SMD Power Inductor CDRH4D28 Description • Ferrite drum core construction. • Magnetically shielded. • L W H:5.0 5.0 3.0 mm Max. • Product weight: 0.2g(Ref.) • Moisture Sensitivity Level: 1 • RoHS compliance. • Halogen Free available. RoHS × × Halogen Free Dimension - [mm] 4.5 3.0 ± 7.4 ※ ※ 4.7±0.3 ① 5.4 5. 1 (2.8) 9 6. X. A M ② MAX.3.0 × × Environmental Data • Operating temperature range: -40 ~+100 (including coil’s self temperature rise) +100 • Storage temperature range: -40 • Solder reflow temperature: 260 peak. ℃ ℃～ ℃ ℃ ℃ Packaging • Carrier tape and reel packaging • 12.9”diameter reel • 2000pcs per reel ELECTRODE TERMINAL Applications • Ideally used in Mobile phone,PDA,MP3,HDD, DSC/DVC, Note book PC, etc as DC-DC converter inductors. Land pattern and Schematics - [mm] 5.3 9. 1 5. 1 9. 1 ① ② ( 1.2 ① ② μH～8.2μH ) ( 10 μH～180μH ) Page 1 of 5 Revised: 7-Jan-14 SMD Power Inductor CDRH4D28 Electrical Characteristics Part No. Stamp CDRH4D28NP-1R2NC 1R2 CDRH4D28NP-1R8NC 1R8 CDRH4D28NP-2R2NC 2R2 CDRH4D28NP-2R7NC 2R7 CDRH4D28NP-3R3NC 3R3 CDRH4D28NP-3R9NC 3R9 CDRH4D28NP-4R7NC 4R7 CDRH4D28NP-5R6NC 5R6 CDRH4D28NP-6R8NC 6R8 CDRH4D28NP-8R2NC 8R2 CDRH4D28NP-100NC 100 CDRH4D28NP-120NC 120 CDRH4D28NP-150NC 150 CDRH4D28NP-180NC 180 CDRH4D28NP-220NC 220 CDRH4D28NP-270NC 270 CDRH4D28NP-330NC 330 CDRH4D28NP-390NC 390 CDRH4D28NP-470NC 470 CDRH4D28NP-560NC 560 CDRH4D28NP-680NC 680 CDRH4D28NP-820NC 820 CDRH4D28NP-101NC 101 CDRH4D28NP-121NC 121 CDRH4D28NP-151NC 151 CDRH4D28NP-181NC 181 Inductance ( H) [ within ] 1 μ ※ ±30% 1.8±30% 2.2±30% 2.7±30% 3.3±30% 3.9±30% 4.7±30% 5.6±30% 6.8±30% 8.2±30% 10±30% 12±30% 15±30% 18±30% 22±30% 27±30% 33±30% 39±30% 47±30% 56±30% 68±30% 82±30% 100±30% 120±30% 150±30% 180±30% 1.2 Ω ℃ D.C.R.( ) Max. (Typ.) (at 20 ) Rated Current (A) 2 23.6m(17.5m) 2.56 27.5m(20.4m) 2.20 31.3m(23.2m) 2.04 43.3m(32.1m) 1.60 49.2m(36.4m) 1.57 64.8m(48.0m) 1.44 72.0m(53.3m) 1.32 100.9m(74.7m) 1.17 108.9m(80.7m) 1.12 117.5m(87.0m) 1.04 128.3m(95.0m) 1.00 131.6m(97.5m) 0.84 149.0m(110.4m) 0.76 166.0m(123.0m) 0.72 235.0m(174.5m) 0.70 261.0m(193.3m) 0.58 331.3m(254.8m) 0.56 383.7m(284.2m) 0.50 587.0m(435.0m) 0.48 624.5m(462.6m) 0.41 699.0m(517.8m) 0.35 914.8m(677.6m) 0.32 1.02(765.8m) 0.29 1.27(976.8m) 0.27 1.35(1.08) 0.24 1.54(1.23) 0.22 ※ ※1. Inductance measuring condition: at 100kHz. ※2. Rated current: The DC current at which the inductance decreases to 65% of its nominal value or when △t=40℃, whichever is lower (Ta=20℃). Page 2 of 5 Revised: 7-Jan-14 SMD Power Inductor CDRH4D28 Saturation Current & Temperature Rise Graph ℃ L (20 ) μ ℃ △T L (100 ) △T (℃) 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 1. CDRH4D28NP-1R2NC L ( H) μ 60 1.8 1.5 50 1.2 1.8 0.0 0 1 2 3 4 DC (A) 5 μ 4. CDRH4D28NP-2R7NC L ( H) 3.6 0 6 △T (℃) △T (℃) 2. CDRH4D28NP-1R8NC L ( H) 1 2 3 DC (A) 4 μ 5. CDRH4D28NP-3R3NC L ( H) 60 3.6 3.0 50 