The Supertex HV9982 is a high-efficiency LED driver IC designed for buck, boost, and buck-boost converter topologies. This versatile controller is optimized for driving high-brightness LEDs with constant current, making it ideal for lighting applications, including architectural lighting, automotive lighting, and general illumination.

Applications:

• LED Lighting
• Architectural Lighting
• Automotive Lighting
• General Illumination
• Backlighting for LCD Displays

Features:

• High Efficiency: Optimized for efficient LED driving, minimizing power loss.
• Wide Input Voltage Range: Operates from a broad range of input voltages.
• Constant Current Output: Provides precise and stable current control for LEDs.
• PWM Dimming Control: Enables adjustable LED brightness via PWM signal.
• Internal Over-Voltage Protection: Protects LEDs from over-voltage conditions.
• Short Circuit Protection: Protects the device and LEDs from short circuits.
• Thermal Shutdown Protection: Prevents damage from excessive heat.
• Adjustable Switching Frequency: Allows optimization for different application requirements.

Benefits:

• Energy Savings: High efficiency reduces power consumption and extends LED lifespan.
• Precise LED Control: Constant current output ensures consistent brightness and color.
• Flexible Dimming Capability: PWM dimming allows for smooth and accurate brightness control.
• Enhanced System Reliability: Comprehensive protection features increase device and LED lifespan.
• Cost-Effective Solution: Provides a competitive LED driver solution.

The HV9982 supports various converter topologies, providing design flexibility for different application needs. The switching frequency can be adjusted to optimize efficiency and minimize EMI. The device is available in surface-mount packages. The HV9982 provides a robust and versatile solution for driving high-brightness LEDs in a wide range of lighting applications, combining efficiency, performance, and protection features.