The RM02JTN391 is a surface mount chip resistor manufactured by TA-I Tech. The resistor has a resistance of 390 Ohms ±5%, a power rating of 1/20 watts, and conforms to RoHS standards. The package size is 0201, making it one of the smallest sizes available for chip resistors. It is designed for use in high-frequency, precision signal-processing circuits, and is suitable for use in a range of applications, including power distribution, audio/visual device control, and other precision electronic circuits.