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MAX17055ETB+

Name: MAX17055ETB+
Rating: 4.7 (12 reviews)

ADI Stand-Alone ModelGauge m5 Fuel Gauge

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資料表 MAX17055ETB+ DataSheet
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規格

Packaging	Reel
Standard Pack Qty	2500

概述

Description

The MAX17055ETB+ is a highly integrated, low-power battery fuel gauge designed for Li-ion and Li-polymer batteries. It employs an advanced model-based algorithm to accurately report the state of charge (SoC), providing precise battery management for portable applications. The device communicates via the I2C interface, allowing easy integration into various systems.
Key features include a wide supply voltage range of 1.8V to 5.5V, a small 8-pin TDFN package, and a low quiescent current, making it suitable for battery-powered devices. It offers programmable settings for capacity, voltage, and temperature compensation, enhancing its adaptability to different battery chemistries.
The MAX17055ETB+ also includes features like temperature sensing, sleep mode for power savings, and a built-in state machine to optimize performance during various operational conditions. Overall, it is ideal for applications in mobile devices, wearables, and IoT products requiring efficient battery monitoring and management.

Features

The MAX17055ETB+ is a highly integrated battery fuel gauge designed for single-cell lithium-ion batteries. Key features include:
1. ModelGauge™ Technology: Provides accurate state-of-charge (SOC) estimation using advanced algorithms and minimal external components.
2. I2C Interface: Allows for easy communication with microcontrollers and other devices.
3. Low Power Consumption: Designed for extended battery life in portable applications, with features like a low-power sleep mode.
4. Temperature Compensation: Ensures accurate readings across varying temperature conditions.
5. Integrated ADC: Monitors battery voltage, current, and temperature for improved accuracy.
6. Programmable Alerts: Configurable thresholds for SOC, voltage, and temperature to notify the host of critical conditions.
7. Small Package Size: Available in a compact 2mm x 2mm TDFN package, ideal for space-constrained applications.
Overall, the MAX17055ETB+ is well-suited for battery management in portable devices, wearables, and IoT applications.

Package

The MAX17055ETB+ is available in a 9-pin SOT (Small Outline Transistor) package, specifically in the SOT23-9 form factor. This compact package type is suitable for space-constrained applications.

Pinout

The MAX17055ETB+ is a battery fuel gauge IC with a pin count of 8. Its functions include measuring battery voltage, current, and temperature to provide accurate state-of-charge (SoC) estimates for lithium-ion and lithium-polymer batteries. The pins are as follows:
1. VIN: Battery voltage input.
2. GND: Ground connection.
3. SCL: I²C clock input for communication.
4. SDA: I²C data input/output for communication.
5. ALERT: Interrupt output for alerting the host.
6. TS: Temperature sensor input.
7. VC: Cell voltage sense input.
8. VSS: Voltage sense ground reference.
The MAX17055ETB+ is designed for low-power applications and integrates features such as automatic battery level monitoring and a low quiescent current to extend battery life in portable devices.

Manufacturer

The MAX17055ETB+ is manufactured by Maxim Integrated, which is now part of Analog Devices, Inc. Maxim Integrated is a semiconductor company that specializes in designing and producing a wide range of analog and mixed-signal integrated circuits (ICs). They focus on various applications, including automotive, industrial, communications, and consumer electronics. The MAX17055ETB+ is a battery fuel gauge IC that provides accurate battery level monitoring for portable devices, reflecting Maxim Integrated’s expertise in power management solutions.

Application

The MAX17055ETB+ is a fuel gauge IC primarily used in battery management applications. Its key areas include portable electronics (smartphones, tablets, wearables), IoT devices, electric vehicles, and power tools. It provides accurate state-of-charge measurements for lithium-ion and lithium-polymer batteries, enhancing battery life and performance monitoring in various consumer and industrial applications.

Equivalent

Equivalent products to the MAX17055ETB+ chip include the LTC2941, BQ27441, and MCP73831. These alternatives also serve battery management and fuel gauge functions, suitable for applications in portable devices. However, it's important to review specific features and specifications to ensure compatibility with your design requirements.