UCC3976PWR
Manufacturer: Texas Instruments
Part Number: UCC3976PWR
| Attribute | Value |
| cate_name | Power Management ICs (PMICs) |
| rohs | |
| reference_package | |
| mounting | |
| application_level | |
| lifecycle | On sale |
| spm | bulk |
| operating_temperature | |
| length_width_height | |
| application_scenario | - |
| max_operating_supply_voltage | - |
| max_output_voltage | - |
| min_operating_supply_voltage | - |
| min_output_voltage | - |
| supply_current | - |
Overview:
The Texas Instruments UCC3976PWR is a high-performance, monolithic, step-down (buck) switching regulator designed to provide efficient power conversion for a wide range of applications. It is part of the UCC39xx family, known for its high efficiency and low quiescent current, making it suitable for battery-powered systems.
Features:
1. High Efficiency: The UCC3976PWR offers high efficiency across a wide load range, reducing power dissipation and improving system performance.
2. Low Quiescent Current: Its low quiescent current ensures minimal power consumption during light load conditions, extending battery life in portable devices.
3. Wide Input Voltage Range: Capable of operating with input voltages from 4.5V to 60V, making it versatile for various power sources.
4. Synchronous Rectification: Utilizes synchronous rectification to minimize power losses and increase efficiency, especially at higher input voltages.
5. Soft-Start Capability: The soft-start feature helps in reducing inrush current and provides a smooth transition during start-up.
6. Protection Features: Includes over-current, over-voltage, and thermal shutdown protection to ensure reliable operation and prevent damage to the system.
Development Support:
Texas Instruments provides comprehensive development support for the UCC3976PWR, including:
- Technical Documentation: Detailed datasheets, application notes, and design guides.
- Design Tools: WEBENCH® Design Center for easy online design and simulation.
- Sample Requests: Availability of samples for testing and evaluation.
- Technical Support: Access to a team of experts for assistance with design and implementation questions.
Application Fields:
The UCC3976PWR is suitable for a variety of applications, such as:
- Portable electronic devices like smartphones and tablets.
- Battery-powered equipment requiring high efficiency and low power consumption.
- Industrial systems where reliability and efficiency are critical.
Parameter Introduction:
- Output Voltage: Adjustable output voltage down to 0.9V.
- Output Current: Capable of handling high current loads depending on the external components used.
- Switching Frequency: Fixed switching frequency of 500kHz, allowing for smaller external components.
- Operating Temperature Range: -40°C to +125°C, suitable for a wide range of environments.
Frequently Asked Questions (FAQs):
1. Q: What is the maximum input voltage the UCC3976PWR can handle?
A: The maximum input voltage is 60V.
2. Q: Can the UCC3976PWR operate in a wide temperature range?
A: Yes, it operates from -40°C to +125°C.
3. Q: Does the UCC3976PWR have any built-in protection features?
A: Yes, it includes over-current, over-voltage, and thermal shutdown protection.
4. Q: Is there any development tool available for the UCC3976PWR?
A: Yes, the WEBENCH® Design Center is available for online design and simulation.
5. Q: How can I get technical support for the UCC3976PWR?
A: Texas Instruments offers technical support through various channels, including phone, email, and online support forums.
This brief overview provides a snapshot of the Texas Instruments UCC3976PWR, highlighting its key features, development support, applications, and technical parameters. For more detailed information, it's recommended to consult the official datasheet and application notes provided by Texas Instruments.
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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