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LB11961-W-AH  

Motor Drivers, Controllers

The LB11961-W-AH is a high-voltage, high-power LED driver IC from ON Semiconductor. It is designed to provide efficient and reliable operation for high-brightness LED lighting applications. Here is a description of the model, its features, and potential applications:

Model Description:
The LB11961-W-AH is a step-down (buck) LED driver IC that integrates a high-voltage power MOSFET, providing a highly efficient and compact solution for driving high-brightness LEDs. It is designed to operate with a wide input voltage range and can handle high output current, making it suitable for a variety of LED lighting applications.

Features:

1. High Efficiency: The IC is designed for high efficiency, which is crucial for LED lighting applications to minimize power loss and reduce heat generation.
2. Wide Input Voltage Range: It can operate with a wide range of input voltages, making it suitable for various power supply conditions.
3. High Output Current: Capable of driving high output currents, which is essential for high-brightness LED applications.
4. Integrated Power MOSFET: The integration of a high-voltage power MOSFET simplifies the design and reduces the number of external components.
5. Thermal Protection: It includes thermal protection features to ensure reliable operation and prevent damage due to overheating.
6. Short Circuit Protection: The IC has built-in short circuit protection to safeguard against faults and potential damage.
7. PWM Dimming Compatibility: It is compatible with PWM dimming, allowing for easy control of the LED brightness.
8. Small Form Factor: Designed for compactness, which is beneficial for space-constrained applications.

Applications:

1. High-Brightness LED Lighting: Used in applications requiring high light output, such as street lighting, floodlights, and industrial lighting.
2. Architectural Lighting: For accent lighting, landscape lighting, and other architectural applications where both efficiency and aesthetics are important.
3. Automotive Lighting: Suitable for automotive applications like headlights, taillights, and interior lighting due to its high efficiency and reliability.
4. Outdoor Signage: For illuminated signs and billboards that require high brightness and reliability.
5. Emergency Lighting: In emergency lighting systems where reliability and efficiency are critical.

The LB11961-W-AH is a versatile and efficient LED driver IC that can be used in a wide range of lighting applications where high brightness, efficiency, and reliability are paramount.

LB11961-W-AH Documents

Download datasheets and manufacturer documentation for LB11961-W-AH