Spec No. J(E)TE243A-0027A-01 1/9 Reference Only Type DFE201208S Reference Specifications Physical Dimensions Unit Mass(Typical value) 0.0114 g No Marking Unit mm Priority language Let a priority language be Japanese. MURATA MFG.CO., LTD.Spec No. J(E)TE243A-0027A-01 2/9 Reference Only DFE201208S Electrical specifications Inductance Rated Current Rated Current Nominal Tolerance DC Based on Based on Customer s Part No. Part No. Value Resistance Inductance Change Temperature rise (m) (Max.) (A) (Max.) (A) (Max.) () DFE201208S-R47M=P2 0.47 20 42 4.0 3.0 DFE201208S-1R0M=P2 20 2.7 2.1 1.0 84 DFE201208S-1R5M=P2 1.5 20 120 2.3 1.8 DFE201208S-2R2M=P2 2.2 20 204 1.8 1.4 1 LCR 4284A(KEYSIGHT 1MHz 0.5V Inductance Measured with a LCR meter 4284A(KEYSIGHT) or equivalent.Test Freq. 1MHzLevel 0.5V 2 3541(HIOKI) DC Resistance Measured with a Resistance Hitester 3541(HIOKI) or equivalent. 3 ( 20) Rated Current Value defined when DC current flows and Rated Current (Based on Inductance change) or when DC current flows and Rated Current (Based on Temperature rise) whichever is smaller. ReferenceAmbient temperature is 20 30% ( 20) Rated Current The saturation allowable DC current value is specified when the decrease of the (Based on Inductance change) initial Inductance value at 30%. (The ambient reference temperature is 20 (6) 40 ( 20) Rated Current Rated Current (Based on Temperature rise) is specified when temperature of the (Based on Temperature rise) inductor on our PCB(6 layers) for test purpose is raised 40 by DC current. (The ambient reference temperature is 20 4 20V DC Withstand voltage Withstand voltage20V DC. MURATA MFG.CO., LTD.