The OZ964AGN-C-O-TR is a high-efficiency, cold-cathode fluorescent lamp (CCFL) controller designed for LCD backlighting applications. Manufactured by O2Micro, this IC offers precise control and protection features essential for reliable and energy-efficient operation of CCFL in various display devices.

Applications

• LCD Monitors
• LCD TVs
• Notebook Computers
• Industrial Displays

Features

• High-Efficiency CCFL Backlight Controller
• PWM Dimming Control
• Burst Mode Operation for Low Power Consumption
• Integrated Protection Features: Overvoltage, Overcurrent, Short Circuit Protection
• Soft-Start Functionality
• Analog and Digital Dimming Capability
• Precise Lamp Current and Voltage Regulation

Benefits

• Improved Display Brightness and Uniformity
• Extended Lamp Lifespan through Controlled Operation
• Reduced Power Consumption and Heat Dissipation
• Enhanced System Reliability with Built-in Protection
• Flexibility in Dimming Control for Optimal Viewing Experience
• Lower System Cost Due to Integration of Multiple Functions

Additional Details

The OZ964AGN-C-O-TR utilizes Pulse-Width Modulation (PWM) dimming to adjust the backlight intensity, providing a wide dimming range and precise control. Burst mode operation further enhances power efficiency at low brightness levels. The integrated protection features safeguard the CCFL and the controller itself from damage due to overvoltage, overcurrent, or short circuits. The soft-start function minimizes stress on the lamp during startup, contributing to a longer lamp life. This IC is typically used in conjunction with an external MOSFET and transformer to drive the CCFL. The OZ964 series are known for their stable performance and comprehensive protection features, making them a popular choice for LCD backlight applications. This specific part number includes specific packaging and reel options. Consult the datasheet for detailed electrical characteristics and application circuit examples. The precise lamp current and voltage regulation ensures consistent brightness and color across the display.