The AC0603JR-0712KL is a Yageo thick film resistor SMD 110W 12K ohm 5% AEC-Q200 manufactured by Yageo. It is a surface mount device designed for use in the automotive, marine, power, telecoms, electrical and other industries. The part features a low profile of 0.6mm, making it suitable for use in tight spaces or where there is limited space. It also has a surge current rating of 3A, allowing it to be used for high current applications. The part is compliant with the AEC-Q200 standard, making it suitable for use in the most challenging operating conditions. Additionally, it has a tolerances of 5%, ensuring that the device remains accurate and reliable.