Power Inductors <SMD Type: CDH Series> Type: CDH40D11/SMB ◆ Product Description ・4.2×4.2mm Max.(L×W), 1.2mm Max. Height. ・Inductance range: 0.74～33μH. ・Rated current range: 0.36～2.65A. ・Custom design is available. ◆ Feature ・Magnetically shielded construction. ・Ideally used in Mobilephone,PDA,MP3,DSC/DVC,HDD,etc as DC-DC Converter inductors. ・Dropping impact reinforced types. ・RoHS Compliance ◆ Dimensions (mm) ◆Land Pattern (mm) Please refer to the sales offices on our website for a representative near you www.sumida.com 1/2 Power Inductors <SMD Type: CDH Series> Type: CDH40D11/SMB ◆ Specification Stamp Inductance (μH) 100kHz/1V D.C.R.(Ω) Max.(Typ.) (20℃) Saturation Current （A）※1 Temperature Rise current (A) ※2 CDH40D11SMBNP-R74M□ R74 0.74±20％ 38.8m(31m) 2.80 2.65 CDH40D11SMBNP-1R1M□ 1R1 1.1±20％ 51.3m(41m) 2.35 2.45 CDH40D11SMBNP-1R6M□ 1R6 1.6±20％ 66.3m(53m) 1.90 2.15 CDH40D11SMBNP-2R0M□ 2R0 2.0±20％ 77.5m(62m) 1.75 1.90 CDH40D11SMBNP-2R5M□ 2R5 2.5±20％ 98.8m (79m) 1.55 1.70 CDH40D11SMBNP-3R0M□ 3R0 3.0±20％ 113.8m(91m) 1.45 1.50 CDH40D11SMBNP-3R9M□ 3R9 3.9±20％ 134.4m(112m) 1.20 1.30 CDH40D11SMBNP-4R7M□ 4R7 4.7±20％ 168m(140m) 1.15 1.18 CDH40D11SMBNP-5R6M□ 5R6 5.6±20％ 178.8m(149m) 1.00 1.15 CDH40D11SMBNP-7R4M□ 7R4 7.4±20％ 247.2m(206m) 0.90 1.02 CDH40D11SMBNP-8R2M□ 8R2 8.2±20％ 270m(225m) 0.85 0.85 CDH40D11SMBNP-100M□ 100 10±20％ 336m(280m) 0.75 0.80 CDH40D11SMBNP-120M□ 120 12±20％ 446.4m(372m) 0.68 0.65 CDH40D11SMBNP-150M□ 150 15±20％ 619.2m(516m) 0.60 0.55 CDH40D11SMBNP-180M□ 180 18±20％ 693.6m(578m) 0.55 0.54 CDH40D11SMBNP-220M□ 220 22±20％ 916.8m(764m) 0.48 0.45 CDH40D11SMBNP-270M□ 270 27±20％ 1050m(875m) 0.44 0.42 CDH40D11SMBNP-330M□ 330 33±20％ 1152m(875m) 0.41 0.36 Part Name ※ ※ Description of part name CDH40D11SMBNP-R74M□ B Box C Carrier Tape ※1.Saturation Current: The DC current at which the inductance decreases to 70% of it's nominal value. ※2 Temperature rise current: The DC current at which the temperature rise is △t＝40℃.(Ta＝20℃) This datasheet is not a final issue, and maybe something will be changed before production. Please refer to the sales offices on our website for a representative near you www.sumida.com 2/2