CRF1206 Current Sense Resistors Bourns CRF1206 Current Sense Resistors are part of the CRF series high power current sense resistor product line. The CRF1206 series has resistance range 0.001 to 0.030Ω and 1W power rating. Features of Bourns CRF series high power current sense resistors include high power density, inductance less than 5nH, and RoHS compliance. These resistors are used with power supplies and stepper motor drive applications.