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TPS54339DDAR
+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 #TPS54339DDAR
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パッケージ HSOIC (DDA)-8
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在庫状況6130
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 | SWIFT™, D-CAP2™ |
| ProductStatus | Active |
| Function | Step-Down |
| OutputConfiguration | Positive |
| Topology | Buck |
| OutputType | Adjustable |
| NumberofOutputs | 1 |
| Voltage-Input(Min) | 4.5V |
| Voltage-Input(Max) | 23V |
| Voltage-Output(Min/Fixed) | 0.76V |
| Voltage-Output(Max) | 7V |
| Current-Output | 3A |
| Frequency-Switching | 600kHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 85°C (TA) |
| MountingType | Surface Mount |
| Package/Case | 8-PowerSOIC (0.154, 3.90mm Width) |
概要
Description
The TPS54339DDAR is a highly efficient, 3-A synchronous buck converter integrated circuit designed by Texas Instruments. It operates over a wide input voltage range of 4.5V to 28V, making it suitable for a variety of applications, including consumer electronics, industrial equipment, and communication devices. The device provides a fixed or adjustable output voltage with high efficiency, thanks to its synchronous rectification feature, which minimizes power loss.
One of the key features of the TPS54339DDAR is its ability to provide a high degree of performance with a small footprint, due to its adaptive on-time D-CAP2 control mode, which eliminates the need for loop compensation. This ensures fast transient response and simple design process. The device also includes multiple protection features such as cycle-by-cycle current limit, thermal shutdown, and short circuit protection, enhancing its reliability and robustness. Packaged in a thermally enhanced 8-pin SO PowerPAD package, the TPS54339DDAR is an ideal solution for space-constrained applications requiring high efficiency and performance.
One of the key features of the TPS54339DDAR is its ability to provide a high degree of performance with a small footprint, due to its adaptive on-time D-CAP2 control mode, which eliminates the need for loop compensation. This ensures fast transient response and simple design process. The device also includes multiple protection features such as cycle-by-cycle current limit, thermal shutdown, and short circuit protection, enhancing its reliability and robustness. Packaged in a thermally enhanced 8-pin SO PowerPAD package, the TPS54339DDAR is an ideal solution for space-constrained applications requiring high efficiency and performance.
Equivalent
The TPS54339DDAR is a DC-DC buck converter from Texas Instruments. Equivalent products include:
1. MP1584 from Monolithic Power Systems
2. LM2596 from Texas Instruments
3. LT8608 from Analog Devices
4. SY8106 from Silergy
5. AP3211 from Diodes Incorporated
These alternatives offer similar functionalities but may differ in specifications like input voltage range, output current, and efficiency. Always check the datasheet to ensure compatibility with your specific application.
1. MP1584 from Monolithic Power Systems
2. LM2596 from Texas Instruments
3. LT8608 from Analog Devices
4. SY8106 from Silergy
5. AP3211 from Diodes Incorporated
These alternatives offer similar functionalities but may differ in specifications like input voltage range, output current, and efficiency. Always check the datasheet to ensure compatibility with your specific application.
Features
The TPS54339DDAR is a step-down (buck) DC-DC converter from Texas Instruments. Key features include:
1. Input Voltage Range: It supports a wide input voltage range from 3.5V to 28V, making it versatile for various applications.
2. Output Current: This device can deliver up to 3A of continuous output current.
3. Efficiency: High efficiency is achieved across the load range due to its advanced switching technology.
4. Switching Frequency: It operates with a fixed switching frequency of 700 kHz, allowing for a compact design with small external components.
5. Low Dropout Operation: The TPS54339DDAR allows for low dropout voltage, improving performance in battery-powered applications.
6. Protection Features: It includes overcurrent protection, over-temperature protection, and output short-circuit protection to enhance reliability and safety.
7. Soft Start: The device features a programmable soft-start to limit inrush current during power-up.
8. Compensation: It has external compensation, providing flexibility in optimizing performance across different applications.
9. Package: It comes in a small, thermally-enhanced 8-pin SOIC package.
These features make the TPS54339DDAR suitable for applications like consumer electronics, industrial power systems, and distributed power architectures.
1. Input Voltage Range: It supports a wide input voltage range from 3.5V to 28V, making it versatile for various applications.
