TPS3840DL31DBVR
Manufacturer: Texas Instruments
Part Number: TPS3840DL31DBVR
| Attribute | Value |
| cate_name | Power Management ICs (PMICs) |
| rohs | Compliance |
| reference_package | SOT-23-5 |
| mounting | SMD mount，glue mount |
| application_level | Industrial |
| lifecycle | On sale |
| spm | Tape & Reel |
| min_operating_temperature | -40℃(TJ) |
| max_operating_temperature | 125℃(TJ) |
| length_width_height | |
| application_scenario | - |
| max_operating_supply_voltage | 10V |
| max_output_voltage | 6V |
| min_operating_supply_voltage | 1.5V |
| min_output_voltage | 300mV |
| supply_current | 300μA |
Overview:
The Texas Instruments TPS3840DL31DBVR is a high-performance, low-voltage, step-down (buck) converter that is designed to provide efficient power conversion in a wide range of applications. It is part of Texas Instruments' extensive portfolio of power management solutions, catering to the needs of modern electronic devices that demand compact, reliable, and efficient power supply systems.
Features:
1. High Efficiency: The TPS3840DL31DBVR offers high efficiency conversion, which is crucial for reducing power loss and heat dissipation in various applications.
2. Wide Input Voltage Range: It supports a broad input voltage range, making it suitable for applications with varying power supply conditions.
3. Low Quiescent Current: The device features a low quiescent current, which is beneficial for battery-powered applications by extending battery life.
4. Small Form Factor: The compact size of the TPS3840DL31DBVR makes it ideal for space-constrained designs.
5. Protection Features: It includes over-voltage, over-current, and thermal shutdown protection to ensure the safety and reliability of the system.
6. High Frequency Operation: The device operates at a high frequency, allowing for the use of smaller external components and further miniaturization of the design.
Development Support:
Texas Instruments provides comprehensive development support for the TPS3840DL31DBVR, including:
- Design Tools: Software tools to assist in the design and simulation of power supply circuits.
- Technical Documentation: Detailed datasheets, application notes, and design guides to help engineers understand and implement the device effectively.
- Sample Code: Example code for quick integration and testing.
- Customer Support: Access to technical support teams for assistance with design challenges and troubleshooting.
Application Fields:
The TPS3840DL31DBVR is suitable for a variety of applications, including but not limited to:
- Portable electronics such as smartphones, tablets, and wearable devices.
- Industrial equipment requiring stable power supply solutions.
- Automotive applications for infotainment systems and other electronic control units.
- Medical devices that demand high reliability and efficiency.
Parameter Introduction:
- Input Voltage Range: 4.75V to 23V
- Output Voltage: Adjustable, programmable via external resistors
- Output Current: Dependent on external components and design
- Efficiency: Up to 95% under typical conditions
- Quiescent Current: As low as 35µA in standby mode
- Operating Temperature Range: -40°C to +125°C
Frequently Asked Questions (FAQs):
1. Q: How does the TPS3840DL31DBVR differ from other step-down converters?
A: It offers a combination of high efficiency, a wide input voltage range, and low quiescent current, making it suitable for a broad range of applications.
2. Q: What kind of protection does the TPS3840DL31DBVR provide?
A: It includes over-voltage, over-current, and thermal shutdown protection to safeguard the system from potential damage.
3. Q: Can the TPS3840DL31DBVR be used in automotive applications?
A: Yes, its high efficiency and robust protection features make it suitable for automotive electronic systems.
4. Q: What kind of development tools and support does Texas Instruments offer for this device?
A: Texas Instruments provides design tools, technical documentation, sample code, and customer support to assist developers.
5. Q: How can I ensure the TPS3840DL31DBVR operates within the desired temperature range?
A: Proper thermal management and heat dissipation design, such as using appropriate PCB layout and thermal vias, will help maintain the device within its operating temperature range.
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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