BQ2050SN-D119G4
Product Overview
Category
The BQ2050SN-D119G4 belongs to the category of battery management integrated circuits (ICs).
Use
This IC is primarily used for managing and charging rechargeable batteries.
Characteristics
- The BQ2050SN-D119G4 is a highly efficient and compact battery management IC.
- It offers advanced features for accurate battery monitoring and charging control.
- The IC is designed to optimize battery performance and extend its lifespan.
- It supports various battery chemistries, making it versatile for different applications.
Package
The BQ2050SN-D119G4 comes in a small outline package (SOP) with a specific pin configuration.
Essence
The essence of the BQ2050SN-D119G4 lies in its ability to provide reliable and efficient battery management and charging solutions.
Packaging/Quantity
This IC is typically sold in reels or tubes, with a standard quantity of 250 units per reel/tube.
Specifications
- Input Voltage Range: 4.5V to 26V
- Output Voltage Range: 3.6V to 24V
- Charging Current Range: 50mA to 2A
- Operating Temperature Range: -40°C to +85°C
- Integrated Safety Features: Overvoltage protection, overcurrent protection, thermal shutdown
Detailed Pin Configuration
- VCC: Power supply input
- GND: Ground reference
- BAT: Battery connection
- TS: Temperature sense input
- PROG: Programming pin for setting charging parameters
- STAT: Status output pin
- EN: Enable pin for controlling IC operation
- ISET: Current sense input for precise current regulation
- VREF: Reference voltage output
- VSS: Negative supply voltage
Functional Features
- Accurate battery voltage and temperature monitoring
- Constant current/constant voltage (CC/CV) charging algorithm
- Programmable charging parameters for customization
- LED status indication for charging progress
- Automatic safety protections against overvoltage, overcurrent, and overheating
Advantages and Disadvantages
Advantages
- High efficiency charging with optimized battery performance
- Versatile compatibility with various battery chemistries
- Compact size and easy integration into battery management systems
- Customizable charging parameters for specific application requirements
Disadvantages
- Limited maximum charging current compared to some other ICs in the market
- Requires external components for complete battery management system implementation
Working Principles
The BQ2050SN-D119G4 operates based on a CC/CV charging algorithm. It constantly monitors the battery voltage and temperature to ensure safe and efficient charging. The IC regulates the charging current and voltage according to the programmed parameters, maintaining optimal charging conditions throughout the process. Safety features protect the battery from overvoltage, overcurrent, and overheating.
Detailed Application Field Plans
The BQ2050SN-D119G4 is widely used in various applications that require rechargeable battery management and charging. Some common application fields include:
- Portable electronic devices: Smartphones, tablets, laptops, etc.
- Power tools: Cordless drills, electric screwdrivers, etc.
- Electric vehicles: E-bikes, scooters, golf carts, etc.
- Energy storage systems: Solar power systems, uninterruptible power supplies (UPS), etc.
Detailed and Complete Alternative Models
- BQ2050SN-D120G4
- BQ2050SN-D121G4
- BQ2050SN-D122G4
- BQ2050SN-D123G4
- BQ2050SN-D124G4
These alternative models offer similar functionality and compatibility with different battery chemistries, providing options for specific application requirements.
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Luettele 10 yleistä kysymystä ja vastausta, jotka liittyvät BQ2050SN-D119G4 :n soveltamiseen teknisissä ratkaisuissa
Sure! Here are 10 common questions and answers related to the application of BQ2050SN-D119G4 in technical solutions:
Question: What is the BQ2050SN-D119G4?
Answer: The BQ2050SN-D119G4 is a battery management IC (integrated circuit) designed for use in portable electronic devices.Question: What are the key features of the BQ2050SN-D119G4?
Answer: Some key features include overvoltage protection, undervoltage lockout, charge termination, and thermal regulation.Question: What types of batteries can be used with the BQ2050SN-D119G4?
Answer: The BQ2050SN-D119G4 is compatible with various types of rechargeable lithium-ion batteries.Question: How does the BQ2050SN-D119G4 ensure safe charging of batteries?
Answer: The IC incorporates multiple safety features such as voltage and current monitoring, temperature sensing, and fault detection.Question: Can the BQ2050SN-D119G4 support fast charging?
Answer: Yes, the BQ2050SN-D119G4 supports fast charging by providing a high charging current while ensuring the battery remains within safe limits.Question: Is the BQ2050SN-D119G4 suitable for low-power applications?
Answer: Yes, the BQ2050SN-D119G4 is designed to work efficiently in low-power applications, making it suitable for a wide range of devices.Question: Does the BQ2050SN-D119G4 have built-in protection against short circuits?
Answer: Yes, the IC includes short-circuit protection to prevent damage to the battery or the charging circuitry.Question: Can the BQ2050SN-D119G4 be used in automotive applications?
Answer: Yes, the BQ2050SN-D119G4 is automotive-grade and can be used in various automotive applications that require battery management.Question: Does the BQ2050SN-D119G4 provide accurate battery status information?
Answer: Yes, the IC includes a fuel gauge feature that provides accurate information about the battery's state of charge and capacity.Question: Are there any evaluation boards or reference designs available for the BQ2050SN-D119G4?
Answer: Yes, Texas Instruments provides evaluation boards and reference designs to help developers quickly integrate the BQ2050SN-D119G4 into their applications.
Please note that these questions and answers are general and may vary depending on specific application requirements.