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MAX170CCPA
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MAX170CCPA

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Battery Fuel Gauge
  • Characteristics: High accuracy, low power consumption
  • Package: 8-pin PDIP (Plastic Dual In-Line Package)
  • Essence: Monitoring and reporting battery capacity
  • Packaging/Quantity: Tube packaging, 25 pieces per tube

Specifications

  • Supply Voltage Range: 2.7V to 5.5V
  • Operating Temperature Range: -40°C to +85°C
  • Battery Voltage Range: 2.5V to 4.5V
  • Communication Interface: I2C
  • Battery Capacity Measurement Resolution: 1mAh
  • Standby Current: 7µA (typical)
  • Shutdown Current: 0.1µA (typical)

Pin Configuration

The MAX170CCPA IC has the following pin configuration:

┌───┬───┐ │ 1 │ 8 │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ │ 4 │ 5 │ └───┴───┘

Pin Description: 1. VDD: Power supply input 2. SDA: Serial Data Line for I2C communication 3. SCL: Serial Clock Line for I2C communication 4. GND: Ground connection 5. BAT: Battery voltage input 6. ALERT: Open-drain output for alert indication 7. TS: Thermistor input for temperature monitoring 8. VSS: Ground connection

Functional Features

  • Accurate measurement of remaining battery capacity
  • Real-time reporting of battery status
  • Low power consumption for extended battery life
  • Integrated temperature monitoring for improved accuracy
  • I2C interface for easy integration with microcontrollers

Advantages and Disadvantages

Advantages: - High accuracy in measuring battery capacity - Low power consumption prolongs battery life - Real-time reporting enables efficient battery management - Integrated temperature monitoring enhances accuracy

Disadvantages: - Limited to I2C communication interface - Requires external thermistor for temperature monitoring

Working Principles

The MAX170CCPA Battery Fuel Gauge utilizes a sophisticated algorithm to accurately measure the remaining capacity of a battery. It continuously monitors the battery voltage, current, and temperature to estimate the charge level. The IC communicates with the host microcontroller through the I2C interface, providing real-time updates on the battery status.

Application Field Plans

The MAX170CCPA is widely used in various portable electronic devices, including:

  1. Smartphones and tablets
  2. Wearable devices
  3. Portable medical equipment
  4. GPS navigation systems
  5. Portable gaming consoles

Alternative Models

  1. MAX17043G+T: Similar functionality, smaller package (2mm x 2mm WLP)
  2. MAX17044G+T: Higher accuracy, larger package (10-pin TDFN)
  3. MAX17055G+U: Integrated protector for single-cell lithium-ion batteries

These alternative models offer similar features and can be considered based on specific application requirements.

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技術ソリューションにおける MAX170CCPA の適用に関連する 10 件の一般的な質問と回答をリストします。

Sure! Here are 10 common questions and answers related to the application of MAX170CCPA in technical solutions:

  1. Q: What is MAX170CCPA? A: MAX170CCPA is a high-accuracy fuel gauge IC (integrated circuit) designed for lithium-ion (Li+) batteries.

  2. Q: What is the purpose of MAX170CCPA? A: The purpose of MAX170CCPA is to accurately measure the remaining capacity of Li+ batteries, providing information on battery health and runtime estimation.

  3. Q: How does MAX170CCPA measure battery capacity? A: MAX170CCPA uses a patented ModelGauge m5 algorithm that combines voltage, current, temperature, and other parameters to estimate battery capacity.

  4. Q: Can MAX170CCPA be used with different battery chemistries? A: No, MAX170CCPA is specifically designed for use with lithium-ion (Li+) batteries and may not be suitable for other battery chemistries.

  5. Q: What is the operating voltage range of MAX170CCPA? A: MAX170CCPA operates within a voltage range of 2.7V to 4.8V.

  6. Q: Does MAX170CCPA support fast charging? A: Yes, MAX170CCPA supports fast charging and can accurately track the charge and discharge currents during fast charging cycles.

  7. Q: Can MAX170CCPA be used in portable devices? A: Yes, MAX170CCPA is commonly used in portable devices such as smartphones, tablets, wearables, and other battery-powered electronics.

  8. Q: Is MAX170CCPA compatible with I2C communication? A: Yes, MAX170CCPA features an I2C interface, allowing easy integration with microcontrollers and other digital systems.

  9. Q: Does MAX170CCPA provide temperature monitoring? A: Yes, MAX170CCPA includes an integrated temperature sensor for accurate temperature monitoring of the battery.

  10. Q: Are there any evaluation kits available for MAX170CCPA? A: Yes, Maxim Integrated offers evaluation kits that include MAX170CCPA and necessary software tools for testing and development purposes.

Please note that these answers are general and may vary depending on specific application requirements and datasheet specifications.