Features Applications AUTOMOTIVE n Metal foil n Current sensing GRADE n High power density n Power supplies n High reliability and stability n Stepper motor drives n RoHS compliant* and halogen free** n Input amplifiers n AEC-Q200 Compliant CFN-A Series Metal Foil, Current Sensing Chip Resistor Electrical Characteristics Additional Information Click these links for more information: Characteristic CFN0402A CFN0603A CFN0805A CFN1206A Power Rating 70 C 0.2 W 0.5 W 0.75 W 1 W 5 m, 5 m, PRODUCT TECHNICAL INVENTORY SAMPLES CONTACT 5 m, LIBRARY 10 m, 10 m, 10 m, Resistance Value 10 m, 20 m 20 m, 20 m, 20 m 30 m 40 m Derating Curve Operating Temperature -55 ~ +125 -55 ~ +155 Range 100 Temperature Coefficient CFN0603A 100 ppm/C 50 ppm/C & 100 ppm/C of Resistance CFN0805A CFN1206A Tolerance 1 %, 5 % CFN0402A -55 70 125 155 Ambient Temperature (C) Environmental Characteristics Storage Conditions Temperature ...................................................................................................................................................................+5 C ~ +35 C Humidity ............................................................................................................................................................................ 40 % ~ 75 % Shelf Life.................................................................................................................................................. 2 years from manufacturing date Solder Recommendations ..................................................................................................................................................... Reflow profile (Solder: Sn96.5 / Ag3 / Cu0.5) Moisture Sensitivity Level ..........................................................................................................................................................................1 Product Dimensions L L W D t 1.10 0.10 0.55 0.10 0.25 0.10 0.45 0.10 CFN0402A (.043 .004) (.021 .004) (.009 .004) (.017 .004) W 1.60 0.20 0.80 0.20 0.40 0.20 0.60 0.20 CFN0603A (.063 .008) (.031 .008) (.016 .008) (.024 .008) 2.00 0.20 1.25 0.20 0.40 0.20 0.70 0.20 CFN0805A (.079 .008) (.049 .008) (.016 .008) (.028 .008) 3.20 0.20 1.60 0.20 0.50 0.20 0.70 0.20 CFN1206A T C C (.126 .008) (.063 . 008) (.020 .008) (.028 .008) MM DIMENSIONS: (INCHES) WARNING Cancer and Reproductive Harm www.P65Warnings.ca.gov * RoHS Directive 2015/863, Mar 31, 2015 and Annex. ** Bourns considers a product to be halogen free if (a) the Bromine (Br) content is 900 or ppmless (b) the Chlorine (Cl) content is 900 ppm or less and (c) the total Bromine (Br) and Chlorine (Cl) content is 1500 ppm or less. Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. RoHS COMPLIANT* & HALOGEN FREE** *RoHS COMPLIANT LEAD FREE LEAD FREE VERSIONS ARE RoHS COMPLIANT* Power Ratio (%) CFN-A Series Metal Foil, Current Sensing Chip Resistor Construction Recommended Solder Pad Dimensions L SOLDER TOP PROTECTIVE METAL FOIL B COATING COATING A NICKEL BOTTOM ALUMINA UNDERLAY PROTECTIVE COATING SUBSTRATE Cu Trace Sensing Trace SOLDER METAL FOIL COATING Marking Model A L B 0.45 0.70 1.20 CFN0805A CFN0402A CFN0402A 10 R 20 (.018) (.027) (.047) CFN1206A CFN0603A 005 = 5 m No Marking 0.60 1.00 2.80 010 = 10 m CFN0603A 10 R 20 (.024) (.039) (.110) NICKEL BOTTOM 020 = 20 mALUMINA 6.5 = 6.5 m UNDERLAY PROTECTIVE COATING SUBSTRATE 1.20 1.40 3.20 CFN0805A 10 R 30 (.047) (.055) (.126) 1.60 20 R 30 (.063) 1.80 4.70 CFN1206A (.071) (.185) 2.20 R = 40 (.087) MM DIMENSIONS: (INCHES) Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.