The LM3503ITL-35 is an integrated circuit (IC) component that offers several key features. It is a step-up DC/DC converter with an input voltage range of 2.7V to 5.5V and an output voltage up to 5.5V. The LM3503ITL-35 is specifically designed for driving white LEDs in backlighting applications, making it suitable for use in a variety of electronic devices such as smartphones, tablets, and televisions.
One of the main features of the LM3503ITL-35 is its high efficiency. It utilizes a fixed-frequency, current-mode control scheme that helps achieve optimal energy conversion. With a typical efficiency of around 90%, this IC component minimizes power losses, ensuring prolonged battery life in battery-powered devices.
Another important feature of the LM3503ITL-35 is its adjustable output current capability. It provides a programmable LED current up to 25mA, allowing for precise control over the brightness of the connected LEDs. This flexibility makes the LM3503ITL-35 suitable for various lighting applications where different brightness levels are required.
The LM3503ITL-35 also incorporates several protection features to ensure reliable and safe operation. It includes over-temperature protection that prevents the IC from overheating, helping to prolong its lifespan
