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TPS54628DDAR
+BOMIC REG BUCK ADJUSTABLE 6A 8SOPWR
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Nhà sản xuấtTexas Dụng cụ
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Ông. Phần #TPS54628DDAR
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Gói HSOIC (DDA)-8
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Có sẵn5725
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Thông số kỹ thuật
| thuộc tính | Giá trị |
| Package | Tape & Reel (TR),Cut Tape (CT) |
| Series | D-CAP2™, Eco-Mode™ |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 4.5V |
| Voltage-Input(Max) | 18V |
| Voltage-Output(Min/Fixed) | 0.765V |
| Voltage-Output(Max) | 5.5V |
| Current-Output | 6A |
| Frequency-Switching | 650kHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-PowerSOIC (0.154, 3.90mm Width) |
Tổng quan
Description
The TPS54628DDAR is a step-down (buck) converter from Texas Instruments, designed to provide efficient power management solutions for various electronic applications. It features a wide input voltage range of 4.5V to 18V and can deliver an output current of up to 6A, making it suitable for powering processors, FPGAs, and other digital systems.
Key features include a high switching frequency of up to 1.6 MHz, which allows for the use of smaller external components and contributes to overall compact designs. The device also incorporates advanced features such as internal compensation, an adjustable soft-start, and power good output, ensuring stable and reliable operation.
The TPS54628DDAR operates in pulse width modulation (PWM) mode and is designed for high efficiency, typically over 90%, reducing heat dissipation and improving energy savings. It comes in an 8-pin SO PowerPAD package, which facilitates heat dissipation and simplifies thermal management in compact designs. It is widely used in applications like telecommunications, industrial equipment, and consumer electronics.
Key features include a high switching frequency of up to 1.6 MHz, which allows for the use of smaller external components and contributes to overall compact designs. The device also incorporates advanced features such as internal compensation, an adjustable soft-start, and power good output, ensuring stable and reliable operation.
The TPS54628DDAR operates in pulse width modulation (PWM) mode and is designed for high efficiency, typically over 90%, reducing heat dissipation and improving energy savings. It comes in an 8-pin SO PowerPAD package, which facilitates heat dissipation and simplifies thermal management in compact designs. It is widely used in applications like telecommunications, industrial equipment, and consumer electronics.
Equivalent
The TPS54628DDAR is a 4.5V to 18V, 6A synchronous step-down regulator from Texas Instruments. Equivalent or similar products include:
1. LM43603 from Texas Instruments
2. MP2459 from Monolithic Power Systems
3. LMR33630 from Texas Instruments
4. LT8608 from Analog Devices
5. MP1584 from Monolithic Power Systems
These alternatives offer similar functionality but may have different specifications, so it's important to verify compatibility with your specific requirements.
1. LM43603 from Texas Instruments
2. MP2459 from Monolithic Power Systems
3. LMR33630 from Texas Instruments
4. LT8608 from Analog Devices
5. MP1584 from Monolithic Power Systems
These alternatives offer similar functionality but may have different specifications, so it's important to verify compatibility with your specific requirements.
Features
The TPS54628DDAR is a step-down synchronous DC-DC converter from Texas Instruments. Key features include:
1. Input Voltage Range: Operates from 4.5V to 28V, making it suitable for a wide range of applications.
2. Output Current: Delivers up to 6A of continuous output current.
3. Efficiency: High efficiency with low RDS(on) MOSFETs and a pulse-skipping Eco-mode™ for light load efficiency.
4. Switching Frequency: Adjustable frequency ranging from 200 kHz to 1.6 MHz for optimization between size and efficiency.
5. Soft-Start: Adjustable soft-start feature to control the inrush current.
6. Protection Features: Includes output overvoltage protection, thermal shutdown, and short-circuit protection.
7. Compensation: External compensation allows for flexible design and optimization.
8. Package: Available in an 8-pin SO PowerPAD™ package for efficient thermal management.
9. Applications: Ideal for use in computing, consumer electronics, industrial, and communications applications due to its versatility and robust feature set.
These features combined make the TPS54628DDAR a versatile and efficient solution for power management needs.
