Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | SWIFT™ |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 4.5V |
| Voltage-Input(Max) | 17V |
| Voltage-Output(Min/Fixed) | 0.6V |
| Voltage-Output(Max) | 15V |
| Current-Output | 6A |
| Frequency-Switching | 200kHz ~ 1.6MHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 150°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 14-VFQFN Exposed Pad |
Tổng quan
Description
The TPS54622RHLR is a step-down (buck) DC-DC converter from Texas Instruments, designed for high-efficiency power management in electronic devices. It integrates a 6-A, 4.5-V to 17-V input, synchronous buck converter with low on-resistance power MOSFETs. The device supports a fixed switching frequency of 480 kHz, providing excellent performance and ease of use in power supply design.
Key features include:
1. High Efficiency: Achieved through its synchronous rectification and low-loss circuitry.
2. Wide Input Voltage Range: Supports 4.5 V to 17 V, making it suitable for various applications.
3. 6-A Output Current: Ideal for powering digital circuits and processors.
4. Compact Package: Available in a thermally enhanced 3.5 mm x 3.5 mm QFN package, suitable for space-constrained applications.
5. Integrated Protection: Includes features such as cycle-by-cycle current limit, thermal shutdown, and undervoltage lockout for reliable operation.
Overall, the TPS54622RHLR is suitable for applications requiring efficient power conversion and compact design, such as in industrial and consumer electronics.
Key features include:
1. High Efficiency: Achieved through its synchronous rectification and low-loss circuitry.
2. Wide Input Voltage Range: Supports 4.5 V to 17 V, making it suitable for various applications.
3. 6-A Output Current: Ideal for powering digital circuits and processors.
4. Compact Package: Available in a thermally enhanced 3.5 mm x 3.5 mm QFN package, suitable for space-constrained applications.
5. Integrated Protection: Includes features such as cycle-by-cycle current limit, thermal shutdown, and undervoltage lockout for reliable operation.
Overall, the TPS54622RHLR is suitable for applications requiring efficient power conversion and compact design, such as in industrial and consumer electronics.
Equivalent
The TPS54622RHLR is a step-down converter from Texas Instruments. Equivalent products include:
1. LM3150MH - from Texas Instruments, a similar buck regulator.
2. LTC3633 - from Analog Devices (formerly Linear Technology), a dual channel synchronous step-down regulator.
3. MP4560 - from Monolithic Power Systems, a 6A synchronous step-down converter.
4. MAX20751 - from Maxim Integrated, a high-efficiency buck regulator.
These alternatives offer similar voltage and current specifications for power management applications.
1. LM3150MH - from Texas Instruments, a similar buck regulator.
2. LTC3633 - from Analog Devices (formerly Linear Technology), a dual channel synchronous step-down regulator.
3. MP4560 - from Monolithic Power Systems, a 6A synchronous step-down converter.
4. MAX20751 - from Maxim Integrated, a high-efficiency buck regulator.
These alternatives offer similar voltage and current specifications for power management applications.
Features
The TPS54622RHLR is a step-down DC-DC converter from Texas Instruments, designed for high-efficiency power management. Key features include:
1. Input Voltage Range: 4.5V to 17V, suitable for a variety of input sources.
2. Output Voltage: Adjustable from 0.76V to 6V, enabling flexibility in application.
3. Output Current: Capable of delivering up to 6A continuous current.
4. Efficiency: High efficiency, reaching up to 95%, optimized for performance.
5. Switching Frequency: Adjustable from 200 kHz to 1.2 MHz, allowing for trade-offs between size and efficiency.
6. Soft Start: Programmable soft-start feature to control inrush current during startup.
7. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout for enhanced reliability.
8. Package: Comes in a 20-pin VQFN package, which aids in thermal performance and compact design.
9. Compensation: External compensation for design flexibility and stability tuning.
10. Applications: Ideal for use in telecom, networking, and industrial applications requiring compact and efficient power solutions.
These features make the TPS54622RHLR suitable for a wide range of applications requiring efficient power conversion.
1. Input Voltage Range: 4.5V to 17V, suitable for a variety of input sources.
2. Output Voltage: Adjustable from 0.76V to 6V, enabling flexibility in application.
3. Output Current: Capable of delivering up to 6A continuous current.
4. Efficiency: High efficiency, reaching up to 95%, optimized for performance.
5. Switching Frequency: Adjustable from 200 kHz to 1.2 MHz, allowing for trade-offs between size and efficiency.
6. Soft Start: Programmable soft-start feature to control inrush current during startup.
7. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout for enhanced reliability.
8. Package: Comes in a 20-pin VQFN package, which aids in thermal performance and compact design.
9. Compensation: External compensation for design flexibility and stability tuning.
10. Applications: Ideal for use in telecom, networking, and industrial applications requiring compact and efficient power solutions.
These features make the TPS54622RHLR suitable for a wide range of applications requiring efficient power conversion.
Pinout
The TPS54622RHLR is a DC-DC buck converter from Texas Instruments. It comes in a 26-pin VQFN (Very Thin Quad Flat No-Lead) package. This device is part of the SWIFT series and is designed for high-efficiency step-down conversion with an output current capability of up to 6 A.
Key functions and features include:
1. Wide Input Voltage Range: Typically operates from 4.5 V to 17 V, making it suitable for various applications.
2. High-Efficiency Output: Provides adjustable output voltage down to as low as 0.6 V.
3. Integrated MOSFETs: Reduces the need for external components and improves efficiency.
4. Adjustable Switching Frequency: Allows for optimization between efficiency and component size.
5. Safe Operating Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout.
The combination of these features makes the TPS54622RHLR suitable for use in computing, networking, and telecommunication equipment where efficient power conversion is crucial.
Key functions and features include:
1. Wide Input Voltage Range: Typically operates from 4.5 V to 17 V, making it suitable for various applications.
2. High-Efficiency Output: Provides adjustable output voltage down to as low as 0.6 V.
3. Integrated MOSFETs: Reduces the need for external components and improves efficiency.
4. Adjustable Switching Frequency: Allows for optimization between efficiency and component size.
5. Safe Operating Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout.
The combination of these features makes the TPS54622RHLR suitable for use in computing, networking, and telecommunication equipment where efficient power conversion is crucial.
Manufacturer
The TPS54622RHLR is manufactured by Texas Instruments Incorporated (TI). Texas Instruments is a global semiconductor design and manufacturing company that develops analog chips and embedded processors. It serves various industries, including automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI is known for its innovation in the field of electronics, offering a wide range of products such as calculators, microcontrollers, sensors, and power management solutions. The company focuses on creating technology that is efficient, reliable, and cost-effective, supporting advancements in modern electronics.
Application
The TPS54622RHLR is a high-efficiency, synchronous buck converter primarily used in applications requiring step-down voltage conversion. Key application areas include telecommunications equipment, networking and computing systems, industrial automation, and power management in servers and storage systems. It is suitable for use in digital signal processors (DSPs), field-programmable gate arrays (FPGAs), and application-specific integrated circuits (ASICs) that require a stable power supply. Additionally, its robust power management capabilities make it ideal for use in consumer electronics where efficient and reliable power conversion is critical.
Package
The TPS54622RHLR is a 22-pin VQFN (Very Thin Quad Flat No-Lead) package. This package type is designed for surface mounting and offers thermal efficiency and reduced size, making it suitable for high-density applications.
