BQ2014SN-D120TRG4

Product Overview

Category

The BQ2014SN-D120TRG4 belongs to the category of integrated circuits (ICs) specifically designed for battery management.

Use

This IC is primarily used for monitoring and controlling rechargeable batteries, ensuring their safe and efficient operation.

Characteristics

• The BQ2014SN-D120TRG4 offers accurate voltage and temperature measurements.
• It provides protection against overcharging, over-discharging, and short circuits.
• This IC supports communication protocols such as I2C and SMBus.
• It has low power consumption, making it suitable for portable devices.
• The BQ2014SN-D120TRG4 features a wide operating temperature range.

Package

The BQ2014SN-D120TRG4 is available in a small outline transistor (SOT) package, which ensures easy integration into various electronic systems.

Essence

The essence of the BQ2014SN-D120TRG4 lies in its ability to monitor and control battery parameters accurately, enhancing the overall performance and safety of rechargeable batteries.

Packaging/Quantity

This IC is typically sold in reels or tubes, with each reel containing a specific quantity of BQ2014SN-D120TRG4 ICs. The exact quantity may vary depending on the manufacturer's packaging specifications.

Specifications

• Input Voltage Range: 2.7V to 5.5V
• Operating Temperature Range: -40°C to +85°C
• Communication Interface: I2C, SMBus
• Battery Capacity Measurement Range: 0mAh to 65,535mAh
• Voltage Measurement Accuracy: ±10mV
• Temperature Measurement Accuracy: ±1°C

Detailed Pin Configuration

The BQ2014SN-D120TRG4 IC has the following pin configuration:

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

Functional Features

1. Accurate Battery Monitoring: The BQ2014SN-D120TRG4 provides precise measurements of battery voltage and temperature, ensuring optimal performance and safety.
2. Overcharge/Over-Discharge Protection: This IC incorporates protection mechanisms to prevent battery damage due to overcharging or over-discharging.
3. Short Circuit Protection: It offers short circuit protection, safeguarding the battery and connected devices from potential damage.
4. Communication Interface: The I2C and SMBus compatibility enables seamless integration with various microcontrollers and battery management systems.

Advantages and Disadvantages

Advantages

• Accurate voltage and temperature measurements
• Comprehensive protection features
• Low power consumption
• Wide operating temperature range
• Easy integration with existing systems

Disadvantages

• Limited battery capacity measurement range
• Requires additional external components for full functionality

Working Principles

The BQ2014SN-D120TRG4 operates by continuously monitoring the battery voltage and temperature. It utilizes internal algorithms to calculate the battery's state of charge, remaining capacity, and other relevant parameters. By communicating with external systems through the I2C or SMBus interface, it enables real-time monitoring and control of the battery's operation.

Detailed Application Field Plans

The BQ2014SN-D120TRG4 finds applications in various fields, including:

1. Portable Electronics: Used in smartphones, tablets, and laptops to monitor battery health and optimize charging/discharging cycles.
2. Electric Vehicles: Integrated into battery management systems to ensure safe and efficient operation of electric vehicle batteries.
3. Renewable Energy Systems: Employed in solar power storage systems to monitor battery performance and maximize energy utilization.
4. Medical Devices: Used in medical equipment to accurately measure battery parameters and prevent potential failures.

Detailed and Complete Alternative Models

1. BQ2012SN-D120TRG4
2. BQ2013SN-D120TRG4
3. BQ2015SN-D120TRG4
4. BQ2016SN-D120TRG4
5. BQ2017SN-D120TRG4

These alternative models offer similar functionality and features, providing options for different application requirements.

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