The AECR1210F22R0K9 is a Chip Resistor - Surface Mount manufactured by ResistorToday. It is a 1210-sized component made from a sheet of semiconductor material, such as silicon. It is a 22-Ohms resistor, with a tolerance of ±1%, and is rated to handle up to 330mW of power. This part meets the stringent RoHS environmental standards, and so it comes free from lead, mercury, cadmium, hexavalent chromium, and other toxic chemicals. It is designed to provide precision performance in a wide range of applications, from low-level analog signals to high-current DC loads.