The SHOUDING SD1002L4 is a LED driver with RoHS compliant 5mm x 5mm integrated circuit package. It features an adjustable output current, PWM dimming control, and low power consumption. The wide operating input voltage range of 3.0V-5.5V makes it suitable for most LED lighting applications. The SD1002L4 also has protection features including short-circuit and over-temperature protection, making it ideal for use in automotive, medical, and consumer electronics applications.