規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | Automotive, AEC-Q100 |
| ProductStatus | Active |
| SwitchType | USB Switch |
| NumberofOutputs | 1 |
| Ratio-Input:Output | 1:1 |
| OutputConfiguration | High Side |
| OutputType | N-Channel |
| Interface | On/Off |
| Voltage-Load | 4.5V ~ 6.5V |
| Voltage-Supply(Vcc/Vdd) | Not Required |
| Current-Output(Max) | 3A |
| RdsOn(Typ) | 47mOhm |
| InputType | Non-Inverting |
| Features | Load Discharge, Status Flag |
| FaultProtection | Current Limiting (Adjustable), Over Temperature, Over Voltage, UVLO |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| SupplierDevicePackage | 16-WQFN (3x3) |
概述
Description
The TPS2549IRTERQ1 is a USB charging port controller and power switch designed for automotive applications. Developed by Texas Instruments, this component is used to manage USB ports, providing efficient charging and data communication capabilities. It supports a wide input voltage range and offers various charging profiles to accommodate different types of devices, such as Apple, Samsung, and BC1.2-compliant devices.
Key features include adjustable current limits, fault protection mechanisms, and an automatic sleep mode to reduce power consumption. The device is also equipped with an integrated current-sense amplifier for precise current monitoring, enhancing the safety and reliability of the charging process. Its automotive-grade qualification ensures that it meets stringent requirements for temperature and durability, making it suitable for use in harsh automotive environments.
Overall, the TPS2549IRTERQ1 is ideal for automotive designs requiring versatile and reliable USB charging solutions, ensuring that devices can be charged quickly and safely while on the move.
Key features include adjustable current limits, fault protection mechanisms, and an automatic sleep mode to reduce power consumption. The device is also equipped with an integrated current-sense amplifier for precise current monitoring, enhancing the safety and reliability of the charging process. Its automotive-grade qualification ensures that it meets stringent requirements for temperature and durability, making it suitable for use in harsh automotive environments.
Overall, the TPS2549IRTERQ1 is ideal for automotive designs requiring versatile and reliable USB charging solutions, ensuring that devices can be charged quickly and safely while on the move.
Equivalent
The TPS2549IRTERQ1 is a USB charging port controller from Texas Instruments. Equivalent products can include the Microchip MCP16251, NXP NX5P3090, and ON Semiconductor NCP380, although specifics like the exact features and ratings may differ. Ensure compatibility with your design requirements, such as current rating, voltage range, and specific functionalities, when considering alternatives. Always refer to the respective datasheets for detailed comparisons.
Features
The TPS2549IRTERQ1 is a USB charging port controller and power switch with several key features:
1. USB Port Control: It can manage USB ports for charging and data communication, optimized for automotive applications.
2. Adjustable Current Limit: Provides a programmable current limit to ensure safe and flexible charging.
3. Short-to-VBUS Protection: Offers protection against short circuits to VBUS, which safeguards connected devices.
4. Integrated Power Switch: Includes an internal power switch to manage power delivery efficiently.
5. Cable Compensation: Helps maintain charging efficiency by compensating for voltage drops across cables.
6. CDP/DCP Modes: Supports both Charging Downstream Port (CDP) and Dedicated Charging Port (DCP) modes for versatile charging options.
7. Temperature Protection: Features thermal shutdown to prevent damage due to overheating.
8. Wide Input Voltage Range: Operates over a broad input voltage range, suitable for various vehicle power systems.
9. Compact Package: Available in a small WQFN package, suitable for space-constrained designs.
These features make the TPS2549IRTERQ1 ideal for automotive USB charging applications, offering robust performance and protection.
1. USB Port Control: It can manage USB ports for charging and data communication, optimized for automotive applications.
2. Adjustable Current Limit: Provides a programmable current limit to ensure safe and flexible charging.
3. Short-to-VBUS Protection: Offers protection against short circuits to VBUS, which safeguards connected devices.
4. Integrated Power Switch: Includes an internal power switch to manage power delivery efficiently.
5. Cable Compensation: Helps maintain charging efficiency by compensating for voltage drops across cables.
6. CDP/DCP Modes: Supports both Charging Downstream Port (CDP) and Dedicated Charging Port (DCP) modes for versatile charging options.
7. Temperature Protection: Features thermal shutdown to prevent damage due to overheating.
8. Wide Input Voltage Range: Operates over a broad input voltage range, suitable for various vehicle power systems.
9. Compact Package: Available in a small WQFN package, suitable for space-constrained designs.
These features make the TPS2549IRTERQ1 ideal for automotive USB charging applications, offering robust performance and protection.
Pinout
The TPS2549IRTERQ1 is a USB charging port controller and power switch, designed by Texas Instruments, specifically for automotive applications. It comes in a 16-pin WQFN package. The functions of the TPS2549IRTERQ1 include:
1. Power Switch: Controls the power delivery to the connected device, with adjustable current limits.
2. Charging Port Detection: Supports various charging protocols, including USB BC1.2, YD/T 1591-2009, and others, to identify devices and provide optimal charging.
3. Current Sensing: Monitors current usage, aiding in overcurrent protection.
4. Protection Features: Offers overcurrent, overvoltage, and thermal protection to ensure device safety.
5. I2C Interface: Allows communication with a host controller for configuration and status reporting.
6. Status Indicators: Provides feedback on the operational status and fault conditions through status pins.
This controller is suitable for in-vehicle USB power delivery systems, providing robust and efficient charging capabilities with safety features. For precise pin functions and electrical characteristics, refer to the device datasheet.
1. Power Switch: Controls the power delivery to the connected device, with adjustable current limits.
2. Charging Port Detection: Supports various charging protocols, including USB BC1.2, YD/T 1591-2009, and others, to identify devices and provide optimal charging.
3. Current Sensing: Monitors current usage, aiding in overcurrent protection.
4. Protection Features: Offers overcurrent, overvoltage, and thermal protection to ensure device safety.
5. I2C Interface: Allows communication with a host controller for configuration and status reporting.
6. Status Indicators: Provides feedback on the operational status and fault conditions through status pins.
This controller is suitable for in-vehicle USB power delivery systems, providing robust and efficient charging capabilities with safety features. For precise pin functions and electrical characteristics, refer to the device datasheet.
Manufacturer
The TPS2549IRTERQ1 is manufactured by Texas Instruments (TI). TI is a technology company that designs and manufactures semiconductors and various integrated circuits, which are used in a wide array of electronic devices and systems. As a leading player in the semiconductor industry, TI provides solutions for industrial, automotive, personal electronics, communications equipment, and enterprise systems. The company is known for its innovation in analog and embedded processing products, helping engineers create advanced applications across diverse industries.
Application
The TPS2549IRTERQ1 is a USB charging port controller and power switch designed for automotive applications. Its key application areas include in-vehicle infotainment systems, rear-seat entertainment setups, and USB charging ports for passenger devices. It is particularly useful in automotive environments due to its qualified AEC-Q100 standard, ensuring reliability under harsh conditions. The device supports various charging protocols, making it compatible with a wide range of devices, and it helps manage power delivery efficiently. Additionally, it can be used in other applications requiring power management and USB charging capabilities, such as industrial and consumer electronics, where robust power control is essential.
Package
The TPS2549IRTERQ1 is packaged in a WQFN (Wire Quad Flat No-Lead) format. Specifically, it comes in a 16-pin WQFN package, which is compact and suitable for space-constrained applications.
