Overview
The BQ7721605PWR, manufactured by Texas Instruments, is a specialized voltage and temperature protection IC designed for multi-cell lithium-ion battery packs. This component is particularly suited for applications requiring precise monitoring and protection of battery cells to ensure safety and longevity. Its market positioning targets industries such as electric vehicles, portable electronics, and energy storage systems, where reliable battery management is critical. The BQ7721605PWR stands out for its high accuracy, robust protection features, and compact TSSOP-20 package, making it a competitive choice for advanced battery management solutions.
Key Specifications
| Parameter | Value | Unit | Notes |
|---|---|---|---|
| Number of Cells | 5 | - | Supports up to 5 series-connected Li-ion cells |
| Operating Voltage | 2.5 to 25 | V | Wide input voltage range |
| Temperature Range | -40 to 85 | °C | Industrial temperature range |
| Package | TSSOP-20 | - | Compact surface-mount package |
| Protection Features | Overvoltage, Undervoltage, Overtemperature | - | Comprehensive protection mechanisms |
Key Features
- High-accuracy voltage monitoring for each cell in the battery pack.
- Integrated temperature sensing for enhanced safety.
- Robust protection against overvoltage, undervoltage, and overtemperature conditions.
- Compact TSSOP-20 package for space-constrained applications.
- Low power consumption for energy-efficient operation.
Applications
The BQ7721605PWR is widely used in applications requiring reliable battery management, such as electric vehicles (EVs), portable medical devices, and renewable energy storage systems. In EVs, it ensures the safe operation of battery packs by preventing overcharging and overheating. In portable electronics, it extends battery life and enhances user safety. Additionally, it is employed in industrial energy storage systems to maintain optimal battery performance and prevent failures.
Q & A
What is the maximum number of cells supported by the BQ7721605PWR?
The BQ7721605PWR supports up to 5 series-connected lithium-ion cells.
What is the operating voltage range of the BQ7721605PWR?
The operating voltage range is from 2.5V to 25V.
Does the BQ7721605PWR include temperature protection?
Yes, it features integrated overtemperature protection.
What package does the BQ7721605PWR come in?
It is available in a TSSOP-20 package.
What are the key protection features of the BQ7721605PWR?
It provides protection against overvoltage, undervoltage, and overtemperature conditions.
Is the BQ7721605PWR suitable for electric vehicles?
Yes, it is designed for use in electric vehicles and other high-reliability applications.
What is the temperature range for operation?
It operates within an industrial temperature range of -40°C to 85°C.
How does the BQ7721605PWR enhance battery safety?
By monitoring cell voltages and temperatures, it prevents unsafe conditions such as overcharging and overheating.
Can the BQ7721605PWR be used in portable electronics?
Yes, its compact size and low power consumption make it ideal for portable devices.
What industries benefit from the BQ7721605PWR?
Industries such as automotive, medical, and renewable energy benefit from its advanced battery management capabilities.
