BQ2013HSN-A514G4

Overview

Product Category

BQ2013HSN-A514G4 belongs to the category of integrated circuits (ICs) specifically designed for battery management systems.

Use

This product is primarily used in applications where accurate monitoring and control of battery parameters are essential, such as in portable electronic devices, electric vehicles, and renewable energy systems.

Characteristics

• High precision: The BQ2013HSN-A514G4 offers precise measurement and control of battery voltage, current, temperature, and state of charge.
• Low power consumption: It operates with minimal power requirements, ensuring efficient utilization of the battery's capacity.
• Compact package: The IC is housed in a small form factor, allowing for easy integration into various electronic systems.
• Robust protection features: It incorporates multiple safeguards to prevent overcharging, over-discharging, and overheating of the battery.

Package and Quantity

The BQ2013HSN-A514G4 is typically available in a surface-mount package, such as a QFN (Quad Flat No-leads) or TSSOP (Thin Shrink Small Outline Package). The exact package type and quantity may vary depending on the supplier and customer requirements.

Specifications

• Operating Voltage Range: 2.7V to 5.5V
• Temperature Measurement Range: -40°C to +85°C
• Communication Interface: I2C (Inter-Integrated Circuit)
• Battery Capacity Measurement Resolution: 1mAh
• Accuracy:
  • Voltage Measurement: ±10mV
  • Current Measurement: ±50mA
  • Temperature Measurement: ±2°C

Pin Configuration

The BQ2013HSN-A514G4 has a total of 16 pins, which are assigned specific functions as follows:

| Pin Number | Name | Function | |------------|------|----------| | 1 | VSS | Ground | | 2 | SDA | I2C Data | | 3 | SCL | I2C Clock| | 4 | VDD | Power Supply Voltage | | 5-8 | NC | No Connection | | 9 | TS | Temperature Sense Input | | 10 | VBAT | Battery Voltage Sense Input | | 11 | VSS | Ground | | 12 | VCC | Power Supply Voltage | | 13-16 | NC | No Connection |

Functional Features

The BQ2013HSN-A514G4 offers the following key features:

1. Accurate battery parameter measurement: It provides precise readings of battery voltage, current, temperature, and state of charge, enabling accurate monitoring and control.
2. Overcharge and over-discharge protection: The IC incorporates built-in safeguards to prevent excessive charging or discharging, ensuring the battery's longevity and safety.
3. Temperature monitoring: It includes a dedicated input for temperature sensing, allowing for real-time monitoring of battery temperature and preventing thermal damage.
4. Communication interface: The I2C interface enables seamless communication with microcontrollers or host systems, facilitating data exchange and control.
5. Low power consumption: The IC operates with minimal power requirements, minimizing energy loss and maximizing battery efficiency.

Advantages and Disadvantages

Advantages

• High precision measurements ensure accurate battery management.
• Robust protection features safeguard the battery from damage.
• Compact package allows for easy integration into various applications.
• Low power consumption optimizes battery utilization.

Disadvantages

• Limited compatibility: The BQ2013HSN-A514G4 may not be compatible with all battery chemistries or configurations.
• External components required: Additional components, such as current shunts or temperature sensors, may be necessary for complete battery management.

Working Principles

The BQ2013HSN-A514G4 operates based on the principle of measuring voltage, current, and temperature to determine the state of charge and other battery parameters. It utilizes an internal analog-to-digital converter (ADC) to convert the analog signals from the battery into digital values. These values are then processed by the IC's internal circuitry to provide accurate measurements and control signals.

The IC communicates with a microcontroller or host system through the I2C interface, allowing for data exchange and control commands. The host system can retrieve battery information, set charging/discharging limits, and receive alerts in case of abnormal battery conditions.

Application Field Plans

The BQ2013HSN-A514G4 finds extensive application in various fields, including:

1. Portable electronic devices: It enables precise monitoring and control of battery parameters in smartphones, tablets, laptops, and wearable devices.
2. Electric vehicles: The IC plays a crucial role in managing the battery pack's performance, ensuring optimal utilization and extending its lifespan.
3. Renewable energy systems