BQ27541DRZT-V200

Product Overview

Category

BQ27541DRZT-V200 belongs to the category of integrated circuits (ICs) specifically designed for battery management.

Use

This product is primarily used for accurately measuring and monitoring the capacity, voltage, and temperature of single-cell Li-Ion and Li-Polymer batteries.

Characteristics

• High accuracy: The BQ27541DRZT-V200 offers precise measurements of battery parameters, ensuring reliable battery management.
• Low power consumption: This IC operates with low power consumption, making it suitable for portable devices.
• Small form factor: With its compact size, the BQ27541DRZT-V200 can be easily integrated into various electronic devices.
• Wide operating temperature range: It can operate reliably in a wide range of temperatures, enhancing its versatility.

Package

The BQ27541DRZT-V200 comes in a small outline transistor (SOT) package, which provides mechanical protection and facilitates easy soldering onto printed circuit boards.

Essence

The essence of the BQ27541DRZT-V200 lies in its ability to accurately measure and monitor battery parameters, enabling efficient battery management and prolonging battery life.

Packaging/Quantity

This product is typically packaged in reels or tubes, containing a specific quantity of ICs per package. The exact quantity may vary depending on the supplier's specifications.

Specifications

• Operating Voltage: 2.7V - 4.5V
• Battery Capacity Measurement Range: 0mAh - 65535mAh
• Temperature Measurement Range: -40°C to +85°C
• Communication Interface: I2C
• Dimensions: 3mm x 3mm

Detailed Pin Configuration

The BQ27541DRZT-V200 has the following pin configuration:

1. VSS: Ground
2. SDA: I2C Serial Data
3. SCL: I2C Serial Clock
4. VDD: Power Supply
5. TS: Temperature Sense
6. BAT: Battery Voltage Sense

Functional Features

• Accurate capacity measurement: The BQ27541DRZT-V200 provides precise measurements of battery capacity, allowing for accurate estimation of remaining battery life.
• Voltage monitoring: It continuously monitors the battery voltage, ensuring safe operation and preventing over-discharge.
• Temperature sensing: The IC measures the battery temperature, enabling temperature-dependent charging and discharging algorithms.
• Communication interface: It supports the I2C communication protocol, facilitating easy integration with microcontrollers and battery management systems.

Advantages and Disadvantages

Advantages

• High accuracy in measuring battery parameters
• Low power consumption
• Compact form factor
• Wide operating temperature range
• Easy integration with microcontrollers and battery management systems

Disadvantages

• Limited to single-cell Li-Ion and Li-Polymer batteries
• Requires additional external components for complete battery management system implementation

Working Principles

The BQ27541DRZT-V200 operates by utilizing internal algorithms and sensing circuits to measure battery voltage, current, and temperature accurately. These measurements are then processed to estimate the battery's state of charge, remaining capacity, and other relevant parameters. The IC communicates this information to the host system through the I2C interface, enabling effective battery management.

Detailed Application Field Plans

The BQ27541DRZT-V200 finds applications in various fields, including:

1. Portable electronic devices: It is commonly used in smartphones, tablets, laptops, and other portable devices to monitor battery health and optimize battery usage.
2. Electric vehicles: The IC can be integrated into electric vehicle battery management systems to accurately measure battery parameters and ensure optimal performance.
3. Energy storage systems: It is utilized in energy storage systems to monitor and manage the capacity and health of batteries used for storing renewable energy.

Detailed and Complete Alternative Models

1. BQ27541DRZT-V201: A variant of the BQ27541DRZT-V200 with enhanced features and improved accuracy.
2. BQ27542DRZT-V200: Similar to the BQ27541DRZT-V200, but designed for multi-cell battery management applications.
3. BQ27421DRZT-V200: Another IC from Texas Instruments, offering similar functionality but with different specifications.

These alternative models provide options for different requirements and can be considered based on specific application needs.

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