The LM5071MT-50/NOPB is an integrated Power over Ethernet (PoE) powered device interface and pulse-width-modulation (PWM) controller designed by Texas Instruments. This versatile component is engineered to facilitate the implementation of power interface and DC-DC converter for a PoE application in accordance with the IEEE 802.3af standard. As a member of Texas Instruments' reliable product lineup, the LM5071MT-50/NOPB provides an efficient and compact solution for networked devices such as IP phones, wireless access points, and security cameras.

Key Features

• Integrated PoE Interface: The LM5071MT-50/NOPB integrates the PD interface and PWM controller, simplifying the design and reducing the external component count.
• Compliance with IEEE 802.3af: It is fully compliant with the IEEE 802.3af standard for Power over Ethernet, ensuring compatibility with other PoE devices and systems.
• High Efficiency: The device features a high-efficiency DC-DC converter that optimizes power usage, which is essential for PoE applications.
• Programmable Under-Voltage Lockout (UVLO): This feature allows for flexible control over the operating voltage range to ensure stability and protection for the powered device.
• Thermal Shutdown: The built-in thermal shutdown function protects the device from overheating, thereby enhancing system reliability.
• Adjustable Output: The output voltage can be adjusted to meet the specific requirements of the application, providing design flexibility.
• Compact Surface-Mount Package: The LM5071MT-50/NOPB comes in a small surface-mount package, making it suitable for space-constrained applications.

Applications

The LM5071MT-50/NOPB is ideal for a variety of applications that require Power over Ethernet. Its robust feature set makes it suitable for:

• IP Network Cameras
• Voice Over IP (VoIP) Phones
• Wireless Access Points
• RFID Readers
• Industrial Controls

With its combination of power integration, efficiency, and flexibility, the LM5071MT-50/NOPB is a powerful solution for designers looking to leverage the benefits of PoE technology in their products.