SMD Power Inductor CDRR157 Description • Ferrite drum core construction. • Magnetically shielded. • L W H: 18.5 15.0 7.0mm Max. • Product weight: 2.8g(Ref.) • Moisture Sensitivity Level: 1 • RoHS compliance. RoHS × × Environmental Data • Operating temperature range: -40 +100 (including coil’s self temperature rise) • Storage temperature range: -40 +100 • Solder reflow temperature: 260 peak. ℃~ ℃ ℃~ ℃ ℃ Dimension - [mm] MAX.18.5 MAX.7.0 12.7 6 . 2 6 . 2 0 . 5 1 . X A M × × Packaging • Carrier tape and reel packaging. • 12.9”diameter reel • 300pcs per reel Applications • Ideally used in Portable Computers, Video Recorder, DSC/DVC, etc as DC-DC Converter inductors. Land pattern and Schematics - [mm] 12.4 0 . 3 0 . 3 3 .0 μ ~33μH) (1.3 H 3.0 μ ~1.0mH) (47 H Page 1 of 5 Revised: 7-Jan-14 SMD Power Inductor CDRR157 Electrical Characteristics Part Name Stamp CDRR157NP-1R3MC 1R3M CDRR157NP-2R0MC 2R0M CDRR157NP-2R7MC 2R7M CDRR157NP-3R3MC 3R3M CDRR157NP-4R7MC 4R7M CDRR157NP-6R8MC 6R8M CDRR157NP-100MC 100M CDRR157NP-150MC 150M CDRR157NP-220MC 220M CDRR157NP-330MC 330M CDRR157NP-470MC 470M CDRR157NP-680MC 680M CDRR157NP-101MC 101M CDRR157NP-151MC 151M CDRR157NP-221MC 221M CDRR157NP-271MC 271M CDRR157NP-331MC 331M CDRR157NP-471MC 471M CDRR157NP-681MC 681M CDRR157NP-102MC 102M Inductance H within 1 (μ ) [ ]※ 1.3μH±20% 2.0μH±20% 2.7μH±20% 3.3μH±20% 4.7μH±20% 6.8μH±20% 10μH±20% 15μH±20% 22μH±20% 33μH±20% 47μH±20% 68μH±20% 100μH±20% 150μH±20% 220μH±20% 270μH±20% 330μH±20% 470μH±20% 680μH±20% 1000μH±20% Ω ℃ D.C.R .(m ) Max. (Typ.) (at 20 ) Saturation Current A 2 ( )※ Temperature rise current (A) 3 5.7(4.5) 17.0 9.2 7.0(5.6) 13.4 9.0 8.3(6.6) 12.0 8.0 9.6(7.7) 10.8 7.5 12.9(10.3) 9.2 6.5 16.5(13.2) 7.6 6.0 25.0(20.0) 6.4 5.0 37.5(30.0) 5.0 3.8 47.0(37.5) 4.2 3.5 69.0(55.0) 3.5 2.7 105.0(84.0) 2.9 2.0 166.0(133) 2.4 1.6 244.0(195) 2.0 1.3 330.0(264) 1.6 1.1 485.0(388) 1.3 0.9 595.0(475) 1.2 0.8 738.0(590) 1.1 0.7 1000.0(800) 0.9 0.6 1544(1227) 0.75 0.5 2388(1910) 0.60 0.4 ※1. Inductance measuring condition: at 100 kHz. ※2. Saturation current: The value of D.C. current when the inductance decreases to 90% 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 5 ※ Revised: 7-Jan-14 SMD Power Inductor CDRR157 Saturation Current & Temperature Rise Graph ℃ L (20 ) μ L ( H) 1. CDRR157NP-1R3MC 1.8 △T (℃) △T μ L ( H) 60 2.4 1.5 50 1.2 2. CDRR157NP-2R0MC △T (℃) μ L ( H) 3. CDRR157NP-2R7MC △T (℃) 60 3.0 2.0 50 2.5 50 40 1.6 40 2.0 40 0.9 30 1.2 30 1.5 30 0.6 20 0.8 20 1.0 20 0.3 10 0.4 10 0.5 10 0 0.0 0 0.0 0 0.0 0 μ L ( H) 5 10 15 DC (A) 20 4. CDRR157NP-3R3MC 4.8 25 0 △T (℃) μ L ( H) 60 6 4.0 50 3.2 4 8 12 DC (A) 16 5. CDRR157NP-4R7MC 20 60 0 △T (℃) μ L ( H) 3 6 9 12 DC (A) 15 6. CDRR157NP-6R8MC 18 △T (℃) 60 9.0 5 50 7.5 50 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 μ L ( H) 12 4 8 DC (A) 12 7. CDRR157NP-100MC 16 △T (℃) 0 3 μ 8. CDRR157NP-150MC L ( H) 60 18 10 50 8 6 9 DC (A) 12 60 0 15 0 △T (℃) μ L ( H) 2 4 6 8 DC (A) 10 9. CDRR157NP-220MC 12 △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 μ L ( H) 2 4 6 DC (A) 8 10. CDRR157NP-330MC 10 0 △T (℃) μ L ( H) 2 4 DC (A) 6 11. CDRR157NP-470MC 8 0 0 △T (℃) 60 μ L ( H) 1 2 3 4 DC (A) 5 12. CDRR157NP-680MC 6 △T (℃) 60 90 50 50 75 50 40 40 40 60 40 18 30 30 30 45 30 12 20 20 20 30 20 6 10 10 10 15 10 0 0 0 0 60 60 30 50 24 36 0 0 1 2 DC (A) 3 4 5 0 1 2 3 4 60 0 0.0 0.6 1.2 1.8 2.4 3.0 3.6 DC (A) DC (A) Page 3 of 5 Revised: 7-Jan-14 SMD Power Inductor CDRR157 Saturation Current & Temperature Rise Graph ℃ L (20 ) μ L ( H) 13. CDRR157NP-101MC △T (℃) △T μ L ( H) 14. CDRR157NP-151MC △T (℃) μ L ( H) 15. CDRR157NP-221MC △T (℃) 60 240 150 50 200 50 40 120 40 160 40 60 30 90 30 120 30 40 20 60 20 80 20 20 10 30 10 40 10 0 0 0 0 60 180 100 50 80 120 0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 DC (A) μ L ( H) 16. CDRR157NP-271MC △T (℃) 0.0 0.4 0.8 1.2 1.6 2.0 2.4 DC (A) μ L ( H) 17. CDRR157NP-331MC 0 0.0 △T (℃) 60 μ L ( H) 0.4 0.8 1.2 DC (A) 1.6 18. CDRR157NP-471MC 2.0 △T (℃) 60 600 300 50 500 50 40 240 40 400 40 150 30 180 30 300 30 100 20 120 20 200 20 50 10 60 10 100 10 0 0 60 360 250 50 200 300 0 0.0 0.3 0.6 0.9 1.2 1.5 1.8 DC (A) μ L ( H) 900 19. CDRR157NP-681MC 0 0.0 △T (℃) μ L ( H) 0.4 0.8 DC (A) 1.2 20. CDRR157NP-102MC 1.6 △T (℃) 60 1200 750 50 1000 50 600 40 800 40 450 30 600 30 300 20 400 20 150 10 200 10 0 0 0.0 0.2 0.4 0.6 0.8 1.0 1.2 DC (A) 60 0 0 0.0 0.2 0.4 0.6 0.8 1.0 1.2 DC (A) 60 0 0 0.0 0.2 0.4 0.6 0.8 1.0 DC (A) Page 4 of 5 Revised: 7-Jan-14 SMD Power Inductor CDRR157 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