Maxim Integrated
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DS2764BE+T&R
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DS2764BE+T&R

Product Overview

  • Category: Integrated Circuit
  • Use: Battery Monitor and Gas Gauge
  • Characteristics:
    • Monitors battery voltage, current, and temperature
    • Calculates remaining capacity and time-to-empty
    • Supports multiple battery chemistries
    • Provides accurate fuel gauging information
  • Package: Tape and Reel (T&R)
  • Essence: Accurate battery monitoring and gas gauging solution
  • Packaging/Quantity: 2500 units per reel

Specifications

  • Supply Voltage Range: 2.7V to 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Battery Voltage Measurement Range: 0V to 5.5V
  • Current Measurement Range: ±1A
  • Temperature Measurement Range: -40°C to +85°C
  • Communication Interface: I2C
  • Dimensions: 3mm x 3mm x 0.75mm

Detailed Pin Configuration

The DS2764BE+T&R has the following pin configuration:

  1. VDD: Power supply input
  2. GND: Ground connection
  3. SDA: I2C data line
  4. SCL: I2C clock line
  5. BAT+: Positive terminal of the battery being monitored
  6. BAT-: Negative terminal of the battery being monitored
  7. ALERT: Interrupt output for battery status changes
  8. N/C: No connection

Functional Features

  • Accurate measurement of battery voltage, current, and temperature
  • Advanced algorithms for calculating remaining capacity and time-to-empty
  • Support for multiple battery chemistries, including Li-Ion, NiMH, and Lead-Acid
  • Real-time monitoring and reporting of battery status
  • Low-power consumption for extended battery life
  • Configurable alert thresholds for various battery conditions

Advantages and Disadvantages

Advantages: - Accurate and reliable battery monitoring - Supports multiple battery chemistries - Real-time reporting of battery status - Low-power consumption

Disadvantages: - Limited current measurement range - Requires I2C communication interface

Working Principles

The DS2764BE+T&R works by continuously monitoring the voltage, current, and temperature of the connected battery. It uses advanced algorithms to calculate the remaining capacity and time-to-empty based on these measurements. The device communicates with the host system using the I2C interface, providing real-time battery status information. The low-power consumption of the DS2764BE+T&R ensures minimal impact on the battery life.

Detailed Application Field Plans

The DS2764BE+T&R is widely used in various applications that require accurate battery monitoring and gas gauging. Some of the common application fields include:

  1. Portable Electronics: Smartphones, tablets, laptops, and other portable devices benefit from accurate battery monitoring to provide users with reliable information about the remaining battery life.

  2. Medical Devices: Battery-powered medical devices, such as patient monitors and infusion pumps, rely on accurate gas gauging to ensure uninterrupted operation and timely battery replacement.

  3. Industrial Equipment: Battery-powered industrial equipment, including handheld tools and wireless sensors, can optimize their performance and maintenance schedules based on accurate battery monitoring.

  4. Electric Vehicles: The DS2764BE+T&R is suitable for electric vehicle battery management systems, providing accurate monitoring and control of the battery pack's state of charge and health.

Detailed and Complete Alternative Models

  1. DS2784BE+T&R: Similar to the DS2764BE+T&R, but with extended current measurement range (+/- 5A) and additional features for high-current applications.
  2. DS2740BE+T&R: A simplified version of the DS2764BE+T&R, offering basic battery monitoring and gas gauging capabilities at a lower cost.
  3. DS2776BE+T&R: Designed for single-cell Li-Ion batteries, this model provides accurate monitoring and gas gauging specifically tailored for Li-Ion chemistry.

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Перечислите 10 распространенных вопросов и ответов, связанных с применением DS2764BE+T&R в технических решениях.

Sure! Here are 10 common questions and answers related to the application of DS2764BE+T&R in technical solutions:

  1. Q: What is DS2764BE+T&R? A: DS2764BE+T&R is a specific model of a battery monitor and gas gauge IC (Integrated Circuit) manufactured by Maxim Integrated. It is commonly used in various technical solutions to monitor and manage battery performance.

  2. Q: What are the main features of DS2764BE+T&R? A: The DS2764BE+T&R offers features like accurate voltage and current measurement, temperature sensing, fuel gauging, and support for multiple battery chemistries. It also provides communication interfaces such as I2C and SMBus.

  3. Q: How does DS2764BE+T&R help in battery management? A: DS2764BE+T&R helps in battery management by accurately measuring the battery's voltage, current, and temperature. It also provides information about the battery's state of charge (SOC), remaining capacity, and estimated runtime.

  4. Q: Can DS2764BE+T&R be used with different types of batteries? A: Yes, DS2764BE+T&R supports multiple battery chemistries, including lithium-ion (Li-ion), nickel-metal hydride (NiMH), and lead-acid batteries. It can be used with a wide range of battery types.

  5. Q: How accurate is the fuel gauging feature of DS2764BE+T&R? A: The fuel gauging feature of DS2764BE+T&R provides accurate estimation of the battery's remaining capacity and state of charge. However, the accuracy may vary depending on factors like battery chemistry, usage patterns, and calibration.

  6. Q: Can DS2764BE+T&R be used in portable electronic devices? A: Yes, DS2764BE+T&R is commonly used in portable electronic devices like smartphones, tablets, laptops, and wearable devices. It helps in monitoring the battery's performance and providing accurate battery information to the user.

  7. Q: Does DS2764BE+T&R support communication with microcontrollers or host systems? A: Yes, DS2764BE+T&R supports communication interfaces like I2C and SMBus, allowing it to communicate with microcontrollers or host systems. This enables integration into larger systems for battery management.

  8. Q: Can DS2764BE+T&R provide real-time battery health information? A: Yes, DS2764BE+T&R can provide real-time battery health information by continuously monitoring voltage, current, and temperature. This data can be used to assess the battery's condition and detect any abnormalities.

  9. Q: Are there any specific design considerations when using DS2764BE+T&R? A: When using DS2764BE+T&R, it is important to consider factors like power supply requirements, communication protocol compatibility, and proper calibration for accurate fuel gauging. The datasheet and application notes provide detailed guidelines.

  10. Q: Where can I find more information about DS2764BE+T&R and its application in technical solutions? A: You can find more information about DS2764BE+T&R, including datasheets, application notes, and technical resources, on the official website of Maxim Integrated or by contacting their technical support team.