MAX172ACNG+ - English Editing Encyclopedia Entry

Product Overview

• Category: Integrated Circuits (ICs)
• Use: Power Management
• Characteristics: Low-Power, Single-Cell Fuel Gauge with ModelGauge m5 EZ Algorithm
• Package: 16-DIP (Dual In-Line Package)
• Essence: MAX172ACNG+ is an integrated circuit designed for power management applications. It provides accurate fuel gauging and battery monitoring capabilities for single-cell lithium-ion batteries.
• Packaging/Quantity: The MAX172ACNG+ is available in a 16-DIP package and is typically sold in reels of 250 units.

Specifications

• Operating Voltage Range: 2.7V to 4.5V
• Battery Chemistry Supported: Lithium-Ion (Li-Ion)
• Fuel Gauging Accuracy: ±1%
• Temperature Range: -40°C to +85°C
• Interface: I2C
• Battery Capacity Range: 100mAh to 4000mAh
• Standby Current: 5µA (typical)

Pin Configuration

The MAX172ACNG+ has the following pin configuration:

```

---

| | --| VCC GND |-- Pin 1: Ground (GND) --| SDA SCL |-- Pin 2: Serial Data (SDA) --| BAT TS |-- Pin 3: Battery Terminal (BAT) --| ALRT RST |-- Pin 4: Alert Output (ALRT) |___________| ```

Functional Features

• Accurate fuel gauging using the ModelGauge m5 EZ algorithm
• Provides remaining capacity estimation
• Temperature compensation for accurate readings in varying temperature conditions
• Supports low-power modes for extended battery life
• Integrated protection features such as overvoltage, undervoltage, and overcurrent protection

Advantages and Disadvantages

Advantages: - Accurate fuel gauging with ±1% accuracy - Low standby current for minimal power consumption - Temperature compensation ensures accurate readings in different environments - Integrated protection features enhance battery safety

Disadvantages: - Limited to single-cell lithium-ion batteries - Requires an I2C interface for communication

Working Principles

The MAX172ACNG+ utilizes the ModelGauge m5 EZ algorithm to accurately estimate the remaining capacity of a single-cell lithium-ion battery. It measures the battery voltage, current, and temperature to calculate the state of charge (SOC) and remaining capacity. The algorithm compensates for temperature variations to provide accurate readings in different operating conditions.

Detailed Application Field Plans

The MAX172ACNG+ is commonly used in various applications, including but not limited to: - Portable electronic devices - Wearable devices - Internet of Things (IoT) devices - Medical devices - Industrial equipment

Detailed and Complete Alternative Models

• MAX17201: Single-Cell Fuel Gauge with ModelGauge m5 Algorithm
• MAX17055: High-Accuracy Fuel Gauge with ModelGauge m5 EZ Algorithm
• MAX17048: Ultra-Low Power Fuel Gauge with ModelGauge m5 EZ Algorithm
• MAX17043: Stand-Alone Fuel Gauge with ModelGauge m5 EZ Algorithm

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

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