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TPS544B25RVFR
+BOMIC REG BUCK ADJ 20A 40LQFN
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メーカーSTマイクロエレクトロニクス
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メーカー品番 #TPS544B25RVFR
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パッケージ LQFN-CLIP-40
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在庫状況6180
365 日間品質保証
7*24 日間の品質保証
90-時間単位のサービス保証
1日間のアフターサービス保証
仕様
| 属性 | 値 |
| Package / Case | Tape & Reel (TR) |
| Series | SWIFT™ |
| Part Status | Active |
| Function | Step-Down |
| Output Configuration | Positive |
| Topology | Buck |
| Output Type | Adjustable |
| Number of Outputs | 1 |
| Voltage - Input (Min) | 4.5V |
| Voltage - Input (Max) | 18V |
| Voltage - Output (Min/Fixed) | 0.5V |
| Voltage - Output (Max) | 5.5V |
| Current - Output | 20A |
| Frequency - Switching | 200kHz ~ 1MHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 125°C (TJ) |
| Mounting Type | Surface Mount |
概要
Description
The TPS544B25RVFR is a SWIFT™ synchronous buck DC-DC converter from Texas Instruments, designed to provide a highly efficient power supply solution for a wide range of applications. It operates with an input voltage range of 4.5V to 18V and can deliver up to 4A of continuous output current. The device integrates two 20mΩ MOSFETs and features an adaptive on-time D-CAP3™ control mode, which allows for fast transient response and improved efficiency across various load conditions.
The TPS544B25RVFR supports a programmable switching frequency ranging from 200 kHz to 1.5 MHz, providing flexibility in optimizing size and efficiency. It offers features such as output voltage tracking, adjustable soft start, and precision voltage regulation with ±1% accuracy. Protection features include overcurrent, overvoltage, undervoltage, and thermal shutdown, ensuring reliable operation.
Packaged in a space-saving 32-pin VQFN, it is suitable for applications like telecommunications, networking, and industrial equipment where compact size and high efficiency are crucial.
The TPS544B25RVFR supports a programmable switching frequency ranging from 200 kHz to 1.5 MHz, providing flexibility in optimizing size and efficiency. It offers features such as output voltage tracking, adjustable soft start, and precision voltage regulation with ±1% accuracy. Protection features include overcurrent, overvoltage, undervoltage, and thermal shutdown, ensuring reliable operation.
Packaged in a space-saving 32-pin VQFN, it is suitable for applications like telecommunications, networking, and industrial equipment where compact size and high efficiency are crucial.
Equivalent
The TPS544B25RVFR is a synchronous buck converter from Texas Instruments. Equivalent products include:
1. LM27403 from Texas Instruments - A similar synchronous buck controller.
2. MP8770 from Monolithic Power Systems - Another synchronous buck converter.
3. LTC3883 from Analog Devices - Offers similar functionality with digital power system management.
4. ISL8117 from Renesas Electronics - A high-performance buck controller.
Ensure to verify specific features and compatibility with your application.
1. LM27403 from Texas Instruments - A similar synchronous buck controller.
2. MP8770 from Monolithic Power Systems - Another synchronous buck converter.
3. LTC3883 from Analog Devices - Offers similar functionality with digital power system management.
4. ISL8117 from Renesas Electronics - A high-performance buck controller.
Ensure to verify specific features and compatibility with your application.
Features
The TPS544B25RVFR is a step-down synchronous buck converter designed for high-efficiency, high-current applications. Key features include:
1. Wide Input Voltage Range: Supports 4.5V to 18V input, accommodating various power sources.
2. Output: Provides a fixed output voltage, adjustable from 0.6V to 5.5V, with a capability of delivering up to 20A continuous current.
3. Efficiency: Achieves high efficiency with a peak efficiency of up to 96%, utilizing synchronous rectification.
4. Integrated FETs: Includes high-side and low-side MOSFETs, minimizing external component count.
5. D-CAP3 Control Mode: Ensures fast transient response without requiring external compensation components.
6. Precision: Offers ±1.0% output voltage accuracy over the full temperature range.
7. Protection Features: Includes over-current, over-voltage, under-voltage, and over-temperature protection.
8. Soft Start/Stop: Programmable soft-start and power-good indicator for controlled power sequencing.
9. Packaging: Available in a 28-pin VQFN package, optimized for thermal performance and space-saving.
These features make the TPS544B25RVFR suitable for applications in telecommunications, networking, and computing where reliable power delivery is crucial.
