SMD Power Inductor CDH38D16D/LD Description • Ferrite drum core construction. • Magnetically unshielded. • L W H: 4.1 3.95 1.8mm Max. • Product weight: 80mg(Ref.) • Moisture Sensitivity Level: 1 • RoHS compliance. • Halogen Free available. RoHS × × Halogen Free Environmental Data • Operating temperature range: -40 +105 (including coil’s self temperature rise) +105 • Storage temperature range: -40 • Solder reflow temperature: 260 peak. ℃～ ℃ ℃～ ℃ ℃ Dimension - [mm] 3.8±0.15 1.7±0.1 1. 0 ± 0. 4 3.5 1.0 0. 3 Packaging • Carrier tape and reel packaging. • 13.0”diameter reel • 3000pcs per reel Applications • Ideally used in Mobilephone,PDA,MP3,DSC/ DVC,HDD etc as DC-DC converter inductors. Land pattern and Schematics - [mm] 3.8 0.8 × × 1.5 2 . 3 Page 1 of 4 Revised: 19-Dec-13 SMD Power Inductor CDH38D16D/LD Electrical Characteristics Part No. Stamp CDH38D16DLDHF-1R0MC A CDH38D16DLDHF-1R7MC C CDH38D16DLDHF-2R0MC E CDH38D16DLDHF-3R3MC G CDH38D16DLDHF-4R7MC J CDH38D16DLDHF-6R8MC L CDH38D16DLDHF-100MC N CDH38D16DLDHF-150MC Q CDH38D16DLDHF-220MC S CDH38D16DLDHF-330MC U μ ※ 1.0±20％ 1.7±20％ 2.0±20％ 3.3±20％ 4.7±20％ 6.8±20％ 10±20％ 15±20％ 22±20％ 33±20％ Inductance [ H] [Within] 1 Ω D.C.R. (m ) [Within] (at 20 ) ℃ 25±25％ 33±25％ 38±25％ 53±25％ 73±25％ 108±20％ 157±20％ 250±20％ 340±20％ 540±20％ Saturation current 2 （Ａ）※ (at 20℃) (at 105℃) Temperature rise current ( ) 3 Ａ※ 2.40 1.90 3.12 1.90 1.50 2.90 1.70 1.35 2.70 1.35 1.05 2.20 1.15 0.90 1.85 0.95 0.75 1.52 0.76 0.60 1.26 0.64 0.50 1.02 0.52 0.42 0.78 0.42 0.34 0.64 ※1. Measuring condition: at 100kHz. ※2. Saturation current: The value of D.C. current when the inductance decreases to 70% of it’s nominal value. ※3. Temperature rise current: The value of D.C. current when the temperature rise is △t＝40℃(Ta＝20℃). Page 2 of 4 Revised: 19-Dec-13 SMD Power Inductor CDH38D16D/LD Saturation Current & Temperature Rise Graph ℃ L (20 ) μ ℃ △T L (105 ) 1. CDH38D16DLDHF-1R0MC L ( H) T( ) 2. CDH38D16DLDHF-1R7MC L ( H) T( ) △ ℃ μ 3. CDH38D16DLDHF-2R0MC L ( H) T( ) 1.2 60 1.8 60 2.4 μ △ ℃ 1.0 50 1.5 50 2.0 50 0.8 40 1.2 40 1.6 40 0.6 30 0.9 30 1.2 30 0.4 20 0.6 20 0.8 20 0.2 10 0.3 10 0.4 10 0.0 0 0.0 0 0.0 0 0.0 0.6 1.2 1.8 2.4 3.0 3.6 DC (A) μ △ ℃ △ ℃ 0.0 0.5 1.0 1.5 2.0 2.5 3.0 DC (A) 5. CDH38D16DLDHF-4R7MC L ( H) T( ) 6. CDH38D16DLDHF-6R8MC L ( H) T( ) 4.8 60 6 60 9.0 μ △ ℃ 4.0 50 5 50 7.5 50 3.2 40 4 40 6.0 40 2.4 30 3 30 4.5 30 1.6 20 2 20 3.0 20 0.8 10 1 10 1.5 10 0 0 0 0.0 0.0 0.4 0.8 1.2 1.6 2.0 2.4 DC (A) μ 7. CDH38D16DLDHF-100MC L ( H) 12 0.0 △T (℃) μ △ ℃ 0.0 0.5 1.0 1.5 2.0 2.5 3.0 DC (A) 4. CDH38D16DLDHF-3R3MC T( ) L ( H) 0.0 μ 60 0.4 0.8 1.2 DC (A) 1.6 8. CDH38D16DLDHF-150MC L ( H) 60 18 10 50 8 0 0.0 2.0 △T (℃) 60 0.4 μ 0.8 DC (A) 1.2 9. CDH38D16DLDHF-220MC L ( H) 1.6 △T (℃) 60 24 15 50 20 50 40 12 40 16 40 6 30 9 30 12 30 4 20 6 20 8 20 2 10 3 10 4 10 0 0 0 0 0 0.0 0.3 0.6 0.9 DC (A) 1.2 μ 1.5 0.0 0.2 0.4 0.6 0.8 1.0 1.2 DC (A) 60 0 0.0 0.2 0.4 DC (A) 0.6 △ ℃ 10. CDH38D16DLDHF-330MC L ( H) T( ) 36 60 30 50 24 40 18 30 12 20 6 10 0 0 0.0 0.2 0.4 DC (A) 0.6 0.8 Page 3 of 4 Revised: 19-Dec-13 0.8 SMD Power Inductor CDH38D16D/LD Solder Reflow Condition T (℃) 300 250 Heat Endurance 260℃ 230℃ 200 0 60 120 180 240 245℃ PEAK T (s) 40s ± ℃,60~120s 170 10 100 300 ℃ 230 150 60 100 Temperature Chart 200 10 150 50 0 T (℃) 300 250 50 0 0 60 120 180 240 300 T (s) Please refer to the sales offices on our website - http://www.sumida.com Hong Kong Shanghai Shenzhen Taipei Tel.+852-2880-6781 FAX.+852-2565-9600 [email protected] Tel.+86-21-5836-3299 FAX.+86-21-5836-3266 [email protected] Tel.+86-755-8291-0228 FAX.+86-755-8291-0338 [email protected] Tel.+886-2-8751-2737 FAX.+886-2-8751-2738 [email protected] Saitama(Japan) Seoul Singapore San Jose Tel.+81-48-691-7300 FAX.+81-48-691-7340 [email protected] Tel.+82-2-6237-0777 FAX.+82-2-6237-0778 [email protected] Tel.+65-6296-3388 FAX.+65-6841-4426 [email protected] Tel.+1-408-321-9660 FAX.+1-408-321-9308 [email protected] Chicago Obernzell Neumarkt Tel.+1-847-545-6700 FAX. +1-847-545-6720 [email protected] Tel.+49-8591-937-0 FAX. +49-8591-937-103 [email protected] Tel.+49-9181-4509-110 FAX. +49-9181-4509-310 [email protected] Page 4 of 4 Revised: 19-Dec-13