ON Semiconductor
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LC709006A-E
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LC709006A-E

Product Overview

Category: Integrated Circuit (IC)

Use: Battery Fuel Gauge IC

Characteristics: - Measures the remaining capacity of a rechargeable lithium-ion battery - Provides accurate information about the battery's state of charge - Enables efficient power management in portable devices

Package: QFN (Quad Flat No-leads) package

Essence: The LC709006A-E is an advanced battery fuel gauge IC that accurately measures the remaining capacity of a lithium-ion battery, allowing for efficient power management in portable devices.

Packaging/Quantity: The LC709006A-E is available in a QFN package and is typically sold in reels containing 3000 units.

Specifications

  • Operating Voltage Range: 2.7V to 4.5V
  • Battery Voltage Measurement Range: 2.7V to 4.5V
  • Temperature Measurement Range: -40°C to +85°C
  • Communication Interface: I2C
  • Accuracy: ±1% (typical)
  • Low Power Consumption: 12µA (typical)
  • Battery Capacity Range: 100mAh to 4000mAh

Detailed Pin Configuration

The LC709006A-E has the following pin configuration:

  1. VDD: Power supply input
  2. GND: Ground connection
  3. SDA: Serial Data Line for I2C communication
  4. SCL: Serial Clock Line for I2C communication
  5. BAT: Battery voltage measurement input
  6. INT: Interrupt output
  7. TS: Temperature sensor input
  8. NC: Not connected

Functional Features

  • Accurate battery capacity measurement
  • Real-time monitoring of battery status
  • Automatic detection of battery insertion/removal
  • Temperature compensation for improved accuracy
  • Low power consumption for extended battery life
  • Programmable alert thresholds for voltage and temperature

Advantages and Disadvantages

Advantages: - Accurate measurement of battery capacity - Real-time monitoring for efficient power management - Temperature compensation for improved accuracy - Low power consumption for extended battery life - Programmable alert thresholds for voltage and temperature

Disadvantages: - Limited battery capacity range (100mAh to 4000mAh) - Requires I2C communication interface support in the device

Working Principles

The LC709006A-E works by measuring the voltage and temperature of the connected lithium-ion battery. It uses an advanced algorithm to accurately estimate the remaining capacity of the battery based on these measurements. The IC communicates with the host device through the I2C interface, providing real-time information about the battery's state of charge.

Detailed Application Field Plans

The LC709006A-E is widely used in various portable devices that rely on rechargeable lithium-ion batteries. Some common application fields include:

  1. Smartphones and tablets
  2. Wearable devices (smartwatches, fitness trackers)
  3. Portable medical devices
  4. Handheld gaming consoles
  5. Wireless headphones and earbuds
  6. Portable power banks

Detailed and Complete Alternative Models

  1. LC709203F: Battery Fuel Gauge IC with extended battery capacity range (100mAh to 6000mAh)
  2. LC709501F: Battery Fuel Gauge IC with built-in protection features for enhanced safety
  3. LC709025F: Battery Fuel Gauge IC with ultra-low power consumption for energy-efficient devices
  4. LC709102F: Battery Fuel Gauge IC with high-accuracy measurement and advanced diagnostic capabilities

These alternative models offer different features and specifications to cater to specific application requirements.

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Liste 10 almindelige spørgsmål og svar relateret til anvendelsen af LC709006A-E i tekniske løsninger

Sure! Here are 10 common questions and answers related to the application of LC709006A-E in technical solutions:

  1. Q: What is LC709006A-E? A: LC709006A-E is a highly integrated fuel gauge IC (Integrated Circuit) designed for lithium-ion/polymer battery applications.

  2. Q: What is the purpose of LC709006A-E? A: The purpose of LC709006A-E is to accurately measure the battery's state of charge, voltage, current, and temperature to provide reliable battery management.

  3. Q: How does LC709006A-E communicate with the host system? A: LC709006A-E communicates with the host system through an I2C interface, allowing easy integration into various electronic devices.

  4. Q: Can LC709006A-E support multiple battery cells? A: Yes, LC709006A-E can support up to two series-connected battery cells, making it suitable for applications with higher voltage requirements.

  5. Q: Does LC709006A-E have built-in protection features? A: Yes, LC709006A-E incorporates various protection features like overvoltage, undervoltage, overcurrent, and short circuit protection to ensure safe battery operation.

  6. Q: Can LC709006A-E estimate the battery's remaining capacity accurately? A: Yes, LC709006A-E utilizes advanced algorithms and coulomb counting techniques to estimate the battery's remaining capacity with high accuracy.

  7. Q: Is LC709006A-E compatible with different battery chemistries? A: No, LC709006A-E is specifically designed for lithium-ion/polymer batteries and may not be suitable for other battery chemistries.

  8. Q: What is the operating voltage range of LC709006A-E? A: LC709006A-E operates within a voltage range of 2.7V to 4.8V, making it compatible with most lithium-ion/polymer battery applications.

  9. Q: Can LC709006A-E be used in portable electronic devices? A: Yes, LC709006A-E is commonly used in portable electronic devices like smartphones, tablets, smartwatches, and other battery-powered gadgets.

  10. Q: Are there any evaluation boards or development tools available for LC709006A-E? A: Yes, the manufacturer provides evaluation boards and software development kits (SDKs) to assist in the design and integration of LC709006A-E into technical solutions.

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