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TPS54350PWPR
+物料清單IC REG BUCK ADJ 3A 16HTSSOP
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製造商德州儀器
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製造商部分 #TPS54350PWPR
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規格
| 屬性 | 價值 |
| 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) | 20V |
| Voltage-Output(Min/Fixed) | 0.891V |
| Voltage-Output(Max) | 17.2V |
| Current-Output | 3A |
| Frequency-Switching | 250kHz, 500kHz |
| SynchronousRectifier | Yes |
| OperatingTemperature | -40°C ~ 125°C (TJ) |
| MountingType | Surface Mount |
| Package/Case | 16-PowerTSSOP (0.173, 4.40mm Width) |
概述
Description
The TPS54350PWPR is a step-down (buck) DC-DC converter from Texas Instruments, designed to provide a high-efficiency power solution for a variety of applications. It is part of the SWIFT™ family and can deliver up to 3 A of continuous output current. The device operates from a wide input voltage range of 4.5 V to 20 V, making it suitable for use in systems powered by battery or AC adapters.
Key features include an adjustable output voltage, a fast transient response, and a fixed 500 kHz switching frequency, which helps in minimizing external component size and optimizing efficiency. The TPS54350PWPR includes an integrated MOSFET and features such as cycle-by-cycle current limiting, thermal shutdown protection, and undervoltage lockout to ensure robust performance and reliability.
This converter is housed in a thermally enhanced 16-pin TSSOP package with PowerPAD™, providing efficient thermal dissipation, which is crucial for maintaining performance in compact designs. It is suited for applications such as distributed power systems, set-top boxes, and industrial equipment.
Key features include an adjustable output voltage, a fast transient response, and a fixed 500 kHz switching frequency, which helps in minimizing external component size and optimizing efficiency. The TPS54350PWPR includes an integrated MOSFET and features such as cycle-by-cycle current limiting, thermal shutdown protection, and undervoltage lockout to ensure robust performance and reliability.
This converter is housed in a thermally enhanced 16-pin TSSOP package with PowerPAD™, providing efficient thermal dissipation, which is crucial for maintaining performance in compact designs. It is suited for applications such as distributed power systems, set-top boxes, and industrial equipment.
Equivalent
The TPS54350PWPR is a step-down DC-DC converter from Texas Instruments. Equivalent products from other manufacturers might include:
1. LM2678 from Texas Instruments
2. LM22670 from Texas Instruments
3. LMR33630 from Texas Instruments
4. LT8609 from Analog Devices
5. MP1584 from Monolithic Power Systems
Ensure to match electrical specifications like input voltage, output current, and switching frequency when selecting an equivalent. Always consult datasheets for compatibility and specific application requirements.
1. LM2678 from Texas Instruments
2. LM22670 from Texas Instruments
3. LMR33630 from Texas Instruments
4. LT8609 from Analog Devices
5. MP1584 from Monolithic Power Systems
Ensure to match electrical specifications like input voltage, output current, and switching frequency when selecting an equivalent. Always consult datasheets for compatibility and specific application requirements.
Features
The TPS54350PWPR is a step-down DC-DC converter designed by Texas Instruments. Key features include:
1. Wide Input Voltage Range: It supports 5.5V to 36V, making it versatile for various applications.
2. Adjustable Output Voltage: It allows output voltage adjustment down to 0.891V with a 1.5% reference voltage accuracy at room temperature.
3. High Output Current: Delivers up to 3A continuous output current.
4. Switching Frequency: Offers a selectable switching frequency range from 250 kHz to 700 kHz for design flexibility.
5. Efficient Operation: Features a high-efficiency architecture, with more than 90% efficiency under typical conditions.
6. Protection Features: Includes under-voltage lockout, current limiting, and thermal shutdown for enhanced reliability.
7. Soft-Start Capability: Incorporates an internally fixed soft-start to reduce inrush current.
8. Thermal Performance: Available in a PowerPAD™ package for improved thermal dissipation.
These features make the TPS54350PWPR suitable for industrial, automotive, and communication applications requiring robust and efficient power conversion solutions.
1. Wide Input Voltage Range: It supports 5.5V to 36V, making it versatile for various applications.
2. Adjustable Output Voltage: It allows output voltage adjustment down to 0.891V with a 1.5% reference voltage accuracy at room temperature.
3. High Output Current: Delivers up to 3A continuous output current.
4. Switching Frequency: Offers a selectable switching frequency range from 250 kHz to 700 kHz for design flexibility.
5. Efficient Operation: Features a high-efficiency architecture, with more than 90% efficiency under typical conditions.
6. Protection Features: Includes under-voltage lockout, current limiting, and thermal shutdown for enhanced reliability.
7. Soft-Start Capability: Incorporates an internally fixed soft-start to reduce inrush current.
8. Thermal Performance: Available in a PowerPAD™ package for improved thermal dissipation.
These features make the TPS54350PWPR suitable for industrial, automotive, and communication applications requiring robust and efficient power conversion solutions.
Pinout
The TPS54350PWPR is a 20-pin PowerPAD™ HTSSOP package integrated circuit from Texas Instruments. It is a step-down (buck) DC-DC converter designed for use in high-performance applications. The key features and functions of the TPS54350 include:
1. Pin Count: 20 pins.
2. Functionality:
- It is designed to convert a higher input voltage to a lower output voltage with high efficiency.
- It supports a wide input voltage range and offers adjustable output voltage.
- It integrates a high-side MOSFET, reducing the need for external components.
- It includes features such as overcurrent protection, undervoltage lockout, thermal shutdown, and soft-start.
- The device supports a switching frequency that can be synchronized to an external clock.
These features make it suitable for applications requiring efficient power management, such as communication equipment, industrial systems, and consumer electronics.
1. Pin Count: 20 pins.
2. Functionality:
- It is designed to convert a higher input voltage to a lower output voltage with high efficiency.
- It supports a wide input voltage range and offers adjustable output voltage.
- It integrates a high-side MOSFET, reducing the need for external components.
- It includes features such as overcurrent protection, undervoltage lockout, thermal shutdown, and soft-start.
- The device supports a switching frequency that can be synchronized to an external clock.
These features make it suitable for applications requiring efficient power management, such as communication equipment, industrial systems, and consumer electronics.
Manufacturer
The TPS54350PWPR is manufactured by Texas Instruments (TI). Texas Instruments is a global semiconductor company that designs and manufactures a wide range of electronic components and integrated circuits. It is known for its innovation in analog and embedded processing products. TI serves various industries, including automotive, industrial, personal electronics, communications, and enterprise systems, providing solutions that help customers create differentiated products in these sectors. As a leader in the semiconductor industry, Texas Instruments focuses on developing technologies that improve the quality, efficiency, and performance of electronic devices.
Application
The TPS54350PWPR is a step-down (buck) DC-DC converter, commonly used in applications requiring efficient power management. Key application areas include telecommunications, networking equipment, industrial systems, and automotive electronics. It is suitable for powering digital signal processors (DSPs), field-programmable gate arrays (FPGAs), and microcontrollers due to its ability to provide a stable output voltage. The converter is also used in distributed power systems and point-of-load applications where space and thermal efficiency are crucial. With features like wide input voltage range, high switching frequency, and integrated MOSFETs, the TPS54350PWPR is ideal for compact applications requiring high-performance power conversion.
Package
The TPS54350PWPR is a DC-DC converter from Texas Instruments, provided in a PowerPAD™ TSSOP (Thermally Enhanced Thin Shrink Small Outline Package) with 20 pins. The "PWPR" suffix denotes a TSSOP package with a PowerPAD feature for improved thermal performance.
