BQ20Z75DBTR-V180

Product Overview

Category

BQ20Z75DBTR-V180 belongs to the category of integrated circuits (ICs).

Use

This product is primarily used for battery management in various electronic devices.

Characteristics

• Integrated circuit designed for battery management
• Provides accurate monitoring and control of battery parameters
• Enables efficient charging and discharging of batteries
• Offers protection against overcharging, over-discharging, and short circuits

Package

BQ20Z75DBTR-V180 comes in a small form factor package suitable for surface mount technology (SMT) applications.

Essence

The essence of this product lies in its ability to ensure optimal performance and safety of batteries in electronic devices.

Packaging/Quantity

BQ20Z75DBTR-V180 is typically packaged in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply Voltage: 2.7V to 4.5V
• Operating Temperature Range: -40°C to +85°C
• Communication Interface: I2C
• Battery Capacity Measurement Resolution: 1 mAh
• Cell Voltage Measurement Resolution: 1 mV
• Current Measurement Resolution: 1 mA
• Dimensions: 3mm x 3mm

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: Temperature Sense Input
7. VDD: Power Supply
8. NC: No Connection

Functional Features

• Accurate measurement of battery voltage, current, and temperature
• Real-time monitoring of battery state-of-charge (SOC)
• Overvoltage and undervoltage protection
• Overcurrent protection
• Temperature monitoring and thermal shutdown
• Communication with host system via I2C interface
• Low power consumption in standby mode

Advantages and Disadvantages

Advantages

• Precise battery management for optimal performance and longevity
• Enhanced safety through overcharge and over-discharge protection
• Compact size suitable for space-constrained applications
• Easy integration into existing electronic systems
• Efficient communication interface for seamless data exchange

Disadvantages

• Limited compatibility with certain battery chemistries or configurations
• Reliance on external microcontroller for full functionality
• Higher cost compared to simpler battery management solutions

Working Principles

BQ20Z75DBTR-V180 operates by continuously monitoring the battery voltage, current, and temperature. It uses this information to calculate the state-of-charge (SOC) of the battery accurately. The IC also implements various protection mechanisms to prevent overcharging, over-discharging, and excessive current flow. Communication with the host system is established through the I2C interface, allowing for real-time data exchange and control.

Detailed Application Field Plans

BQ20Z75DBTR-V180 finds application in a wide range of electronic devices that utilize rechargeable batteries. Some notable examples include: - Smartphones and tablets - Laptops and notebooks - Portable medical devices - Electric vehicles - Power tools

In these applications, the IC ensures efficient charging, accurate battery monitoring, and enhanced safety.

Detailed and Complete Alternative Models

1. BQ40Z50-R1: Similar battery management IC with extended features and higher capacity measurement resolution.
2. MAX17043G+T: Integrated fuel gauge IC with advanced algorithms for precise SOC estimation.
3. LTC2945IMS#PBF: Multicell battery gas gauge with high accuracy and wide operating temperature range.

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

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