The ISL97670IRZ is a highly integrated LCD backlight driver manufactured by Intersil, now part of Renesas Electronics. It's designed to drive multiple channels of LEDs for backlighting LCD panels in a variety of applications, including notebooks, monitors, and televisions. This driver offers high efficiency and precise control over LED current, ensuring optimal display brightness and uniformity.

Applications

• LCD backlighting for notebook computers
• LCD backlighting for monitors
• LCD backlighting for televisions
• General LED lighting applications

Features

• High-efficiency boost converter for driving LEDs.
• Multiple LED channels, allowing for independent control of each string.
• Precise LED current regulation for uniform brightness.
• Analog and PWM dimming control.
• Overvoltage protection (OVP) and overcurrent protection (OCP).
• Thermal shutdown protection (OTP).
• Phase shifted dimming to reduce audible noise.

Benefits

• Optimal display brightness and uniformity.
• High efficiency for longer battery life in portable devices.
• Robust protection features to ensure system reliability.
• Flexible dimming control options.

Technical Specifications

The ISL97670IRZ is a multi-channel LED backlight driver for LCD panels. It integrates a high-efficiency boost converter and multiple LED current regulators. The device supports both analog and PWM dimming control and incorporates overvoltage, overcurrent, and thermal shutdown protection. Consult the datasheet for precise electrical characteristics, timing specifications, and operating conditions.