2. Output Current: This device can deliver up to 3A of continuous output current.
3. Efficiency: High efficiency is achieved across the load range due to its advanced switching technology.
4. Switching Frequency: It operates with a fixed switching frequency of 700 kHz, allowing for a compact design with small external components.
5. Low Dropout Operation: The TPS54339DDAR allows for low dropout voltage, improving performance in battery-powered applications.
6. Protection Features: It includes overcurrent protection, over-temperature protection, and output short-circuit protection to enhance reliability and safety.
7. Soft Start: The device features a programmable soft-start to limit inrush current during power-up.
8. Compensation: It has external compensation, providing flexibility in optimizing performance across different applications.
9. Package: It comes in a small, thermally-enhanced 8-pin SOIC package.
These features make the TPS54339DDAR suitable for applications like consumer electronics, industrial power systems, and distributed power architectures.
Pinout
The TPS54339DDAR is a step-down (buck) converter from Texas Instruments. It is part of the TPS54339 series, specifically designed for DC-DC power conversion applications.
The TPS54339DDAR comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here’s a brief overview of its pin functions:
1. BOOT: Bootstrap capacitor connection for the high-side driver.
2. VIN: Input voltage supply pin.
3. EN: Enable pin for turning the device on or off.
4. SS/TR: Soft-start or tracking pin to control the startup time.
5. GND: Ground pin.
6. VSENSE: Feedback pin to set the output voltage using an external resistor divider.
7. COMP: Compensation pin for stabilization of the control loop.
8. SW: Switch node connection to the inductor.
These pins work together to regulate input voltage down to a desired lower output voltage, suitable for various electronics applications.
The TPS54339DDAR comes in an 8-pin SOIC (Small Outline Integrated Circuit) package. Here’s a brief overview of its pin functions:
1. BOOT: Bootstrap capacitor connection for the high-side driver.
2. VIN: Input voltage supply pin.
3. EN: Enable pin for turning the device on or off.
4. SS/TR: Soft-start or tracking pin to control the startup time.
5. GND: Ground pin.
6. VSENSE: Feedback pin to set the output voltage using an external resistor divider.
7. COMP: Compensation pin for stabilization of the control loop.
8. SW: Switch node connection to the inductor.
These pins work together to regulate input voltage down to a desired lower output voltage, suitable for various electronics applications.
Manufacturer
The TPS54339DDAR is a product manufactured by Texas Instruments Incorporated (TI). Texas Instruments is an American technology company that designs and manufactures semiconductors and various integrated circuits. Their products are used in a wide range of electronic devices and systems, making them a significant player in the semiconductor industry. TI focuses on market segments such as industrial, automotive, personal electronics, communications equipment, and enterprise systems. The company is known for its innovation in analog and embedded processing technologies, which are crucial for achieving efficient power management and signal processing in electronic devices. Texas Instruments also emphasizes research and development to continually advance their semiconductor technologies and meet evolving market demands.
Application
The TPS54339DDAR is a step-down DC-DC converter commonly used in applications requiring efficient power management. Key application areas include:
1. Consumer Electronics: Powering processors, memory, and peripheral devices in smartphones, tablets, and other gadgets.
2. Industrial Equipment: Used in control systems, sensors, and communication modules.
3. Computing: Supports voltage regulation for CPUs, GPUs, and other components in PCs and servers.
4. Telecommunications: Powers networking equipment and infrastructure like routers and switches.
5. Automotive: Suitable for infotainment systems, ADAS, and other electronic control units.
Its broad input voltage range and high efficiency make it versatile for various power supply architectures.
1. Consumer Electronics: Powering processors, memory, and peripheral devices in smartphones, tablets, and other gadgets.
2. Industrial Equipment: Used in control systems, sensors, and communication modules.
3. Computing: Supports voltage regulation for CPUs, GPUs, and other components in PCs and servers.
4. Telecommunications: Powers networking equipment and infrastructure like routers and switches.
5. Automotive: Suitable for infotainment systems, ADAS, and other electronic control units.
Its broad input voltage range and high efficiency make it versatile for various power supply architectures.
Package
The TPS54339DDAR is a synchronous buck converter integrated circuit from Texas Instruments. It comes in an 8-pin SO PowerPAD (DDA) package, which is a thermally enhanced standard-size package suitable for efficient heat dissipation.
