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TPS54627DDA
+Lista de MateriaisIC REG BUCK ADJ 6A 8SOPWR
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FabricanteTexas Instruments
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Peça do Fabricante #TPS54627DDA
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Especificações
| Atributo | Valor |
| Series | D-CAP2™ |
| Part Status | Active |
| Base Product Number | TPS54627 |
| 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) | 0.765V |
| Voltage - Output (Max) | 5.5V |
| Current - Output | 6A |
| Frequency - Switching | 650kHz |
| Synchronous Rectifier | Yes |
| Operating Temperature | -40°C ~ 85°C (TA) |
| Mounting Type | Surface Mount |
| Package | 8-PowerSOIC (0.154", 3.90mm Width) |
| Supplier Device Package | 8-SO PowerPad |
| Packaging | Tube |
Visão Geral
Description
The TPS54627DDA is a step-down (buck) DC-DC converter from Texas Instruments, designed for high-efficiency power management in a variety of electronic devices. It is part of the TPS54627 family and is specifically engineered to provide a highly efficient, compact solution for converting input voltages to lower output voltages in applications such as consumer electronics, communications equipment, and industrial systems.
Key features of the TPS54627DDA include:
1. Input Voltage Range: Supports a wide input voltage range, typically from 4.5V to 18V, making it versatile for different power sources.
2. Output Current: Capable of delivering up to 6A of continuous output current, suitable for powering a range of devices and components.
3. Efficiency: High efficiency, often reaching over 90%, minimizes power loss and heat generation.
4. Switching Frequency: Operates at a fixed frequency of around 700 kHz, balancing efficiency and component size.
5. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout to ensure reliability and safety.
The TPS54627DDA is housed in a thermally-enhanced, 8-pin SO PowerPAD package, facilitating heat dissipation.
Key features of the TPS54627DDA include:
1. Input Voltage Range: Supports a wide input voltage range, typically from 4.5V to 18V, making it versatile for different power sources.
2. Output Current: Capable of delivering up to 6A of continuous output current, suitable for powering a range of devices and components.
3. Efficiency: High efficiency, often reaching over 90%, minimizes power loss and heat generation.
4. Switching Frequency: Operates at a fixed frequency of around 700 kHz, balancing efficiency and component size.
5. Protection Features: Includes overcurrent protection, thermal shutdown, and undervoltage lockout to ensure reliability and safety.
The TPS54627DDA is housed in a thermally-enhanced, 8-pin SO PowerPAD package, facilitating heat dissipation.
Equivalent
The TPS54627DDA is a 6-A, 4.5-V to 18-V input, synchronous step-down DC-DC converter from Texas Instruments. Equivalent products include:
1. LM2676 - National Semiconductor/Texas Instruments
2. MP2315 - Monolithic Power Systems
3. LMR33630 - Texas Instruments
4. LTC3635 - Analog Devices
5. NCP3170 - ON Semiconductor
Each alternative should be evaluated for specific application requirements such as input voltage range, output current, efficiency, and package type.
1. LM2676 - National Semiconductor/Texas Instruments
2. MP2315 - Monolithic Power Systems
3. LMR33630 - Texas Instruments
4. LTC3635 - Analog Devices
5. NCP3170 - ON Semiconductor
Each alternative should be evaluated for specific application requirements such as input voltage range, output current, efficiency, and package type.
Features
The TPS54627DDA is a DC-DC buck converter designed for efficient power management in various electronic applications. Key features include:
1. Input Voltage Range: Supports an input voltage range of 4.5V to 18V, making it versatile for different power sources.
2. Output Current: Provides up to 6A continuous output current, suitable for high-power applications.
3. Adjustable Output Voltage: The output voltage can be adjusted from 0.76V to 6V using external resistors.
4. High Efficiency: Achieves high efficiency across a range of loads, which helps in reducing power loss and heat generation.
5. Integrated MOSFETs: Comes with internal MOSFETs that simplify the design and reduce external component count.
6. Current Mode Control: Utilizes peak current mode control for fast transient response and simple loop compensation.
7. Protection Features: Includes over-current protection, thermal shutdown, and undervoltage lockout to enhance reliability.
