The BP9916C is a high-performance, primary-side feedback constant-current (CC) LED driver IC developed by Bright Power. This driver is designed to provide a cost-effective and efficient solution for LED lighting applications. It eliminates the need for secondary-side feedback circuitry, which simplifies the design and reduces the overall system cost.

Applications

• LED Bulb Lighting: Used in LED bulbs to provide constant current for consistent brightness and extended lifespan.
• LED Tube Lighting: Employed in LED tube lights to ensure uniform illumination and efficient power conversion.
• LED Panel Lighting: Integrated into LED panel lights for stable current and high energy efficiency.
• LED Downlights: Utilized in LED downlights to provide consistent performance and optimal brightness.
• LED Street Lighting: Suitable for LED street lighting applications where constant current and high reliability are essential.

Features

• Primary-Side Feedback Control: Simplifies design and reduces cost by eliminating secondary feedback components.
• Constant Current (CC) Output: Ensures consistent LED brightness by providing a stable and precise current output.
• High Efficiency: Minimizes power consumption and heat generation, resulting in higher energy efficiency.
• Low Total Harmonic Distortion (THD): Improves power quality and reduces electromagnetic interference (EMI).
• Over-Temperature Protection (OTP): Protects the driver from overheating, ensuring long-term reliability.
• Open-Circuit Protection: Safeguards the circuit in case of an open-circuit condition.
• Short-Circuit Protection: Protects the driver from damage due to short-circuit conditions.

Benefits

• Reduced System Cost: Eliminating secondary feedback components significantly reduces the bill of materials.
• Simplified Design: Easier circuit design due to the absence of complex feedback networks.
• High Reliability: Integrated protection features enhance the reliability and lifespan of the LED driver and lighting system.
• Consistent LED Brightness: Constant current output ensures that all LEDs in the system operate at the same brightness level.
• Improved Energy Efficiency: High efficiency leads to reduced energy consumption and lower operating costs.

Additional Details

The BP9916C is designed to operate with a wide AC input voltage range, suitable for universal mains voltage. It supports various topologies, including buck, buck-boost, and flyback converters. The device is optimized for low EMI and complies with relevant safety and regulatory standards. The switching frequency is carefully chosen to minimize EMI. It is available in compact packages, facilitating easy PCB layout and design. Overall, it offers a robust and cost-effective solution for LED lighting applications.