Product Overview: LT3468ES5-2

The LT3468ES5-2 is a compact, high-efficiency, integrated boost converter designed by Linear Technology, a leader in high-performance analog integrated circuits. This power management IC is specifically engineered to drive LED strings and can be used in a variety of applications such as backlighting, portable lighting, and small display illumination. Its small footprint and high level of integration make it an ideal choice for space-constrained applications.

Key Features

• Integrated Power Switch: The LT3468ES5-2 includes an internal 36V, 350mA power switch, which simplifies design and reduces external component count.
• Wide Input Voltage Range: It operates from an input voltage range of 2.5V to 16V, accommodating a variety of power sources, from single-cell Li-Ion batteries to multi-cell alkaline/NiMH batteries or regulated power supplies.
• Adjustable Output Voltage: The output voltage is adjustable up to 34V, enabling it to drive multiple LEDs in series for consistent brightness and improved efficiency.
• High Efficiency: The device provides a high efficiency of up to 85%, reducing power loss and heat generation.
• True Color PWM Dimming: The LT3468ES5-2 supports True Color PWM dimming, which offers color stable dimming over a wide brightness range, preserving the color integrity of the LEDs.
• Thermal Protection: Built-in thermal shutdown ensures the device operates within safe temperature limits.
• Compact Packaging: Available in a small 5-lead ThinSOT package, the LT3468ES5-2 is designed for space-saving applications.

Applications

• LED Backlighting for LCD Displays
• Portable Lighting
• Photographic and Video Lighting
• Small Display Illumination

The LT3468ES5-2 from Linear Technology is a versatile and efficient solution for driving LED arrays. Its ease of use, coupled with its high-performance characteristics, makes it a top choice for designers looking to create compact, energy-efficient lighting solutions.