TPS57140QDGQRQ1
Manufacturer: Texas Instruments
Part Number: TPS57140QDGQRQ1
| Attribute | Value |
| cate_name | DC DC Converters |
| Datasheet | TPS57140QDGQRQ1 Texas Instruments |
| rohs | Compliance |
| reference_package | HVSSOP-10 |
| mounting | SMD mount，glue mount |
| application_level | Automotive |
| lifecycle | On sale |
| spm | Tape & Reel |
| min_operating_temperature | -40℃(TJ) |
| max_operating_temperature | 150℃(TJ) |
| length | 3.1mm(Max) |
| width | 3.1mm(Max) |
| height | 1.1mm(Max) |
| functions | Step-Down |
| max_input_voltage | 42V |
| max_output_voltage | 39V |
| min_input_voltage | 3.5V |
| min_output_voltage | 800mV |
| number_of_outputs | 1 |
| output_type | Adjustable |
| switching_frequency | 100KHz~2.5MHz |
| synchronous_rectifier | No |
| topology | Buck |
Overview:
The Texas Instruments TPS57140QDGQRQ1 is a highly efficient, synchronous, step-down (buck) converter designed to provide a stable voltage output for various applications. It is part of the TPS57140 family, known for its performance in demanding power management scenarios.
Features:
1. High Efficiency: Offers up to 98% efficiency, reducing power dissipation and improving system reliability.
2. Synchronous Rectification: Utilizes synchronous rectification to minimize conduction losses and increase efficiency.
3. Wide Input Voltage Range: Operates with an input voltage range of 4.5V to 22V, making it suitable for a variety of power sources.
4. Low Quiescent Current: Features a low quiescent current of 3.5mA in normal mode, which helps in energy conservation.
5. High Frequency Operation: Capable of operating at a frequency up to 2MHz, allowing for smaller external components and more compact designs.
6. Protection Features: Includes over-voltage, over-current, and thermal shutdown protections to safeguard the system from faults.
7. Power Good Signal: Provides a power good signal to indicate when the output voltage is within the specified range.
8. Spread Spectrum: Incorporates spread spectrum frequency modulation to reduce electromagnetic interference (EMI).
Development Support:
Texas Instruments provides comprehensive development support for the TPS57140QDGQRQ1, including:
- Design Tools: WEBENCH® Power Designer for easy design and simulation.
- Technical Documentation: Detailed datasheets, application notes, and design guides.
- Sample Requests: Availability of samples for testing and prototyping.
- Technical Support: Access to expert technical support for troubleshooting and guidance.
Application Fields:
The TPS57140QDGQRQ1 is suitable for a wide range of applications, such as:
- Portable devices like smartphones and tablets.
- Industrial and automotive systems requiring efficient power conversion.
- Telecommunication equipment for reliable power supply.
- Computing and storage devices for stable power management.
Parameter Introduction:
- Output Voltage: Adjustable from 0.95V to 5.5V.
- Output Current: Capable of delivering up to 3A of continuous output current.
- Efficiency: Up to 98% under ideal conditions.
- Operating Temperature: -40°C to 125°C.
- Package Type: QFN-16 (3x3mm) with an exposed pad for enhanced thermal performance.
Frequently Asked Questions (FAQs):
1. Q: What is the maximum output current the TPS57140QDGQRQ1 can deliver?
A: It can deliver up to 3A of continuous output current.
2. Q: Does the TPS57140QDGQRQ1 have any built-in protections?
A: Yes, it includes over-voltage, over-current, and thermal shutdown protections.
3. Q: Is there a power good signal feature?
A: Yes, it provides a power good signal to indicate when the output voltage is within the specified range.
4. Q: What is the operating frequency range of the TPS57140QDGQRQ1?
A: It can operate at frequencies up to 2MHz.
5. Q: How can I get started with designing using the TPS57140QDGQRQ1?
A: Use the WEBENCH® Power Designer tool provided by Texas Instruments for design and simulation, and refer to the technical documentation for detailed guidance.
This summary provides a concise overview of the Texas Instruments TPS57140QDGQRQ1, highlighting its key features, development support, applications, and technical parameters, along with answers to common questions.
Please refer to the product rule book for details.
TI is best known for its innovative contributions to the electronics industry. It pioneered the development of the integrated circuit in 1958, a technological breakthrough that revolutionized the world of electronics and paved the way for modern computing systems. This innovation has been foundational in the advancement of computers, telecommunications, and many other electronic devices.
The company operates through two main segments: Analog and Embedded Processing. The Analog segment focuses on products like power management chips, audio and operational amplifiers, data converters, and interface products. These components are crucial for managing power, amplifying sound, converting signals, and facilitating communication between devices. TI's analog ICs are used in a wide variety of applications, including industrial, automotive, personal electronics, communication equipment, and enterprise systems.
The Embedded Processing segment involves microcontrollers, digital signal processors (DSPs), and applications processors. These products are used in automotive, industrial, and consumer electronics applications. They are essential for processing complex digital data, controlling electronic systems, and supporting the infrastructure of smart devices and the Internet of Things (IoT).
Texas Instruments also places a strong emphasis on education through its educational technology products, including graphing calculators and classroom software. TI’s calculators have been a staple in mathematics and science classrooms around the world, helping to educate generations of students and making complex mathematical concepts more accessible.
TI is committed to innovation and quality, investing heavily in research and development. The company holds thousands of patents and is continually pushing the boundaries of what is possible in electronics technology. TI’s innovations not only enhance the performance and efficiency of electronic products but also contribute to environmental sustainability through advancements in power-saving technologies.
Moreover, Texas Instruments maintains a strong ethical stance with a commitment to corporate responsibility. It strives to uphold high standards in environmental responsibility, community engagement, and governance practices. TI's corporate culture is characterized by a focus on integrity, respect, and the aspiration to achieve the highest level of customer satisfaction.
In summary, Texas Instruments stands as a leader in the semiconductor industry, driven by a history of innovation, a broad portfolio of technologies, and a commitment to positively impacting the world through its products and practices. Whether through advancing technology or empowering education, TI continues to shape a future where electronics enhance the lives of people everywhere.
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