規格
| 屬性 | 價值 |
| Package | Tape & Reel (TR) |
| Series | SWIFT™ |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 1.5V |
| Voltage-Input(Max) | 18V |
| Voltage-Output(Min/Fixed) | 0.6V |
| Voltage-Output(Max) | 5.5V |
| Current-Output | 25A |
| Frequency-Switching | Adjustable |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 40-LFQFN Exposed Pad |
概述
Description
The TPS549B22RVFR is a high-efficiency, synchronous buck converter designed by Texas Instruments. It is part of the TPS549B22 family, catering to high-performance applications requiring precise power regulation. The device is capable of delivering up to 25 A of continuous current, making it suitable for powering high-performance processors, FPGAs, and ASICs.
Key features of the TPS549B22RVFR include a wide input voltage range from 4.5 V to 18 V, and an output voltage range adjustable from 0.6 V to 5.5 V. It employs adaptive on-time D-CAP3™ control mode, which allows for fast transient response and minimal external component count. This converter also supports voltage margining, sequencing, and programmable soft start.
The TPS549B22RVFR is equipped with multiple protection features like output overvoltage, undervoltage lockout, current limit, and thermal shutdown. It comes in a compact VQFN package, which aids in efficient thermal management. Overall, this converter is ideal for space-constrained applications requiring robust performance and reliability.
Key features of the TPS549B22RVFR include a wide input voltage range from 4.5 V to 18 V, and an output voltage range adjustable from 0.6 V to 5.5 V. It employs adaptive on-time D-CAP3™ control mode, which allows for fast transient response and minimal external component count. This converter also supports voltage margining, sequencing, and programmable soft start.
The TPS549B22RVFR is equipped with multiple protection features like output overvoltage, undervoltage lockout, current limit, and thermal shutdown. It comes in a compact VQFN package, which aids in efficient thermal management. Overall, this converter is ideal for space-constrained applications requiring robust performance and reliability.
Equivalent
The TPS549B22RVFR is a high-performance buck converter from Texas Instruments. Equivalent products include the following:
1. Analog Devices: LTC7150S
2. Maxim Integrated: MAX20751
3. Infineon: TDA21470
4. Renesas: ISL8126
These alternatives offer similar functionalities such as high efficiency, integrated MOSFETs, and a similar range of input and output voltage specifications. Always verify compatibility with specific application requirements.
1. Analog Devices: LTC7150S
2. Maxim Integrated: MAX20751
3. Infineon: TDA21470
4. Renesas: ISL8126
These alternatives offer similar functionalities such as high efficiency, integrated MOSFETs, and a similar range of input and output voltage specifications. Always verify compatibility with specific application requirements.
Features
The TPS549B22RVFR is a high-efficiency, synchronous-buck DC-DC converter designed for point-of-load applications. Key features include:
1. Wide Input Voltage Range: Supports input voltages from 4.5 V to 18 V.
2. Output Voltage: Adjustable output voltage range from 0.6 V to 5.5 V.
3. High Output Current: Capable of delivering up to 25 A continuous output current.
4. Efficiency: High efficiency due to low RDS(on) power MOSFETs.
5. Advanced Control Scheme: Utilizes D-CAP3™ mode for fast transient response and low output capacitance.
6. Integrated Compensation: Simplifies design by eliminating the need for external compensation components.
7. Protection Features: Includes overcurrent protection, undervoltage lockout, and thermal shutdown.
8. Soft Start/Stop: Programmable soft start and stop to minimize inrush current.
9. Monitoring and Reporting: Features like Power Good signal and output voltage monitoring.
10. Package: Available in a 7 mm × 5 mm VQFN package for space-saving designs.
These features make it suitable for powering high-performance processors, FPGAs, and ASICs in computing and telecommunication equipment.
