Texas Instruments

LM5071MTX-80/NOPB  

Power Over Ethernet Controllers

The LM5071MTX-80/NOPB is a high-performance LED driver IC from Texas Instruments. It is designed to provide efficient and reliable power management for LED lighting applications. Here is a description of the model, its features, and potential applications:

Model Description:

The LM5071MTX-80/NOPB is a step-down LED driver IC that operates in a constant current mode. It is designed to provide a regulated output current to drive LEDs with high efficiency and precision. The device is available in a thermally enhanced 24-pin 4mm x 5mm PowerSSO-24 package, which is suitable for a wide range of lighting applications.

Features:

1. High Efficiency: The LM5071MTX-80/NOPB offers high efficiency up to 94%, which helps to reduce power consumption and heat dissipation in LED lighting systems.

2. Constant Current Operation: The device operates in a constant current mode, ensuring consistent and stable brightness across the LEDs, regardless of input voltage variations or changes in LED forward voltage.

3. Wide Input Voltage Range: The IC can operate with an input voltage range of 5V to 40V, making it suitable for a variety of power supply configurations.

4. Adjustable Output Current: The output current can be easily adjusted using an external resistor, allowing for customization of the LED brightness.

5. Thermal Protection: The LM5071MTX-80/NOPB includes thermal shutdown and over-temperature protection features to safeguard the device and the LED load under abnormal operating conditions.

6. Short Circuit Protection: The IC provides short circuit protection to prevent damage to the LEDs and the driver in case of a short circuit fault.

7. Spread Spectrum Frequency Modulation: The device utilizes spread spectrum frequency modulation to reduce electromagnetic interference (EMI) and improve overall system performance.

8. Small Form Factor: The compact package size of the LM5071MTX-80/NOPB makes it suitable for space-constrained applications.

Applications:

1. LED Lighting: The LM5071MTX-80/NOPB is ideal for use in LED lighting applications, such as automotive headlights, flashlights, and industrial lighting systems.

2. Backlighting: The device can be used for driving LEDs in LCD backlighting applications, providing efficient and stable power supply.

3. Architectural and Landscape Lighting: The LM5071MTX-80/NOPB can be employed in architectural and landscape lighting projects, where high efficiency and precise current control are crucial.

4. Display and Signage: The IC can be used in LED displays and electronic signage, where consistent brightness and color uniformity are essential.

5. Medical and Industrial Equipment: The LM5071MTX-80/NOPB can be utilized in medical and industrial equipment that requires efficient and reliable LED lighting.

In summary, the LM5071MTX-80/NOPB is a versatile and efficient LED driver IC from Texas Instruments, designed to provide stable and reliable power management for a wide range of LED lighting applications. Its features, such as high efficiency, constant current operation, and thermal protection, make it an ideal choice for various lighting systems.

LM5071MTX-80/NOPB Documents

Download datasheets and manufacturer documentation for LM5071MTX-80/NOPB

PCN Assembly/Origin :

Mult Devices Assembly Mat. 02/Mar/2018      

Datasheets :

LM5071      

PCN Packaging :

Pack Material Update 11/May/2015       Packing Material Revision A 19/May/2015      

Reference Design Library :

LM5071EVAL: Power Over Ethernet, 3.3V @ 3.3A      

HTML Datasheet :

LM5071      

PCN Design/Specification :

Mult PN PART MARKING 08/Dec/2023       Select Devices Add Cu Alt Wire Base Metal 17/Dec/2015