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MAX17220ENT+T
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MAX17220ENT+T

Product Overview

  • Category: Integrated Circuit (IC)
  • Use: Power Management
  • Characteristics: Low-power, high-efficiency, compact size
  • Package: 6-Pin Thin SOT23
  • Essence: Voltage Regulator
  • Packaging/Quantity: Tape & Reel, 3000 units per reel

Specifications

  • Input Voltage Range: 2.7V to 5.5V
  • Output Voltage Range: 1.8V to 3.3V
  • Output Current: Up to 300mA
  • Quiescent Current: 500nA (typical)
  • Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX17220ENT+T has the following pin configuration:

  1. VIN: Input voltage pin
  2. GND: Ground pin
  3. FB: Feedback pin for output voltage regulation
  4. EN: Enable pin to control device operation
  5. VOUT: Output voltage pin
  6. SW: Switching node pin for internal power conversion

Functional Features

  • Low quiescent current for extended battery life
  • High efficiency power conversion
  • Wide input voltage range for versatile applications
  • Adjustable output voltage through feedback pin
  • Enable pin for easy device control
  • Overcurrent and thermal protection

Advantages and Disadvantages

Advantages: - Low power consumption - Compact size - Wide input voltage range - Efficient power conversion - Overcurrent and thermal protection

Disadvantages: - Limited output current capacity - Requires external components for complete circuit implementation

Working Principles

The MAX17220ENT+T is a voltage regulator IC that efficiently converts an input voltage within the range of 2.7V to 5.5V to a regulated output voltage between 1.8V and 3.3V. It achieves high efficiency power conversion while consuming minimal quiescent current, making it ideal for battery-powered applications.

The device utilizes an internal switching regulator to step down the input voltage to the desired output voltage. The feedback pin (FB) allows the user to set the desired output voltage by connecting external resistors. The enable pin (EN) controls the device's operation, allowing for easy on/off control.

The MAX17220ENT+T also incorporates overcurrent and thermal protection mechanisms to safeguard the device and connected components from damage.

Detailed Application Field Plans

The MAX17220ENT+T is suitable for various applications that require efficient power management in a compact form factor. Some potential application fields include:

  1. Portable electronic devices: Smartphones, tablets, portable media players
  2. Wearable devices: Smartwatches, fitness trackers
  3. Internet of Things (IoT) devices: Sensors, wireless modules
  4. Battery-powered systems: Remote controls, handheld instruments
  5. Automotive electronics: Infotainment systems, dashboard displays

Detailed and Complete Alternative Models

  1. MAX17221ENT+T: Similar specifications and features, but with higher output current capacity (up to 500mA).
  2. MAX17222ENT+T: Similar specifications and features, but with adjustable output voltage range (0.9V to 5.5V).
  3. MAX17223ENT+T: Similar specifications and features, but with integrated power-on reset functionality.

These alternative models offer flexibility and cater to specific requirements within the power management domain.

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技術ソリューションにおける MAX17220ENT+T 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 MAX17220ENT+T in technical solutions:

  1. Q: What is the MAX17220ENT+T?
    A: The MAX17220ENT+T is a fuel gauge IC (integrated circuit) designed for accurately measuring the remaining capacity of a single-cell lithium-ion battery.

  2. Q: What is the typical operating voltage range of the MAX17220ENT+T?
    A: The typical operating voltage range is from 2.7V to 4.5V.

  3. Q: Can the MAX17220ENT+T be used with other types of batteries?
    A: No, it is specifically designed for use with single-cell lithium-ion batteries.

  4. Q: How accurate is the fuel gauge measurement provided by the MAX17220ENT+T?
    A: The MAX17220ENT+T offers high accuracy with an error of typically less than 1% over the entire temperature range.

  5. Q: Does the MAX17220ENT+T support battery pack balancing?
    A: No, it does not have built-in support for battery pack balancing. It is primarily focused on accurate capacity measurement.

  6. Q: Can the MAX17220ENT+T communicate with a microcontroller or host system?
    A: Yes, it supports I2C communication, allowing easy integration with microcontrollers or host systems.

  7. Q: What is the maximum charge current that the MAX17220ENT+T can handle?
    A: The MAX17220ENT+T can handle charge currents up to 3.5A.

  8. Q: Is the MAX17220ENT+T suitable for low-power applications?
    A: Yes, it has a low quiescent current of typically 8µA, making it suitable for power-sensitive applications.

  9. Q: Does the MAX17220ENT+T provide any protection features for the battery?
    A: Yes, it includes overvoltage and undervoltage protection to safeguard the battery from potential damage.

  10. Q: Can the MAX17220ENT+T be used in portable devices like smartphones or wearables?
    A: Yes, it is commonly used in various portable devices where accurate battery capacity measurement is crucial.

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