Q: Can LC709202FRD-02-2H be used with any lithium-ion battery? A: Yes, LC709202FRD-02-2H is compatible with most single-cell lithium-ion batteries commonly used in portable electronic devices.

  5. Q: What is the typical accuracy of LC709202FRD-02-2H? A: LC709202FRD-02-2H offers high accuracy with SOC measurement error typically within ±1%.

  6. Q: Does LC709202FRD-02-2H support battery protection features? A: Yes, LC709202FRD-02-2H provides built-in overvoltage, undervoltage, and overcurrent protection to ensure safe operation of the battery.

  7. Q: Can LC709202FRD-02-2H be used in automotive applications? A: Yes, LC709202FRD-02-2H is suitable for automotive applications and complies with relevant industry standards.

  8. Q: Does LC709202FRD-02-2H support battery pack balancing? A: No, LC709202FRD-02-2H does not have built-in balancing functionality. It focuses on accurate SOC measurement and battery protection.

  9. Q: What is the operating voltage range of LC709202FRD-02-2H? A: LC709202FRD-02-2H operates within a voltage range of 2.7V to 4.5V.

  10. Q: Are evaluation boards or reference designs available for LC709202FRD-02-2H? A: Yes, manufacturers often provide evaluation boards and reference designs to help developers integrate LC709202FRD-02-2H into their technical solutions easily.

Please note that these answers are general and may vary depending on the specific implementation and manufacturer's documentation.