2.4 3. CDRH4D28NP-2R2NC L ( H) 60 0 5 0 △T (℃) 1 2 3 DC (A) 4 μ 6. CDRH4D28NP-3R9NC L ( H) 5 △T (℃) 60 4.8 3.0 50 4.0 50 40 2.4 40 3.2 40 1.8 30 1.8 30 2.4 30 1.2 20 1.2 20 1.6 20 0.6 10 0.6 10 0.8 10 0 0.0 0 0.0 0.0 0 1 μ 2 DC (A) 3 7. CDRH4D28NP-4R7NC L ( H) 4 0.0 △T (℃) μ 0.8 1.6 DC (A) 2.4 8. CDRH4D28NP-5R6NC L ( H) 3.2 0 0.0 △T (℃) 60 μ 0.8 1.6 DC (A) 2.4 9. CDRH4D28NP-6R8NC L ( H) 3.2 △T (℃) 60 9.0 7.5 50 7.5 50 40 6.0 40 6.0 40 3 30 4.5 30 4.5 30 2 20 3.0 20 3.0 20 1 10 1.5 10 1.5 10 0 0.0 0 0.0 6 60 9.0 5 50 4 0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 DC (A) μ 10. CDRH4D28NP-8R2NC L ( H) 0.0 0.4 0.8 1.2 1.6 2.0 2.4 DC (A) △T (℃) μ 11. CDRH4D28NP-100NC L ( H) 60 0 0.0 0.4 0.8 1.2 1.6 2.0 2.4 DC (A) △T (℃) μ 12. CDRH4D28NP-120NC L ( H) △T (℃) 60 18 10 50 15 50 40 8 40 12 40 4.5 30 6 30 9 30 3.0 20 4 20 6 20 1.5 10 2 10 3 10 0 0 0 0 9.0 60 12 7.5 50 6.0 0.0 0.0 0.4 0.8 1.2 DC (A) 1.6 2.0 0.0 0.3 0.6 0.9 1.2 1.5 1.8 DC (A) Page 3 of 5 60 0 0.0 0.3 0.6 0.9 1.2 1.5 1.8 DC (A) Revised: 7-Jan-14 SMD Power Inductor CDRH4D28 Saturation Current & Temperature Rise Graph ℃ L (20 ) μ 13. CDRH4D28NP-150NC L ( H) ℃ △T L (100 ) △T (℃) μ 60 14. CDRH4D28NP-180NC L ( H) 24 15 50 12 18 △T (℃) μ 15. CDRH4D28NP-220NC L ( H) △T (℃) 60 30 20 50 25 50 40 16 40 20 40 9 30 12 30 15 30 6 20 8 20 10 20 3 10 4 10 5 10 0 0 0 0 0 0.0 0.3 0.6 0.9 1.2 1.5 1.8 DC (A) μ 16. CDRH4D28NP-270NC L ( H) 30 0.0 △T (℃) 0.4 0.8 1.2 DC (A) μ 17. CDRH4D28NP-330NC L ( H) 0 0.0 1.6 △T (℃) 60 0.3 0.6 0.9 1.2 DC (A) μ 18. CDRH4D28NP-390NC L ( H) 1.5 △T (℃) 60 48 30 50 40 50 40 24 40 32 40 15 30 18 30 24 30 10 20 12 20 16 20 5 10 6 10 8 10 0 0 0 0 0 0 60 36 25 50 20 0.0 0.3 μ 0.6 0.9 DC (A) 1.2 19. CDRH4D28NP-470NC L ( H) 0.0 0.2 0.4 0.6 0.8 1.0 1.2 DC (A) 1.5 △T (℃) μ 20. CDRH4D28NP-560NC L ( H) 60 60 50 50 40 △T (℃) 60 0.0 0.2 0.4 0.6 0.8 1.0 1.2 DC (A) μ 21. CDRH4D28NP-680NC L ( H) △T (℃) 60 90 50 50 75 50 40 40 40 60 40 30 30 30 30 45 30 20 20 20 20 30 20 10 10 10 10 15 10 0 0 0 0 0 0 60 0.0 0.2 0.4 0.6 DC (A) 0.8 μ 22. CDRH4D28NP-820NC L ( H) 1.0 0.0 △T (℃) 0.2 0.4 0.6 DC (A) 0.8 μ 23. CDRH4D28NP-101NC L ( H) 1.0 0.0 △T (℃) 60 0.2 0.4 0.6 DC (A) 0.8 μ 24. CDRH4D28NP-121NC L ( H) 1.0 △T (℃) 60 180 100 50 150 50 40 80 40 120 40 60 30 60 30 90 30 40 20 40 20 60 20 20 10 20 10 30 10 0 0 0 0 60 120 100 50 80 120 0 0.0 0.2 0.4 DC (A) 0.6 0.8 0.0 0.2 0.4 DC (A) Page 4 of 5 0.6 0.8 60 0 0.0 0.1 0.2 0.3 0.4 0.5 0.6 DC (A) Revised: 7-Jan-14 SMD Power Inductor CDRH4D28 Saturation Current & Temperature Rise Graph ℃ L (20 ) μ 25. CDRH4D28NP-151NC L ( H) 180 ℃ △T L (100 ) △T (℃) μ 26. CDRH4D28NP-181NC L ( H) △T (℃) 60 240 150 50 200 50 120 40 160 40 90 30 120 30 60 20 80 20 30 10 40 10 0 0 0 0.0 0.1 0.2 0.3 0.4 0.5 0.6 DC (A) 60 0 0.0 0.1 0.2 0.3 DC (A) 0.4 0.5 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 5 of 5 Revised: 7-Jan-14