The BQ25895RTWR is an integrated circuit component designed by Texas Instruments that serves as a highly integrated, 7A-capable, mid-voltage USB Type-C and USB Power Delivery (PD) controller. It offers several key features and functionalities, making it suitable for various applications involving battery charging and power management.
1. USB PD Integration: The BQ25895RTWR provides a fully integrated USB PD controller, allowing for efficient power delivery and charging negotiation with USB PD sources. It supports Power Delivery Rev. 3.0 standards, enabling seamless compatibility with USB Type-C devices.
2. Autonomous Charging: The IC component offers autonomous charging capabilities, meaning it can autonomously negotiate and adjust power levels with different input sources. It supports USB BC1.2, proprietary, and USB Type-C DFP devices for enhanced charging versatility.
3. High Efficiency: With a wide input voltage range (3.6V to 24V) and an integrated USB switch, the BQ25895RTWR achieves high efficiency charging with low power dissipation. It optimizes charging efficiency by dynamically adjusting the system voltage and current based on the battery's state.
4. Input Current Optimizer: This IC component features an input current optimizer that sets the input current limit with a dynamic algorithm based on system requirements, thermal limitations, and real-time voltage feedback. It supports dynamic voltage scaling to optimize charging efficiency