1. Input Voltage Range: Operates from 4.5V to 28V, making it suitable for a wide range of applications.
2. Output Current: Delivers up to 6A of continuous output current.
3. Efficiency: High efficiency with low RDS(on) MOSFETs and a pulse-skipping Eco-mode™ for light load efficiency.
4. Switching Frequency: Adjustable frequency ranging from 200 kHz to 1.6 MHz for optimization between size and efficiency.
5. Soft-Start: Adjustable soft-start feature to control the inrush current.
6. Protection Features: Includes output overvoltage protection, thermal shutdown, and short-circuit protection.
7. Compensation: External compensation allows for flexible design and optimization.
8. Package: Available in an 8-pin SO PowerPAD™ package for efficient thermal management.
9. Applications: Ideal for use in computing, consumer electronics, industrial, and communications applications due to its versatility and robust feature set.
These features combined make the TPS54628DDAR a versatile and efficient solution for power management needs.
Pinout
The TPS54628DDAR is a 4.5V to 28V input, 6A synchronous step-down voltage regulator. It is a part of Texas Instruments' TPS54628 series, commonly used for efficient power management in various electronic applications. The device is housed in an 8-pin SO PowerPAD package. Here is a brief summary of its pin functions:
1. BOOT: Bootstrap capacitor connection.
2. VIN: Input voltage supply.
3. SW: Switch node connection.
4. GND: Ground.
5. VSENSE: Feedback voltage for the internal regulation loop.
6. COMP: Compensation for the internal error amplifier.
7. EN: Enable pin to turn the device on or off.
8. RT/CLK: Resistor timing or synchronization clock input.
These pins work together to regulate output voltage, maintain efficiency, and provide features like soft start and frequency synchronization.
1. BOOT: Bootstrap capacitor connection.
2. VIN: Input voltage supply.
3. SW: Switch node connection.
4. GND: Ground.
5. VSENSE: Feedback voltage for the internal regulation loop.
6. COMP: Compensation for the internal error amplifier.
7. EN: Enable pin to turn the device on or off.
8. RT/CLK: Resistor timing or synchronization clock input.
These pins work together to regulate output voltage, maintain efficiency, and provide features like soft start and frequency synchronization.
Manufacturer
The TPS54628DDAR is manufactured by Texas Instruments (TI), a global semiconductor company. Texas Instruments designs and produces a wide range of semiconductor products, including analog chips and embedded processors, which are used in various electronic systems and devices. The company is well-known for its innovations in the electronics industry, which serve markets such as automotive, industrial, personal electronics, communications equipment, and enterprise systems. TI's products are vital components in many technological solutions, contributing to advancements in areas like power management, signal processing, and wireless connectivity.
Application
The TPS54628DDAR is a step-down DC-DC converter typically used in various applications requiring efficient power management. Key application areas include:
1. Telecommunications Equipment: Powering network routers, switches, and base stations.
2. Consumer Electronics: Used in devices like televisions and gaming consoles.
3. Industrial Systems: Supports automation, control systems, and instrumentation.
4. Computing and Servers: Provides power for PCs, laptops, and server motherboards.
5. Automotive Electronics: Powers infotainment systems and advanced driver-assistance systems (ADAS).
6. Embedded Systems: Utilized in microcontrollers and FPGA-based applications.
These applications benefit from the converter's high efficiency, wide input voltage range, and compact design.
1. Telecommunications Equipment: Powering network routers, switches, and base stations.
2. Consumer Electronics: Used in devices like televisions and gaming consoles.
3. Industrial Systems: Supports automation, control systems, and instrumentation.
4. Computing and Servers: Provides power for PCs, laptops, and server motherboards.
5. Automotive Electronics: Powers infotainment systems and advanced driver-assistance systems (ADAS).
6. Embedded Systems: Utilized in microcontrollers and FPGA-based applications.
These applications benefit from the converter's high efficiency, wide input voltage range, and compact design.
Package
The TPS54628DDAR is a synchronous buck converter from Texas Instruments. It comes in an 8-pin SO PowerPAD package, also known as the DDA package. This package features a thermally enhanced design to aid in heat dissipation, suitable for power management applications.
