Reference Only SPEC No.J(E)TE243B-0013E Type FDA1254 Reference Specification Physical Dimensions Marking refer to next page. Lot Tolerance : 0.3 Unit : mm Toko Part No. A B C FDA1254-H-R68M=P3 13.50.3 1.80.3 7.70.3 FDA1254-H-1R0M=P3 13.50.3 1.80.3 7.70.3 FDA1254-H-1R2M=P3 13.50.3 1.80.3 7.70.3 FDA1254-H-2R2M=P3 13.20.3 1.50.3 7.60.3 FDA1254-H-3R3M=P3 12.90.3 1.20.3 7.60.3 FDA1254-H-4R7M=P3 12.90.3 1.20.3 7.60.3 FDA1254-H-5R6M=P3 12.90.3 1.20.3 7.60.3 FDA1254-H-8R0M=P3 12.90.3 1.20.3 7.60.3 Inductance ID 3 The nominal inductance value is identified by three digits. 1) 3 2 2 3 H 2 Three digits ID,First 2 digits indicate the effective inductance value The last digit indicates the number of0 following first 2 digits.The unit is H. 2) R 2 H R2 2 digits and letter ID,The unit is H. Letterrepresent the decimal point. Priority language Let a priority language be japanese. MURATA MFG.CO., LTD.SPEC No.J(E)TE243B-0013E Reference Only FDA1254 Type Electrical specifications Inductance Nominal Tolerance Test DC Rated Current Rated Current Inductance Customer s Part No. Part No. Resistance Based on Based on marking Value Freq. Inductance Change Temperature rise () kHz (m) (Max.) (A) (Max.) (A) (Max.) FDA1254-H-R68M=P3 0.68 20 100 1.5 29.1 23.7 R68 FDA1254-H-1R0M=P3 1.0 20 100 2.0 25.2 20.5 1R0 FDA1254-H-1R2M=P3 1.2 20 100 2.6 20.2 18.4 1R2 FDA1254-H-2R2M=P3 2.2 20 100 4.5 14.7 14.2 2R2 FDA1254-H-3R3M=P3 3.3 20 100 7.0 13.1 11.5 3R3 FDA1254-H-4R7M=P3 4.7 20 100 8.8 11.2 10.2 4R7 FDA1254-H-5R6M=P3 5.6 20 100 9.4 10.8 9.1 5R6 FDA1254-H-8R0M=P3 8.0 20 100 16 9.1 7.1 8R0 1 LCR 4284A 100kHz 0.5V Inductance Measured with a LCR meter 4284A(Agilent) or equivalent.Test Freq. 100kHzLevel 0.5V measurement point 2 34420A3541(HIOKI) DC Resistance (Picture-1 Measured with a Micro ohm meter 34420A(Agilent) or 3541(HIOKI) or equivalent. The measurement point of DCR is side of terminal. (refer to the Picture-1) Picture-1 3 Value defined when DC current flows and Rated Current (Based on Inductance Change)or Rated Current when current flows and Rated Current (Based on Temperature rise) whichever is smaller. 20% The DC saturation allowable current value is specified when the decrease of the initial inductance value at 20%. Rated Current (Based on Inductance Change) 40 Rated Current (Based on Temperature rise) is specified when temperature of the inductor on our PCB for test purpose is raised 40by DC current. Rated Current (Based on Temperature rise) 4 30V DC * Absolute maximum voltage Absolute maximumvoltage30 DC. Unless otherwise specified, measurement is the standard atmospheric conditions. MURATA MFG.CO., LTD.