SMD Power Inductor CDRH50D28R Description • Ferrite drum core construction. • Magnetically shielded. • L W H: 5.3 5.3 3.0mm Max. • Product weight: 0.25g(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] ℃ ℃ Packaging • Carrier tape and reel packaging. • 13.0”diameter reel • 2000pcs per reel Land pattern and Schematics - [mm] Electrical Characteristics Part No. Stamp CDRH50D28RNP-1R2NC A CDRH50D28RNP-1R6NC B CDRH50D28RNP-2R2NC C CDRH50D28RNP-3R0MC D CDRH50D28RNP-4R7MC E CDRH50D28RNP-6R8MC F CDRH50D28RNP-100MC G CDRH50D28RNP-150MC H CDRH50D28RNP-220MC J CDRH50D28RNP-330MC K CDRH50D28RNP-470MC L μH1 ) ［ ］※ 1.2±30％ 1.6±30％ 2.2±30％ 3.0±20％ 4.7±20％ 6.8±20％ 10±20％ 15±20％ 22±20％ 33±20％ 47±20％ Inductance ( Within Applications • Ideally used in Mobilephone,PDA,MP3,DSC/ DVC, HDD, etc as DC-DC converter inductors. Ω ℃ 13±25％ 15±25％ 17±25％ 25±25％ 40±25％ 61±25％ 87±25％ 140±20％ 175±20％ 248±20％ 370±20％ D.C.R. (m ) [Within] (at 20 ) ※ Saturation current 2 (A) (at 20 ℃) (at 105 ℃) ※ Temperature rise current (A) 3 4.80 4.10 5.40 4.20 3.60 4.70 3.65 3.05 4.30 3.10 2.55 3.50 2.50 2.15 2.70 2.10 1.75 2.20 1.70 1.40 1.75 1.40 1.10 1.30 1.15 0.98 1.16 0.94 0.78 0.98 0.78 0.65 0.78 ※1. Inductance 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 1 of 3 Revised: 7-Jan-14 SMD Power Inductor CDRH50D28R Saturation Current & Temperature Rise Graph ℃ L (20 ) μ ℃ △T L (105 ) 60 2.4 μ △T (℃) 1.5 50 2.0 50 40 1.2 40 1.6 40 0.9 30 0.9 30 1.2 30 0.6 20 0.6 20 0.8 20 0.3 10 0.3 10 0.4 10 0.0 0 0.0 0 0.0 0 1. CDRH50D28RNP-1R2NC L ( H) 1.8 △T (℃) μ 2. CDRH50D28RNP-1R6NC L ( H) 60 1.8 1.5 50 1.2 0 1 2 3 4 DC (A) 5 μ 6 0 2 3 4 DC (A) 5 6 60 0 2 3 DC (A) 4 5 μ △T (℃) 5 50 7.5 50 40 4 40 6.0 40 1.8 30 3 30 4.5 30 1.2 20 2 20 3.0 20 0.6 10 1 10 1.5 10 0 0 0 0.0 5. CDRH50D28RNP-4R7MC L ( H) 60 6 3.0 50 2.4 0.0 0 μ 1 2 DC (A) 3 7. CDRH50D28RNP-100MC L ( H) 12 4 0.0 △T (℃) 0.8 μ △T (℃) 1 9.0 3.6 μ 3. CDRH50D28RNP-2R2NC L ( H) 60 4. CDRH50D28RNP-3R0MC L ( H) △T (℃) 1 △T (℃) 1.6 2.4 DC (A) 8. CDRH50D28RNP-150MC L ( H) 60 18 10 50 8 6. CDRH50D28RNP-6R8MC L ( H) 3.2 △T (℃) 60 0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 DC (A) μ 9. CDRH50D28RNP-220MC L ( H) △T (℃) 60 30 15 50 25 50 40 12 40 20 40 6 30 9 30 15 30 4 20 6 20 10 20 2 10 3 10 5 10 0 0 0 0 0 0.0 0.4 0.8 1.2 1.6 2.0 2.4 DC (A) μ 0.0 0.3 0.6 0.9 1.2 1.5 1.8 DC (A) △ ℃ 10. CDRH50D28RNP-330MC L ( H) T( ) 48 μ 11. CDRH50D28RNP-470MC L ( H) 0.4 0.8 DC (A) 1.2 △T (℃) 60 40 50 50 50 32 40 40 40 24 30 30 30 16 20 20 20 8 10 10 10 0 0 0 0 0.0 0 0.0 60 0.0 0.2 0.4 0.6 0.8 1.0 1.2 DC (A) 60 60 0.2 0.4 0.6 DC (A) Page 2 of 3 0.8 1.0 Revised: 7-Jan-14 1.6 SMD Power Inductor CDRH50D28R 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 3 of 3 Revised: 7-Jan-14