1. Wide Input Voltage Range: Supports input voltages from 4.5 V to 18 V.
2. Output Voltage: Adjustable output voltage range from 0.6 V to 5.5 V.
3. High Output Current: Capable of delivering up to 25 A continuous output current.
4. Efficiency: High efficiency due to low RDS(on) power MOSFETs.
5. Advanced Control Scheme: Utilizes D-CAP3™ mode for fast transient response and low output capacitance.
6. Integrated Compensation: Simplifies design by eliminating the need for external compensation components.
7. Protection Features: Includes overcurrent protection, undervoltage lockout, and thermal shutdown.
8. Soft Start/Stop: Programmable soft start and stop to minimize inrush current.
9. Monitoring and Reporting: Features like Power Good signal and output voltage monitoring.
10. Package: Available in a 7 mm × 5 mm VQFN package for space-saving designs.
These features make it suitable for powering high-performance processors, FPGAs, and ASICs in computing and telecommunication equipment.
Pinout
The TPS549B22RVFR is a DC-DC buck converter from Texas Instruments. It is a power management IC designed to convert a higher input voltage to a lower output voltage efficiently. The package type for the TPS549B22RVFR is VQFN (Very Thin Quad Flat No-lead), and it has a total of 40 pins.
Key functions of the TPS549B22RVFR include:
1. High-Efficiency Conversion: It converts input voltages ranging from 1.5 V to 16 V to output voltages as low as 0.6 V, suitable for powering digital loads.
2. Current Capability: It supports load currents up to 25 A, making it ideal for high-power applications.
3. Integrated MOSFETs: The device includes integrated MOSFETs to simplify design and improve efficiency.
4. Adjustable Switching Frequency: The switching frequency can be set from 200 kHz to 1.6 MHz, allowing flexibility in design.
5. Advanced Features: It includes PMBus interface for control and monitoring, and features such as soft-start, power good, and protection mechanisms like overcurrent and thermal shutdown.
These features make it suitable for applications in computing, telecom, and networking infrastructure.
Key functions of the TPS549B22RVFR include:
1. High-Efficiency Conversion: It converts input voltages ranging from 1.5 V to 16 V to output voltages as low as 0.6 V, suitable for powering digital loads.
2. Current Capability: It supports load currents up to 25 A, making it ideal for high-power applications.
3. Integrated MOSFETs: The device includes integrated MOSFETs to simplify design and improve efficiency.
4. Adjustable Switching Frequency: The switching frequency can be set from 200 kHz to 1.6 MHz, allowing flexibility in design.
5. Advanced Features: It includes PMBus interface for control and monitoring, and features such as soft-start, power good, and protection mechanisms like overcurrent and thermal shutdown.
These features make it suitable for applications in computing, telecom, and networking infrastructure.
Manufacturer
The TPS549B22RVFR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of integrated circuits and electronic components. It serves various sectors, including industrial, automotive, personal electronics, communications equipment, and enterprise systems. TI is known for its innovations and contributions to the technology industry, particularly in areas such as analog electronics and embedded processing.
Application
The TPS549B22RVFR is a high-efficiency, synchronous buck converter designed for applications requiring a compact and efficient power supply. Key application areas include:
1. Data Centers: Provides reliable power for servers and high-performance computing.
2. Telecommunications: Powers infrastructure equipment such as routers and base stations.
3. Industrial Equipment: Supports automation and control systems.
4. Networking Devices: Supplies power for switches and modems.
5. Consumer Electronics: Used in high-power devices like gaming consoles and set-top boxes.
Its features, such as a wide input voltage range, high current output, and excellent thermal performance, make it suitable for environments demanding robust and efficient power solutions.
1. Data Centers: Provides reliable power for servers and high-performance computing.
2. Telecommunications: Powers infrastructure equipment such as routers and base stations.
3. Industrial Equipment: Supports automation and control systems.
4. Networking Devices: Supplies power for switches and modems.
5. Consumer Electronics: Used in high-power devices like gaming consoles and set-top boxes.
Its features, such as a wide input voltage range, high current output, and excellent thermal performance, make it suitable for environments demanding robust and efficient power solutions.
Package
The TPS549B22RVFR is housed in a VQFN (Very Thin Quad Flat No-Lead) package. Specifically, it is a 5.00 mm x 7.00 mm, 40-pin package, which provides a compact form factor suitable for surface mounting on PCBs, often used in power management applications.
