BQ28Z560DRZR-R1

Product Overview

Category

BQ28Z560DRZR-R1 belongs to the category of battery fuel gauge ICs.

Use

This product is primarily used for accurately measuring and monitoring the state of charge (SOC) and state of health (SOH) of rechargeable batteries.

Characteristics

• Accurate SOC and SOH measurement
• High precision voltage and current sensing
• Integrated protection features
• Low power consumption
• Wide operating temperature range

Package

BQ28Z560DRZR-R1 is available in a small form factor package, such as QFN or DSBGA, which allows for easy integration into various electronic devices.

Essence

The essence of BQ28Z560DRZR-R1 lies in its ability to provide accurate and reliable battery monitoring and management, ensuring optimal performance and longevity of rechargeable batteries.

Packaging/Quantity

This product is typically packaged in reels or trays, with a quantity of several hundred or thousand units per package.

Specifications

• Operating Voltage: 2.7V to 4.8V
• Operating Temperature Range: -40°C to +85°C
• Communication Interface: I2C
• Battery Capacity Range: 50mAh to 10,000mAh
• Accuracy: ±1% SOC, ±5% SOH
• Cell Balancing: Yes
• Overvoltage Protection: Yes
• Undervoltage Protection: Yes
• Overcurrent Protection: Yes

Detailed Pin Configuration

1. VSS: Ground
2. SDA: I2C Data Line
3. SCL: I2C Clock Line
4. ALERT: Interrupt Output
5. BAT: Battery Connection
6. TS: Thermistor Input
7. VDD: Power Supply
8. NC: No Connection

Functional Features

• Accurate measurement of SOC and SOH
• Real-time voltage and current sensing
• Temperature compensation for accurate readings
• Cell balancing to ensure uniform charge distribution
• Overvoltage, undervoltage, and overcurrent protection
• Integrated gas gauge algorithm for battery capacity estimation
• Low power consumption in sleep mode

Advantages and Disadvantages

Advantages

• High accuracy in SOC and SOH measurement
• Integrated protection features enhance battery safety
• Wide operating temperature range allows for versatile applications
• Small form factor package enables easy integration into various devices

Disadvantages

• Relatively higher cost compared to simpler battery monitoring solutions
• Requires I2C communication interface for configuration and data retrieval

Working Principles

BQ28Z560DRZR-R1 utilizes advanced algorithms and integrated circuitry to accurately measure the voltage, current, and temperature of the connected battery. It then processes this data to estimate the SOC and SOH. The IC also incorporates cell balancing functionality to ensure each cell within the battery pack is charged uniformly. Additionally, it provides protection against overvoltage, undervoltage, and overcurrent conditions, safeguarding the battery and the device it powers.

Detailed Application Field Plans

BQ28Z560DRZR-R1 finds applications in a wide range of electronic devices that utilize rechargeable batteries. Some of the key application fields include:

1. Portable consumer electronics (e.g., smartphones, tablets, laptops)
2. Wearable devices (e.g., smartwatches, fitness trackers)
3. Electric vehicles and hybrid electric vehicles
4. Energy storage systems (e.g., solar power systems, uninterruptible power supplies)

Detailed and Complete Alternative Models

1. BQ27441-G1: Similar battery fuel gauge IC with lower power consumption and smaller package size.
2. MAX17043G+: Battery fuel gauge IC with high accuracy and integrated current sensing.
3. LTC2945: Multicell battery gas gauge with I2C interface and programmable alarm thresholds.

These alternative models offer similar functionality and can be considered as alternatives to BQ28Z560DRZR-R1 based on specific application requirements.

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