Texas Instruments

LP55231SQE/NOPB  

External/Internal LED Drivers

The LP55231SQE/NOPB is a high-performance LED driver from Texas Instruments. This device is designed to provide efficient and precise control of high-brightness LEDs in a variety of applications.

Description:

The LP55231SQE/NOPB is a highly integrated LED driver that offers a wide range of features and capabilities. It is available in a compact 32-pin QFN package, making it suitable for use in space-constrained applications. The device is designed to operate over a wide input voltage range of 4.5V to 60V, making it suitable for use in a variety of different power supply configurations.

Features:

Some of the key features of the LP55231SQE/NOPB include:

1. High Efficiency: The LP55231SQE/NOPB is designed to provide high efficiency LED driving, with efficiencies of up to 95%.
2. Programmable Current and PWM Dimming: The device offers programmable LED current and PWM dimming, allowing for precise control of the LED brightness.
3. Wide Input Voltage Range: The LP55231SQE/NOPB can operate over a wide input voltage range of 4.5V to 60V, making it suitable for use in a variety of different power supply configurations.
4. High-Brightness LED Support: The device is designed to support high-brightness LEDs, with support for up to 5A of output current.
5. Thermal Management: The LP55231SQE/NOPB includes advanced thermal management features, including thermal shutdown and over-temperature warning.
6. Protection Features: The device includes a range of protection features, including over-current protection, short-circuit protection, and reverse-battery protection.

Applications:

The LP55231SQE/NOPB is suitable for use in a wide range of applications that require efficient and precise LED control. Some of the potential applications for this device include:

1. Automotive Lighting: The LP55231SQE/NOPB can be used to drive high-brightness LEDs in automotive applications, such as headlights, taillights, and interior lighting.
2. Industrial Equipment: The device can be used to drive LEDs in industrial equipment, such as medical devices, test equipment, and manufacturing equipment.
3. Consumer Electronics: The LP55231SQE/NOPB can be used to drive LEDs in a variety of consumer electronics, including smartphones, tablets, and laptops.
4. Outdoor Lighting: The device can be used to drive high-brightness LEDs in outdoor lighting applications, such as streetlights, floodlights, and landscape lighting.

Overall, the LP55231SQE/NOPB is a highly versatile and feature-rich LED driver that is suitable for use in a wide range of applications. Its high efficiency, programmable current and PWM dimming, and advanced thermal management features make it an excellent choice for driving high-brightness LEDs in demanding applications.

LP55231SQE/NOPB Documents

Download datasheets and manufacturer documentation for LP55231SQE/NOPB

PCN Assembly/Origin :

LDC/LP55 02/Mar/2022      

Datasheets :

LP55231      

Design Resources :

Lighting Product Selector      

HTML Datasheet :

LP55231      

PCN Design/Specification :

Datasheet Update 01/Jun/2016       Wire Base Metal 05/Oct/2016