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MAX17043G+T
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MAX17043G+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Fuel Gauge
  • Characteristics: Accurate battery state-of-charge estimation, low power consumption, small package size
  • Package: 8-pin TDFN (Thin Dual Flat No-Lead) package
  • Essence: Battery fuel gauge IC for accurately estimating the state-of-charge of lithium-ion (Li+) batteries
  • Packaging/Quantity: Available in tape and reel packaging, with a quantity of 2500 units per reel

Specifications

  • Operating Voltage Range: 1.7V to 3.6V
  • Battery Voltage Range: 2.5V to 4.5V
  • Operating Temperature Range: -40°C to +85°C
  • Communication Interface: I2C
  • Battery Capacity Range: 5mAh to 65Ah
  • State-of-Charge Accuracy: ±1%
  • Standby Current: 7µA (typical)
  • Shutdown Current: 0.1µA (typical)

Pin Configuration

The MAX17043G+T has the following 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: Open-drain output that asserts when the battery voltage is below a programmable threshold
  6. BAT: Battery voltage sense input
  7. TS: Thermistor input for temperature sensing
  8. NC: No Connection

Functional Features

  • Accurate Battery State-of-Charge Estimation: The MAX17043G+T utilizes a sophisticated algorithm to estimate the remaining capacity of Li+ batteries, providing accurate state-of-charge information.
  • Low Power Consumption: With a standby current of only 7µA, the MAX17043G+T minimizes power consumption, making it suitable for low-power applications.
  • Small Package Size: The 8-pin TDFN package offers a compact form factor, enabling space-efficient designs.

Advantages and Disadvantages

Advantages: - Accurate state-of-charge estimation - Low power consumption - Compact package size

Disadvantages: - Limited battery capacity range (5mAh to 65Ah) - Requires I2C communication interface support

Working Principles

The MAX17043G+T works by measuring the battery voltage and current, and using an advanced algorithm to estimate the remaining capacity of the Li+ battery. It takes into account factors such as temperature and discharge rate to provide accurate state-of-charge information.

Detailed Application Field Plans

The MAX17043G+T is commonly used in various applications where accurate monitoring of Li+ battery state-of-charge is crucial. Some potential application fields include:

  1. Portable Electronics: Smartphones, tablets, and wearable devices can benefit from precise battery level indications provided by the MAX17043G+T.
  2. Medical Devices: Battery-powered medical equipment, such as portable monitors or infusion pumps, can rely on accurate state-of-charge estimation for optimal performance.
  3. Internet of Things (IoT): IoT devices often operate on limited power sources, making the MAX17043G+T an ideal choice for monitoring battery levels in these applications.
  4. Industrial Equipment: Battery-powered tools, sensors, and other industrial equipment can utilize the MAX17043G+T to ensure efficient battery management.

Detailed and Complete Alternative Models

  1. MAX17044G+T: Similar to the MAX17043G+T, but with extended battery capacity range (10mAh to 130Ah).
  2. MAX17045G+T: Offers additional features such as programmable alert thresholds and a fuel gauge mode for enhanced battery monitoring capabilities.
  3. MAX17046G+T: Provides an integrated current-sense amplifier for accurate current measurement in addition to state-of-charge estimation.

Note: These alternative models offer similar functionality but may have different specifications and pin configurations. It is recommended to refer to their respective datasheets for detailed information.

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Sebutkan 10 pertanyaan dan jawaban umum terkait penerapan MAX17043G+T dalam solusi teknis

Sure! Here are 10 common questions and answers related to the application of MAX17043G+T in technical solutions:

  1. Q: What is the MAX17043G+T? A: The MAX17043G+T is a fuel gauge IC (Integrated Circuit) designed for accurately measuring the remaining capacity of a battery.

  2. Q: What type of batteries can the MAX17043G+T work with? A: The MAX17043G+T is compatible with lithium-ion (Li-ion) and lithium polymer (LiPo) batteries.

  3. Q: How does the MAX17043G+T measure battery capacity? A: The MAX17043G+T uses a combination of voltage, current, and temperature measurements to estimate the remaining capacity of the battery.

  4. Q: Can the MAX17043G+T be used in portable devices? A: Yes, the MAX17043G+T is commonly used in portable devices such as smartphones, tablets, wearables, and other battery-powered electronics.

  5. Q: Does the MAX17043G+T require calibration? A: No, the MAX17043G+T is factory-calibrated and does not require additional calibration during normal operation.

  6. Q: What communication interface does the MAX17043G+T support? A: The MAX17043G+T supports I2C (Inter-Integrated Circuit) communication interface for easy integration with microcontrollers or other digital systems.

  7. Q: Can the MAX17043G+T monitor multiple batteries simultaneously? A: Yes, the MAX17043G+T can be configured to monitor multiple batteries by connecting multiple ICs to the same I2C bus.

  8. Q: Is the MAX17043G+T suitable for low-power applications? A: Yes, the MAX17043G+T is designed for low-power operation and consumes minimal power itself.

  9. Q: Does the MAX17043G+T provide real-time battery voltage readings? A: Yes, the MAX17043G+T provides accurate real-time battery voltage readings in addition to capacity estimation.

  10. Q: Can the MAX17043G+T be used in automotive applications? A: Yes, the MAX17043G+T is suitable for automotive applications where monitoring battery capacity is important, such as electric vehicles or hybrid vehicles.

Please note that these answers are general and may vary depending on specific implementation details and requirements.