MAX17220ELT+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 and Reel, 3000 units per reel

Specifications

Input Voltage Range: 2.7V to 5.5V
Output Voltage Range: 1.8V to 3.3V
Maximum Output Current: 300mA
Quiescent Current: 5µA (typical)
Dropout Voltage: 120mV at 100mA
Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX17220ELT+T has the following pin configuration:

VIN: Input voltage pin
GND: Ground pin
EN: Enable pin
FB: Feedback pin
VOUT: Output voltage pin
PG: Power Good indicator pin

Functional Features

Low quiescent current for extended battery life
High efficiency over a wide input voltage range
Integrated power good indicator for system monitoring
Thermal shutdown and short-circuit protection
Small form factor for space-constrained applications

Advantages and Disadvantages

Advantages: - Low power consumption extends battery life - Wide input voltage range allows for versatile applications - Compact size enables use in small devices - Integrated power good indicator enhances system reliability

Disadvantages: - Limited maximum output current may not be suitable for high-power applications - Dropout voltage may affect performance in low-input voltage scenarios

Working Principles

The MAX17220ELT+T is a voltage regulator 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 by utilizing a low quiescent current of only 5µA, minimizing power loss. The device also features thermal shutdown and short-circuit protection to ensure safe operation.

Detailed Application Field Plans

The MAX17220ELT+T is commonly used in various battery-powered applications, such as:

Portable electronic devices
Wearable devices
Internet of Things (IoT) devices
Wireless sensors
Medical devices

Its compact size and low power consumption make it suitable for space-constrained applications where battery life is crucial.

Detailed and Complete Alternative Models

MAX17221ELT+T: Similar specifications, but with higher maximum output current of 500mA.
MAX17222ELT+T: Similar specifications, but with adjustable output voltage range.
MAX17223ELT+T: Similar specifications, but with integrated battery charger functionality.

These alternative models offer flexibility and expanded capabilities based on specific application requirements.

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Seznam 10 běžných otázek a odpovědí souvisejících s aplikací MAX17220ELT+T v technických řešeních

Sure! Here are 10 common questions and answers related to the application of MAX17220ELT+T in technical solutions:

Q: What is the MAX17220ELT+T? A: The MAX17220ELT+T is a highly integrated fuel gauge IC (Integrated Circuit) designed for accurately measuring the remaining capacity of single-cell lithium-ion (Li+) batteries.
Q: What is the operating voltage range of the MAX17220ELT+T? A: The MAX17220ELT+T operates within a voltage range of 2.7V to 4.5V, making it suitable for various Li+ battery-powered applications.
Q: How accurate is the fuel gauge measurement provided by the MAX17220ELT+T? A: The MAX17220ELT+T offers high accuracy with a typical error of less than 1% over the entire battery capacity range.
Q: Can the MAX17220ELT+T be used in portable devices? A: Yes, the MAX17220ELT+T is commonly used in portable devices such as smartphones, tablets, wearables, and other battery-powered consumer electronics.
Q: Does the MAX17220ELT+T support battery temperature monitoring? A: Yes, the MAX17220ELT+T includes an integrated temperature sensor for accurate battery temperature monitoring.
Q: Can the MAX17220ELT+T communicate with a microcontroller or host system? A: Yes, the MAX17220ELT+T supports I2C communication, allowing easy integration with microcontrollers or host systems.
Q: Is the MAX17220ELT+T capable of estimating battery runtime? A: Yes, the MAX17220ELT+T provides an accurate estimation of battery runtime based on the current load and remaining capacity.
Q: Does the MAX17220ELT+T support battery protection features? A: Yes, the MAX17220ELT+T includes built-in protection features such as overvoltage, undervoltage, and overcurrent protection for safe battery operation.
Q: Can the MAX17220ELT+T be used in multi-cell battery packs? A: No, the MAX17220ELT+T is specifically designed for single-cell Li+ batteries and is not suitable for multi-cell battery pack applications.
Q: Are there any evaluation kits available for the MAX17220ELT+T? A: Yes, Maxim Integrated offers evaluation kits that include the MAX17220ELT+T along with software tools to facilitate testing and development.

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