LM5156QDSSRQ1
Manufacturer: Texas Instruments
Part Number: LM5156QDSSRQ1
| Attribute | Value |
| cate_name | DC DC Converters |
| Datasheet | LM5156QDSSRQ1 Texas Instruments |
| rohs | Compliance |
| reference_package | SON |
| mounting | SMD mount，glue mount |
| application_level | Industrial |
| lifecycle | On sale |
| spm | Tape & Reel |
| min_operating_temperature | -40℃(TJ) |
| max_operating_temperature | 150℃(TJ) |
| length_width_height | |
| functions | Step-Up，Step-Up/Step-Down |
| max_input_voltage | 60V |
| max_output_voltage | 300V |
| min_input_voltage | 1.5V |
| min_output_voltage | 1.5V |
| number_of_outputs | 1 |
| output_type | Transistor Driver |
| switching_frequency | 100KHz~2.2MHz |
| synchronous_rectifier | No |
| topology | Boost，Flyback，SEPIC |
Overview:
The Texas Instruments LM5156QDSSRQ1 is a high-efficiency, step-down (buck) LED driver with a built-in MOSFET, designed to provide a stable and efficient power supply for LED lighting applications. This device is engineered to meet the demands of modern lighting systems, offering a combination of high performance, reliability, and energy efficiency.
Features:
1. High Efficiency: The LM5156 is designed to achieve high efficiency levels, reducing power loss and heat generation, which is crucial for long-lasting LED lighting solutions.
2. Integrated MOSFET: The device features an integrated high-side and low-side MOSFET, simplifying the design and reducing the number of external components required.
3. Wide Input Voltage Range: Suitable for a wide range of input voltages, making it versatile for various applications and power sources.
4. Constant Current Regulation: Ensures consistent brightness and color temperature across the entire operating range of the LED driver.
5. PFM and Burst Mode Operation: Provides additional power savings during low-load conditions, further enhancing efficiency.
6. Thermal Protection: Built-in thermal protection mechanisms safeguard the device against overheating, extending its lifespan.
7. Small Form Factor: The compact size of the LM5156 makes it ideal for space-constrained applications.
Development Support:
Texas Instruments provides comprehensive support for developers working with the LM5156QDSSRQ1, including:
- Technical Documentation: Detailed datasheets, application notes, and design guides.
- Design Tools: Software tools to facilitate the design process and ensure optimal performance.
- Sample Code: Example code to help developers quickly implement the LM5156 in their projects.
- Technical Support: Access to expert support for troubleshooting and design advice.
Application Areas:
The LM5156QDSSRQ1 is suitable for a wide range of LED lighting applications, including:
- Residential and commercial lighting
- Street and outdoor lighting
- Automotive lighting
- Industrial and equipment lighting
Parameter Introduction:
- Input Voltage Range: 4.5V to 60V
- Output Current: Up to 3A (typical)
- Efficiency: Up to 95%
- Operating Temperature Range: -40°C to 125°C
- Package Type: QFN-16 (3x3mm)
Frequently Asked Questions (FAQs):
1. Q: What is the maximum output current the LM5156 can provide?
A: The LM5156 can provide an output current of up to 3A.
2. Q: Does the LM5156 support dimming?
A: Yes, the LM5156 supports PWM dimming, allowing for precise control over the LED brightness.
3. Q: How does the LM5156 handle thermal management?
A: The LM5156 includes thermal shutdown and thermal current foldback features to manage heat and protect the device.
4. Q: Is there protection against short circuits and overvoltage?
A: Yes, the LM5156 is equipped with short-circuit protection and overvoltage protection to ensure safe operation.
5. Q: What kind of feedback mechanism does the LM5156 use for regulation?
A: The LM5156 uses a constant current feedback mechanism to maintain stable and consistent LED brightness.
This summary provides a concise overview of the Texas Instruments LM5156QDSSRQ1, highlighting its key features, development support, applications, and technical parameters, along with common questions that might arise during its use.
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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