8. Soft Start: Features a programmable soft start to limit inrush current during start-up.
9. Compact Package: Available in a thermally enhanced SO PowerPAD™ package, which helps in efficient heat dissipation.
These features make the TPS54627DDA suitable for applications such as industrial equipment, consumer electronics, and distributed power systems.
1. Input Voltage Range: Supports an input voltage range of 4.5V to 18V, making it versatile for different power sources.
2. Output Current: Provides up to 6A continuous output current, suitable for high-power applications.
3. Adjustable Output Voltage: The output voltage can be adjusted from 0.76V to 6V using external resistors.
4. High Efficiency: Achieves high efficiency across a range of loads, which helps in reducing power loss and heat generation.
5. Integrated MOSFETs: Comes with internal MOSFETs that simplify the design and reduce external component count.
6. Current Mode Control: Utilizes peak current mode control for fast transient response and simple loop compensation.
7. Protection Features: Includes over-current protection, thermal shutdown, and undervoltage lockout to enhance reliability.
8. Soft Start: Features a programmable soft start to limit inrush current during start-up.
9. Compact Package: Available in a thermally enhanced SO PowerPAD™ package, which helps in efficient heat dissipation.
These features make the TPS54627DDA suitable for applications such as industrial equipment, consumer electronics, and distributed power systems.
Pinout
The TPS54627DDA is a step-down (buck) converter IC manufactured by Texas Instruments. It comes in an 8-pin SO PowerPAD™ package. Here are the pin functions:
1. BOOT: Bootstrap capacitor connection for high-side FET driver.
2. VIN: Input voltage supply pin.
3. EN: Enable pin for device operation. Active high.
4. SS/TR: Soft-start and tracking pin to control the start-up time.
5. GND: Ground pin.
6. VSENSE: Feedback voltage sense pin for output voltage regulation.
7. COMP: Compensation pin for external components to stabilize the control loop.
8. SW: Switch node pin for connection to the inductor.
This device is designed to provide efficient power conversion with a wide input voltage range and offers features like current mode control, soft-start, and thermal shutdown. It's suitable for applications requiring high efficiency and compact designs.
1. BOOT: Bootstrap capacitor connection for high-side FET driver.
2. VIN: Input voltage supply pin.
3. EN: Enable pin for device operation. Active high.
4. SS/TR: Soft-start and tracking pin to control the start-up time.
5. GND: Ground pin.
6. VSENSE: Feedback voltage sense pin for output voltage regulation.
7. COMP: Compensation pin for external components to stabilize the control loop.
8. SW: Switch node pin for connection to the inductor.
This device is designed to provide efficient power conversion with a wide input voltage range and offers features like current mode control, soft-start, and thermal shutdown. It's suitable for applications requiring high efficiency and compact designs.
Manufacturer
The TPS54627DDA is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and produces a wide range of integrated circuits and other electronic components. TI is known for its innovations in analog and embedded processing technologies. The company serves various industries, including automotive, industrial, personal electronics, communications, and enterprise systems. TI's products are widely used in applications that require reliable and efficient power management, signal processing, and data conversion.
Application
The TPS54627DDA is a step-down DC-DC converter commonly used in power management applications. Key application areas include powering processors, FPGAs, DSPs, and ASICs in computing and networking equipment. It is also used in industrial automation systems, telecommunications infrastructure, and consumer electronics for efficient voltage regulation. The device's high efficiency and compact design make it suitable for battery-powered devices, embedded systems, and distributed power architectures. Additionally, it supports various applications requiring stable power output and load regulation, such as point-of-load conversions and power supplies for high-performance digital circuits.
Package
The TPS54627DDA is a DC-DC converter from Texas Instruments, packaged in an 8-pin SO PowerPAD (DDA) package. This type of package features a small outline with an exposed thermal pad for enhanced heat dissipation, suitable for compact designs requiring efficient thermal management.
