Reference Only SPEC No.J(E)TE243B-0038C Type DEM2812C Specifications Physical Dimensions () Marking(Black) Tolerance 0.2 Unit mm 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. Reference Only SPEC No.J(E)TE243B-0038C DEM2812C Type Electrical specifications ( Inductance DC Nominal Tolerance Test Inductance Temperature Resistance Customer s Part No. Part No. Value Freq. +20% Decrease Rise -30% current current () kHz (m) (A) (Max.) (A) (Max.) 1225AS-H-R47N=P2 0.47 30 100 26 2.5 3.1 1225AS-H-R68N=P2 0.68 30 100 31 2.0 2.9 1225AS-H-1R0N=P2 1.0 30 100 36 1.8 2.7 1225AS-H-1R5N=P2 1.5 30 100 43 1.5 2.4 1225AS-H-2R2M=P2 2.2 20 100 58 1.2 2.0 1225AS-H-3R3M=P2 3.3 20 100 80 1.0 1.5 1225AS-H-4R7M=P2 4.7 20 100 105 0.88 1.4 1225AS-H-6R8M=P2 6.8 20 100 170 0.72 1.1 1225AS-H-100M=P2 10 20 100 250 0.58 0.85 1225AS-H-120M=P2 12 20 100 290 0.55 0.76 * Unless otherwise specified, measurement is the standard atmospheric conditions. 1 LCR 4284A( 100kHz 0.1V Inductance Measured with a LCR meter 4284A(Agilent) or equivalent.Test Freq. 100kHzLevel 0.1V 2 TR6871 DC Resistance Measured with a digital multimeter TR6871(ADVANTEST) or equivalent. 3 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. 30% Rated Current The saturation allowable DC current value is specified when the decrease of the (Based on Inductance change) initial Inductance value at 30%. 40 Rated Current Rated Current (Based on Temperature rise) is specified when temperature of the (Based on Temperature rise) inductor on our PCB for test purpose is raised 40 by DC current.