LT3466EDD#TR Integrated Circuit by Linear Technology
The LT3466EDD#TR is a high-performance integrated circuit designed and manufactured by Linear Technology, a brand now part of Analog Devices. This versatile IC is specifically engineered to provide a compact and efficient solution for driving LEDs in various applications. It is an ideal choice for portable and fixed lighting applications, display backlighting, and any system that requires a reliable LED driver.
Key Features:
- Wide Input Voltage Range: The device can operate from an input voltage range of 2.5V to 16V, making it suitable for a variety of power sources, including single-cell lithium-ion batteries.
- Dual Channel Output: It features two internal 36V, 1.3A switches designed to drive up to ten white LEDs per channel in series, providing uniform brightness and eliminating the need for ballast resistors.
- High Efficiency: The LT3466EDD#TR boasts high efficiency due to its internal switch design, which helps to reduce power loss and heat generation, thereby extending battery life in portable applications.
- Adjustable Frequency: The switching frequency can be adjusted from 330kHz to 2.1MHz, allowing designers to optimize the IC for various applications and to minimize external component sizes.
- Soft-Start Capability: This feature limits inrush current during startup, providing a gradual increase in LED brightness and helping to extend the life of the LEDs.
- Thermal Protection: The device includes thermal shutdown protection to prevent damage from overheating, ensuring reliable operation under a wide range of temperature conditions.
Package and Availability:
The LT3466EDD#TR comes in a compact 10-lead (3mm x 3mm) DFN package, which is suitable for space-constrained applications. The part is also available in tape and reel form for automated assembly processes, denoted by the '#TR' suffix in its part number.
Applications:
- Portable Lighting
- Automotive and Avionics Lighting
- Display Backlighting (LCD, OLED, etc.)
- General Purpose LED Illumination
The LT3466EDD#TR by Linear Technology represents a reliable, efficient, and versatile solution for LED driving requirements, seamlessly blending performance with practicality to meet the demands of modern electronic applications.
