The OZ9998BDN-A1-7 is a highly integrated and efficient LED backlight controller manufactured by O2MICRO. This controller is designed for LCD panels, providing precise and stable current regulation for LED backlights. It incorporates advanced features to enhance performance and protect the backlight system.

Applications

• LCD TVs
• LCD Monitors
• Notebook Computers
• Portable Devices
• LED Backlight Systems

Features

• High Efficiency
• Precise Current Regulation
• Integrated Protection Features (Over Voltage, Over Current, Short Circuit)
• PWM Dimming Control
• Analog Dimming Control
• Adaptive Boost Control
• RoHS Compliant
• Operating Temperature Range: -40°C to +85°C

Benefits

• Optimizes LED backlight performance
• Extends battery life in portable devices with high efficiency
• Protects the LED backlight system from damage
• Provides flexible dimming control options
• Improves display quality with stable current regulation

Additional Details

The OZ9998BDN-A1-7 LED backlight controller utilizes a boost converter topology to efficiently drive the LED backlight string. It provides precise current regulation to ensure uniform brightness and color consistency across the LCD panel. The integrated protection features prevent damage to the LED backlight system in case of over voltage, over current, or short circuit conditions.

This controller supports both PWM dimming and analog dimming control, providing flexibility in adjusting the brightness of the display. The adaptive boost control feature optimizes the boost converter operation to maintain high efficiency over a wide input voltage range. The OZ9998BDN-A1-7 is a reliable and efficient solution for controlling LED backlights in LCD panels.