Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | TPS25821 |
| ProductStatus | Active |
| Applications | USB |
| Voltage-Supply | 4.5V ~ 5.5V |
| Package/Case | 12-WFDFN Exposed Pad |
| SupplierDevicePackage | 12-WSON (3x2) |
Tổng quan
Description
The TPS25821DSSR is a USB Type-C and USB Power Delivery (PD) controller manufactured by Texas Instruments. It is designed to facilitate the implementation of USB Type-C ports with power delivery capabilities in various electronic devices. The controller supports the USB PD 3.0 specification, allowing for power delivery and data communication over a single USB-C connection. This capability enables higher power levels and faster charging for connected devices.
Key features of the TPS25821DSSR include automatic detection and configuration of connected devices, integrated power path control, and protection features such as over-voltage, over-current, and short-circuit protection. The device also supports adjustable current limits and can manage power delivery contracts between connected devices, ensuring safe and efficient charging and data transfer processes.
The TPS25821DSSR is typically used in applications like notebooks, tablets, smartphones, and other consumer electronics that utilize USB Type-C ports. It helps designers simplify the integration of USB-C and PD features while ensuring compliance with relevant standards.
Key features of the TPS25821DSSR include automatic detection and configuration of connected devices, integrated power path control, and protection features such as over-voltage, over-current, and short-circuit protection. The device also supports adjustable current limits and can manage power delivery contracts between connected devices, ensuring safe and efficient charging and data transfer processes.
The TPS25821DSSR is typically used in applications like notebooks, tablets, smartphones, and other consumer electronics that utilize USB Type-C ports. It helps designers simplify the integration of USB-C and PD features while ensuring compliance with relevant standards.
Equivalent
The TPS25821DSSR is a USB Type-C and USB power delivery controller by Texas Instruments. Equivalent products can include:
1. Microchip Technology's UPD350 - A USB Type-C/PD controller.
2. STMicroelectronics' STUSB4500 - A standalone USB PD controller.
3. NXP's PTN5150 - A USB Type-C controller with PD support.
4. ON Semiconductor’s FUSB302B - A USB Type-C controller with PD.
Each alternative should be evaluated for specific features and compatibility with your application requirements.
1. Microchip Technology's UPD350 - A USB Type-C/PD controller.
2. STMicroelectronics' STUSB4500 - A standalone USB PD controller.
3. NXP's PTN5150 - A USB Type-C controller with PD support.
4. ON Semiconductor’s FUSB302B - A USB Type-C controller with PD.
Each alternative should be evaluated for specific features and compatibility with your application requirements.
Features
The TPS25821DSSR is a USB Type-C® DFP controller with advanced power management features. It supports USB Type-C DFP port charging with integrated cable compensation, which enhances the charging efficiency and performance. Key features include:
1. Adjustable Current Limit: It provides a programmable current limit up to 3A, allowing for safe and flexible power delivery.
2. Cable Compensation: Offers cable drop compensation to maintain voltage stability at the end of the cable, ensuring effective power delivery to connected devices.
3. Integrated Power Switch: Comes with built-in high-side MOSFETs to control the power supply, reducing the need for external components.
4. Protections: Includes overcurrent, overtemperature, and short-circuit protection to enhance device safety and reliability.
5. Compliance: Compatible with USB Type-C and USB Power Delivery (PD) specifications, facilitating broad interoperability with USB-compliant devices.
6. Compact Package: Housed in a small WSON (8) package, making it suitable for space-constrained applications.
These features make the TPS25821DSSR ideal for use in automotive, consumer electronics, and industrial applications that require efficient and reliable USB charging solutions.
1. Adjustable Current Limit: It provides a programmable current limit up to 3A, allowing for safe and flexible power delivery.
2. Cable Compensation: Offers cable drop compensation to maintain voltage stability at the end of the cable, ensuring effective power delivery to connected devices.
3. Integrated Power Switch: Comes with built-in high-side MOSFETs to control the power supply, reducing the need for external components.
4. Protections: Includes overcurrent, overtemperature, and short-circuit protection to enhance device safety and reliability.
5. Compliance: Compatible with USB Type-C and USB Power Delivery (PD) specifications, facilitating broad interoperability with USB-compliant devices.
6. Compact Package: Housed in a small WSON (8) package, making it suitable for space-constrained applications.
These features make the TPS25821DSSR ideal for use in automotive, consumer electronics, and industrial applications that require efficient and reliable USB charging solutions.
Pinout
The TPS25821DSSR is a USB Type-C DFP controller with an integrated load switch. It is designed to be compliant with the USB Type-C and USB PD (Power Delivery) standards. The device features a 10-pin configuration.
Key functions include:
1. Type-C DFP Controller: Manages USB Type-C connections, ensuring proper cable orientation and connection.
2. Integrated Load Switch: Provides power to the connected device, supporting up to 3A current.
3. VCONN Power Supply: Supplies power to active cables via the CC pins.
4. Protection Features: Offers overcurrent, overvoltage, and thermal protection.
5. CC Logic: Detects and manages the correct role of the connector, ensuring proper data and power connection.
This makes the TPS25821DSSR suitable for applications like USB ports with power delivery in automotive, consumer electronics, and industrial systems.
Key functions include:
1. Type-C DFP Controller: Manages USB Type-C connections, ensuring proper cable orientation and connection.
2. Integrated Load Switch: Provides power to the connected device, supporting up to 3A current.
3. VCONN Power Supply: Supplies power to active cables via the CC pins.
4. Protection Features: Offers overcurrent, overvoltage, and thermal protection.
5. CC Logic: Detects and manages the correct role of the connector, ensuring proper data and power connection.
This makes the TPS25821DSSR suitable for applications like USB ports with power delivery in automotive, consumer electronics, and industrial systems.
Manufacturer
The TPS25821DSSR is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company headquartered in Dallas, Texas. It is renowned for its development and production of semiconductors and integrated circuits, which are used in a wide array of electronic devices and applications. TI is one of the largest semiconductor companies in the world and has a strong presence in the analog and embedded processing sectors. The company serves various markets, including industrial, automotive, personal electronics, communications, and enterprise systems, leveraging its expertise in analog and digital signal processing.
Application
The TPS25821DSSR is an automotive-grade USB Type-C and USB Power Delivery (PD) controller. It is primarily used in automotive applications for implementing USB charging ports. Key application areas include in-car charging systems, supporting USB PD for fast charging of devices like smartphones, tablets, and laptops. Its features, such as cable compensation and adjustable current limits, make it suitable for automotive infotainment systems, head units, and rear-seat charging solutions. Additionally, it can be used in industrial and consumer electronic applications where robust USB PD management is required. The device ensures reliable power delivery and data communication for connected devices, adhering to the USB Type-C and USB PD standards.
Package
The TPS25821DSSR is available in an 8-pin WSON (DSBGA) package type. This package is compact and designed for space-constrained applications, ideal for USB Type-C and USB Power Delivery implementations.
