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TPS54328DDAR
+BOMIC REG BUCK ADJUSTABLE 3A 8SOPWR
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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 #TPS54328DDAR
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パッケージ HSOIC (DDA)-8
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在庫状況2173
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 | Tape & Reel (TR),Cut Tape (CT),Bulk |
| 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) | 0.76V |
| Voltage-Output(Max) | 7V |
| Current-Output | 3A |
| Frequency-Switching | 700kHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-PowerSOIC (0.154, 3.90mm Width) |
概要
Description
The TPS54328DDAR is a high-efficiency, step-down (buck) DC-DC converter from Texas Instruments. It is part of the TPS54 series and comes in an 8-pin SO PowerPAD package. Designed to deliver a continuous output current of up to 3 A, this device is ideal for powering a wide range of applications, including consumer electronics, industrial equipment, and communication systems.
Key features include an input voltage range of 4.5 V to 28 V, making it suitable for various power sources. The converter also offers a high switching frequency of up to 2 MHz, allowing for smaller external components and a compact design. The integrated high-side MOSFET ensures high efficiency and reduces the need for external components.
The TPS54328DDAR includes advanced protection features such as cycle-by-cycle current limit, thermal shutdown, and undervoltage lockout to ensure reliable operation. It supports both fixed-frequency PWM and Eco-mode for improved efficiency at light loads. Overall, this device is designed for applications that require a compact, efficient, and reliable power management solution.
Key features include an input voltage range of 4.5 V to 28 V, making it suitable for various power sources. The converter also offers a high switching frequency of up to 2 MHz, allowing for smaller external components and a compact design. The integrated high-side MOSFET ensures high efficiency and reduces the need for external components.
The TPS54328DDAR includes advanced protection features such as cycle-by-cycle current limit, thermal shutdown, and undervoltage lockout to ensure reliable operation. It supports both fixed-frequency PWM and Eco-mode for improved efficiency at light loads. Overall, this device is designed for applications that require a compact, efficient, and reliable power management solution.
Equivalent
The TPS54328DDAR is a buck converter from Texas Instruments. Equivalent products include:
1. LM22670 - by Texas Instruments, a similar buck regulator.
2. MP4560 - by Monolithic Power Systems, offering similar input voltage and current capabilities.
3. LMR33630 - by Texas Instruments, another alternative with similar features.
4. AP63200 - by Diodes Incorporated, serving comparable functionality.
Ensure compatibility by checking the specifications and pin configurations before substituting.
1. LM22670 - by Texas Instruments, a similar buck regulator.
2. MP4560 - by Monolithic Power Systems, offering similar input voltage and current capabilities.
3. LMR33630 - by Texas Instruments, another alternative with similar features.
4. AP63200 - by Diodes Incorporated, serving comparable functionality.
Ensure compatibility by checking the specifications and pin configurations before substituting.
Features
The TPS54328DDAR is a step-down DC-DC converter from Texas Instruments. It is designed for high-efficiency power supply solutions. Key features include:
1. Input Voltage Range: It supports a wide input voltage range from 4.5V to 28V, making it suitable for various applications.
2. Output Current: It can deliver an output current of up to 3A, catering to moderate power requirements.
3. Efficiency: The converter offers high efficiency, which can exceed 90%, minimizing energy loss and heat generation.
4. Switching Frequency: It operates at a fixed switching frequency of 700 kHz, balancing efficiency and component size.
5. Thermal Performance: The device includes thermal shutdown protection and is designed for good thermal performance in compact spaces.
6. Protection Features: It has built-in protection features such as overcurrent protection, undervoltage lockout, and thermal shutdown.
7. Package: The device comes in a compact 8-pin SO PowerPAD package, which aids in heat dissipation.
These features make the TPS54328DDAR suitable for applications like distributed power systems, digital TV power supplies, and other consumer electronics.
1. Input Voltage Range: It supports a wide input voltage range from 4.5V to 28V, making it suitable for various applications.
2. Output Current: It can deliver an output current of up to 3A, catering to moderate power requirements.
3. Efficiency: The converter offers high efficiency, which can exceed 90%, minimizing energy loss and heat generation.
4. Switching Frequency: It operates at a fixed switching frequency of 700 kHz, balancing efficiency and component size.
5. Thermal Performance: The device includes thermal shutdown protection and is designed for good thermal performance in compact spaces.
6. Protection Features: It has built-in protection features such as overcurrent protection, undervoltage lockout, and thermal shutdown.
7. Package: The device comes in a compact 8-pin SO PowerPAD package, which aids in heat dissipation.
These features make the TPS54328DDAR suitable for applications like distributed power systems, digital TV power supplies, and other consumer electronics.
Pinout
The TPS54328DDAR is a step-down converter from Texas Instruments, commonly used in power management applications. It comes in an 8-pin SO PowerPAD package. Here’s a brief description of its pin functions:
1. BOOT: Connects to a bootstrap capacitor for the high-side FET driver.
2. VIN: Input voltage supply pin.
3. SW: Switch node, connected to the switching output of the converter.
4. GND: Ground pin.
5. FB: Feedback pin for regulating the output voltage.
6. COMP: Compensation pin for external compensation network.
7. EN: Enable pin to turn the device on or off.
8. VREG5: Internal 5V LDO output, used to power the internal circuit.
The device is typically used in applications needing efficient voltage regulation, such as in computing, communications, and industrial electronics.
1. BOOT: Connects to a bootstrap capacitor for the high-side FET driver.
2. VIN: Input voltage supply pin.
3. SW: Switch node, connected to the switching output of the converter.
4. GND: Ground pin.
5. FB: Feedback pin for regulating the output voltage.
6. COMP: Compensation pin for external compensation network.
7. EN: Enable pin to turn the device on or off.
8. VREG5: Internal 5V LDO output, used to power the internal circuit.
The device is typically used in applications needing efficient voltage regulation, such as in computing, communications, and industrial electronics.
Manufacturer
The TPS54328DDAR is manufactured by Texas Instruments (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits, which are used in a wide range of electronic products. TI is well-known for its analog and embedded processing products and is a major player in the global semiconductor industry. The company supplies components for consumer electronics, automotive systems, industrial machinery, and communications equipment, among other sectors.
Application
The TPS54328DDAR is a synchronous buck converter primarily used in applications requiring efficient power management. Common application areas include:
1. Consumer Electronics: Powering processors and peripherals in devices like TVs, gaming consoles, and set-top boxes.
2. Computing: Voltage regulation for motherboards, graphics cards, and storage devices.
3. Industrial Equipment: Powering control systems and communication modules.
4. Automotive Electronics: Used in infotainment systems and advanced driver assistance systems.
5. Telecommunications: Powering network switches, routers, and base stations.
Its compact size and high efficiency make it suitable for portable electronics and space-constrained applications.
1. Consumer Electronics: Powering processors and peripherals in devices like TVs, gaming consoles, and set-top boxes.
2. Computing: Voltage regulation for motherboards, graphics cards, and storage devices.
3. Industrial Equipment: Powering control systems and communication modules.
4. Automotive Electronics: Used in infotainment systems and advanced driver assistance systems.
5. Telecommunications: Powering network switches, routers, and base stations.
Its compact size and high efficiency make it suitable for portable electronics and space-constrained applications.
Package
The TPS54328DDAR is a step-down converter from Texas Instruments, and it comes in an 8-pin SO PowerPAD (DDA) package. This package type provides enhanced thermal performance and is suitable for applications requiring efficient power management in compact spaces.
