BQ20Z75DBT-V180

Product Overview

Category

BQ20Z75DBT-V180 belongs to the category of battery fuel gauges.

Use

This product is primarily used for accurately measuring and monitoring the remaining capacity of rechargeable batteries.

Characteristics

• Accurate capacity measurement
• Real-time monitoring
• Low power consumption
• Compact size

Package

BQ20Z75DBT-V180 comes in a small, surface-mount package.

Essence

The essence of this product lies in its ability to provide accurate and reliable information about the remaining capacity of batteries, enabling users to effectively manage their power usage.

Packaging/Quantity

BQ20Z75DBT-V180 is typically packaged in reels and is available in quantities of 1000 units per reel.

Specifications

• Operating Voltage: 2.7V - 4.5V
• Operating Temperature Range: -40°C to +85°C
• Communication Interface: I2C
• Battery Chemistry Support: Li-Ion, Li-Polymer
• Accuracy: ±1%
• Dimensions: 3mm x 3mm

Detailed Pin Configuration

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

Functional Features

• Accurate capacity measurement
• Temperature sensing for improved accuracy
• Overvoltage and undervoltage protection
• Charge and discharge current measurement
• Programmable alert thresholds
• Sleep mode for low power consumption

Advantages and Disadvantages

Advantages

• Accurate and reliable capacity measurement
• Real-time monitoring for better power management
• Compact size allows for easy integration into various devices
• Low power consumption prolongs battery life

Disadvantages

• Limited compatibility with specific battery chemistries
• Requires I2C communication interface support in the host device

Working Principles

BQ20Z75DBT-V180 utilizes advanced algorithms to measure the battery's voltage, current, and temperature. These measurements are then used to calculate the remaining capacity of the battery accurately.

Detailed Application Field Plans

1. Portable Electronics: BQ20Z75DBT-V180 can be used in smartphones, tablets, and laptops to provide accurate battery capacity information to users.
2. Electric Vehicles: This product can be integrated into electric vehicles to monitor the battery status and optimize power usage.
3. Energy Storage Systems: BQ20Z75DBT-V180 is suitable for use in energy storage systems to ensure efficient utilization of stored energy.

Detailed and Complete Alternative Models

1. BQ27441-G1: Similar to BQ20Z75DBT-V180, this model offers accurate fuel gauge functionality with additional features like coulomb counting and impedance tracking.
2. MAX17043G+: This alternative model provides accurate fuel gauging for single-cell lithium-ion batteries and supports a wide range of applications.

In conclusion, BQ20Z75DBT-V180 is a battery fuel gauge that accurately measures and monitors the remaining capacity of rechargeable batteries. With its compact size, low power consumption, and real-time monitoring capabilities, it finds applications in portable electronics, electric vehicles, and energy storage systems. While it has some limitations regarding battery chemistry compatibility and communication interface requirements, there are alternative models available with additional features and broader compatibility.