The HV9963NG-G, from Microchip Technology, is a high-performance LED driver integrated circuit that is designed to deliver precision and efficiency for a wide range of lighting applications. This advanced driver IC is ideal for applications requiring constant current control of LED strings, including but not limited to, residential and commercial lighting, backlighting systems, and signage.

Key Features

• Patented Closed-Loop Method: Utilizes a proprietary peak-current-mode control scheme that ensures tight current regulation over a wide range of input voltages and output LED loads.
• High Efficiency: Its high PWM dimming ratio capability makes the HV9963NG-G highly efficient, reducing energy consumption and heat generation.
• Wide Dimming Range: Supports both analog and PWM dimming with a wide dimming range, offering flexibility for various lighting design requirements.
• Linear and PWM Dimming: The IC allows for both linear and PWM dimming methods, providing designers with options to implement the desired dimming technique.
• Protection Features: Comes with built-in protection features like LED open/short circuit protection, under-voltage lockout (UVLO), and thermal shutdown for improved safety and reliability.

Applications

• General LED lighting
• Architectural and decorative lighting
• Commercial and industrial lighting
• Automotive and backlighting systems

The HV9963NG-G stands out with its ability to maintain a constant LED current, which is crucial for achieving consistent brightness and color in LED applications. The device operates from a wide input voltage range and is designed to work with a variety of LED configurations, making it a versatile choice for designers.

With its robust design and comprehensive feature set, the HV9963NG-G by Microchip Technology is a top-of-the-line choice for those looking to enhance their LED lighting solutions with a reliable and efficient driver IC. Whether for residential, commercial, or industrial use, the HV9963NG-G provides the performance and flexibility needed to meet the demands of modern lighting systems.