The TPS25821DSSR from Texas Instruments is a highly integrated USB Type-C controller and power switch, designed to simplify the implementation of USB Type-C ports with USB Power Delivery (PD) capabilities. This advanced device is suitable for a wide range of applications, including laptops, tablets, smartphones, docking stations, and other peripherals that require efficient power delivery and data transfer through a USB Type-C interface.

Key Features

• Integrated Power Switch: The TPS25821DSSR integrates a 2.6A, 22mΩ power switch for VBUS power path management, providing robust and efficient power delivery.
• USB PD 3.0 Support: This device supports the USB Power Delivery 3.0 specification, enabling higher power capabilities and a variety of fast charging protocols for quicker device charging.
• Dead Battery Provision: It includes dead battery functionality, allowing systems to be powered from the USB port even when the system battery is deeply discharged.
• Configurable: The TPS25821DSSR offers programmable current limits and other configurable settings via an I2C-compatible interface, making it versatile for different design requirements.
• Overcurrent Protection: Built-in overcurrent protection safeguards the device and the system from excessive current draw that could cause damage.
• Thermal Shutdown: An integrated thermal shutdown feature ensures the device operates within a safe temperature range, preventing overheating.
• Small Form Factor: Housed in a small 3x3mm QFN package, the TPS25821DSSR is ideal for space-constrained applications.

Applications

The TPS25821DSSR is designed to address the needs of a variety of USB Type-C applications, offering a compact and efficient solution for power delivery and data transfer. It is particularly well-suited for portable electronics where space and power efficiency are critical. Its comprehensive feature set ensures reliable operation and compatibility with the latest USB Type-C specifications, making it a top choice for designers looking to incorporate USB Type-C connectivity into their products.