1. Wide Input Voltage Range: Supports 4.5V to 18V input, accommodating various power sources.
2. Output: Provides a fixed output voltage, adjustable from 0.6V to 5.5V, with a capability of delivering up to 20A continuous current.
3. Efficiency: Achieves high efficiency with a peak efficiency of up to 96%, utilizing synchronous rectification.
4. Integrated FETs: Includes high-side and low-side MOSFETs, minimizing external component count.
5. D-CAP3 Control Mode: Ensures fast transient response without requiring external compensation components.
6. Precision: Offers ±1.0% output voltage accuracy over the full temperature range.
7. Protection Features: Includes over-current, over-voltage, under-voltage, and over-temperature protection.
8. Soft Start/Stop: Programmable soft-start and power-good indicator for controlled power sequencing.
9. Packaging: Available in a 28-pin VQFN package, optimized for thermal performance and space-saving.
These features make the TPS544B25RVFR suitable for applications in telecommunications, networking, and computing where reliable power delivery is crucial.
Pinout
The TPS544B25RVFR is a configurable, synchronous step-down DC-DC converter from Texas Instruments. It comes in a 32-pin VQFN (Very Thin Quad Flat No-lead) package. The device is designed for high-efficiency power conversion and is suitable for applications involving high-performance processors, FPGAs, and ASICs.
Key functions include:
1. Wide Input Voltage Range: Supports a wide input voltage range, allowing flexibility in power supply design.
2. Programmable Output Voltage: Offers a digitally adjustable output voltage to meet specific application requirements.
3. High Efficiency: Utilizes a synchronous rectification architecture for improved efficiency.
4. PMBus Interface: Supports PMBus for digital control and telemetry, enabling real-time monitoring and configuration.
5. Protection Features: Includes overcurrent, overvoltage, undervoltage, and thermal protection to ensure reliable operation.
6. Synchronization: Capable of frequency synchronization to an external clock for reduced interference and optimized performance.
These features make the TPS544B25RVFR suitable for powering complex digital systems with stringent power requirements.
Key functions include:
1. Wide Input Voltage Range: Supports a wide input voltage range, allowing flexibility in power supply design.
2. Programmable Output Voltage: Offers a digitally adjustable output voltage to meet specific application requirements.
3. High Efficiency: Utilizes a synchronous rectification architecture for improved efficiency.
4. PMBus Interface: Supports PMBus for digital control and telemetry, enabling real-time monitoring and configuration.
5. Protection Features: Includes overcurrent, overvoltage, undervoltage, and thermal protection to ensure reliable operation.
6. Synchronization: Capable of frequency synchronization to an external clock for reduced interference and optimized performance.
These features make the TPS544B25RVFR suitable for powering complex digital systems with stringent power requirements.
Manufacturer
The TPS544B25RVFR is manufactured by Texas Instruments. Texas Instruments, commonly known as TI, is an American technology company that designs and manufactures semiconductors and various integrated circuits. TI is one of the largest semiconductor companies in the world and serves a wide range of industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. The company is known for its innovation in analog and embedded processing products.
Application
The TPS544B25RVFR is a high-efficiency, synchronous buck converter typically used in applications requiring precise voltage regulation and high current. Key application areas include:
1. Telecommunications: Powering communication equipment and infrastructure.
2. Data Centers: Used in server and storage systems for efficient power management.
3. Networking: Supports routers, switches, and other networking devices.
4. Industrial Automation: Powers controllers and other automation equipment.
5. Consumer Electronics: Used in high-performance computing devices and gaming consoles.
6. Medical Equipment: Provides stable power for medical imaging and diagnostic machines.
Its configurable features and high current capability make it suitable for applications where power density and efficiency are critical.
1. Telecommunications: Powering communication equipment and infrastructure.
2. Data Centers: Used in server and storage systems for efficient power management.
3. Networking: Supports routers, switches, and other networking devices.
4. Industrial Automation: Powers controllers and other automation equipment.
5. Consumer Electronics: Used in high-performance computing devices and gaming consoles.
6. Medical Equipment: Provides stable power for medical imaging and diagnostic machines.
Its configurable features and high current capability make it suitable for applications where power density and efficiency are critical.
Package
The TPS544B25RVFR is a DC-DC buck converter from Texas Instruments, and it comes in a QFN (Quad Flat No-leads) package type. Specifically, the package is a 40-pin, 5 mm x 7 mm QFN. This packaging provides good thermal performance and is suitable for space-constrained applications.
