仕様
| 属性 | 値 |
| Package | Tape & Reel (TR),Cut Tape (CT),Bulk |
| Series | SWIFT™, D-CAP3™, Eco-Mode™ |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 1.5V |
| Voltage-Input(Max) | 20V |
| Voltage-Output(Min/Fixed) | 0.6V |
| Voltage-Output(Max) | 5.5V |
| Current-Output | 15A |
| Frequency-Switching | Selectable |
| SynchronousRectifier | No |
| OperatingTemperature | -40°C ~ 125°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 28-VFQFN Exposed Pad |
概要
Description
The TPS548A20RVER is a highly efficient, synchronous buck converter designed for high-performance applications. This device, from Texas Instruments, is part of the SWIFT™ family and offers a compact solution for point-of-load (POL) power supplies in space-constrained applications. It operates with a wide input voltage range and provides a robust output current capability.
Key features include a 4.5V to 16V input voltage range, adjustable output voltage, and a maximum output current of 8A. The TPS548A20RVER utilizes an adaptive on-time D-CAP3 control mode to offer fast transient response and improved stability. This regulation method simplifies the design process by eliminating external compensation components.
The device is equipped with various protection features, including over-current protection (OCP), over-voltage protection (OVP), and thermal shutdown, ensuring reliable operation under adverse conditions. It is housed in a 28-pin VQFN package that enhances thermal performance, making it suitable for use in computing, telecom, and industrial applications where efficiency, size, and performance are critical.
Key features include a 4.5V to 16V input voltage range, adjustable output voltage, and a maximum output current of 8A. The TPS548A20RVER utilizes an adaptive on-time D-CAP3 control mode to offer fast transient response and improved stability. This regulation method simplifies the design process by eliminating external compensation components.
The device is equipped with various protection features, including over-current protection (OCP), over-voltage protection (OVP), and thermal shutdown, ensuring reliable operation under adverse conditions. It is housed in a 28-pin VQFN package that enhances thermal performance, making it suitable for use in computing, telecom, and industrial applications where efficiency, size, and performance are critical.
Equivalent
Equivalent products to the TPS548A20RVER, a synchronous buck converter from Texas Instruments, include similar high-efficiency, high-current buck converters. Consider the following:
1. Maxim Integrated: MAX20751
2. Analog Devices: ADP1850
3. Infineon Technologies: IR3894
4. Microchip Technology: MCP19124
These alternatives may differ in specific features, so reviewing datasheets for electrical characteristics and pin compatibility is advisable.
1. Maxim Integrated: MAX20751
2. Analog Devices: ADP1850
3. Infineon Technologies: IR3894
4. Microchip Technology: MCP19124
These alternatives may differ in specific features, so reviewing datasheets for electrical characteristics and pin compatibility is advisable.
Features
The TPS548A20RVER is a high-performance, synchronous buck converter designed by Texas Instruments. This power management IC offers several key features:
1. High Efficiency: Operates with a high efficiency of up to 94%, reducing power loss and enhancing thermal performance.
2. Wide Input Voltage Range: Supports a broad input voltage range from 4.5V to 18V, making it versatile for different applications.
3. Adjustable Output Voltage: Offers an adjustable output voltage range from 0.6V to 5.5V, providing flexibility for various system requirements.
4. High Current Capability: Delivers up to 10A continuous output current, suitable for powering high-performance processors and FPGAs.
5. Fast Transient Response: Uses D-CAP3™ control mode, ensuring fast transient response and low output voltage ripple.
6. Small Footprint: Available in a compact VQFN package, facilitating space-saving designs.
7. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout to enhance system reliability.
8. Frequency Synchronization: Offers frequency synchronization to an external clock, enabling better noise management in multi-device systems.
These characteristics make the TPS548A20RVER ideal for applications requiring efficient power conversion and compact design.
1. High Efficiency: Operates with a high efficiency of up to 94%, reducing power loss and enhancing thermal performance.
2. Wide Input Voltage Range: Supports a broad input voltage range from 4.5V to 18V, making it versatile for different applications.
3. Adjustable Output Voltage: Offers an adjustable output voltage range from 0.6V to 5.5V, providing flexibility for various system requirements.
4. High Current Capability: Delivers up to 10A continuous output current, suitable for powering high-performance processors and FPGAs.
5. Fast Transient Response: Uses D-CAP3™ control mode, ensuring fast transient response and low output voltage ripple.
6. Small Footprint: Available in a compact VQFN package, facilitating space-saving designs.
7. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout to enhance system reliability.
8. Frequency Synchronization: Offers frequency synchronization to an external clock, enabling better noise management in multi-device systems.
These characteristics make the TPS548A20RVER ideal for applications requiring efficient power conversion and compact design.
Pinout
The TPS548A20RVER is a part of Texas Instruments' series of DC-DC converters. It is a small-outline, high-current, synchronous buck converter. This specific model comes in a 28-pin WQFN (Wettable Flank Quad Flatpack No-lead) package, making it suitable for compact designs.
The primary function of the TPS548A20RVER is to step down a higher voltage to a lower voltage with high efficiency, suitable for powering various electronic components in a system. It is capable of providing an output current of up to 8 A and supports input voltages typically ranging from 4.5 V to 18 V.
The device includes features like integrated MOSFETs, internal compensation, current mode control, and a wide switching frequency range. These features help in achieving high efficiency, fast transient response, and easy implementation in power supply designs. Additionally, it offers protection features like overcurrent protection, thermal shutdown, and undervoltage lockout.
For detailed technical specifications and pin functions, it's recommended to consult the official datasheet provided by Texas Instruments.
The primary function of the TPS548A20RVER is to step down a higher voltage to a lower voltage with high efficiency, suitable for powering various electronic components in a system. It is capable of providing an output current of up to 8 A and supports input voltages typically ranging from 4.5 V to 18 V.
The device includes features like integrated MOSFETs, internal compensation, current mode control, and a wide switching frequency range. These features help in achieving high efficiency, fast transient response, and easy implementation in power supply designs. Additionally, it offers protection features like overcurrent protection, thermal shutdown, and undervoltage lockout.
For detailed technical specifications and pin functions, it's recommended to consult the official datasheet provided by Texas Instruments.
Manufacturer
The TPS548A20RVER is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of electronic components and integrated circuits. It is well-known for its analog and embedded processing products, which are used in various applications across different industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI is recognized for its innovation and contributions to technology, continually developing products that help its customers create differentiated applications.
Application
The TPS548A20RVER is a DC-DC buck converter designed for power management applications. It is commonly used in areas requiring efficient voltage regulation, such as telecommunications, networking equipment, server and storage systems, and industrial electronics. This component is ideal for applications demanding high power density and precision, such as powering microprocessors, ASICs, and FPGAs. Its features, like high efficiency and fast transient response, make it suitable for systems with dynamic power requirements. Additionally, it is used in distributed power architecture and point-of-load power supplies, where space and performance are critical considerations.
Package
The TPS548A20RVER is a buck converter from Texas Instruments, housed in a 30-pin VQFN package. The VQFN (Very Thin Quad Flat No-lead) package provides a compact form factor ideal for applications requiring efficient power conversion with minimal space.