SMD Power Inductor CDEP85 Description • Ferrite core construction. • Magnetically shielded. • L W H: 8.4 8.4 5.5 mm Max. • Product weight:1.2 g(Ref.) • Moisture Sensitivity Level: 1 • RoHS compliance. RoHS × × Halogen Free Environmental Data • Operating temperature range: -40 +125 (including coil’s self temperature rise) • Storage temperature range: -40 +125 • Solder reflow temperature: 260 peak. ℃～ ℃ ℃～ ℃ ℃ Dimension - [mm] 8.0 ±0.4 5.5 Max. ② 2.2 2.8 1 . 0 ± 4 . 1 1 . 0 ± 2 0. . 2 0 ± 1 . 6 0 . 4 ± 0 . 2 4 . 0 ± 0 . 8 Packaging • Carrier tape and reel packaging. • 13.0”diameter reel • 1000pcs per reel ③ ① Applications • Ideally used in portable computer CPU power supply. Land pattern and Schematics - [mm] 0 . 2 ② 1 2 . . 2 7 2.8 × × ③ ① 2.2 9.0 Electrical Characteristics Electrical characteristics - Low D.C.R. Type Part No. Stamp CDEP85NP-R5ØMC-125 R50ML CDEP85NP-1R1MC-125 1R1ML CDEP85NP-2RØMC-125 2R0ML CDEP85NP-3R1MC-125 3R1ML CDEP85NP-4R5MC-125 4R5ML CDEP85NP-6R1MC-125 6R1ML CDEP85NP-8RØMC-125 8R0ML CDEP85NP-1ØØMC-125 100ML ［ Ω D.C.R. (m )[Max.] (at20 ) ※ Inductance Within] 1 μH±20% 1.1μH±20% 2.0μH±20% 3.1μH±20% 4.5μH±20% 6.1μH±20% 8.0μH±20% 10.0μH±20% 0.5 ℃ ※ Saturation current (A) 2 ℃) (at 20 ℃) (at105 Temperature Rise Current (A) 3 ※ 2.5(2.1) 12.0(15.0) 10.4(13.0) 18.0 3.4(2.8) 7.8(9.8) 6.8(8.5) 17.0 4.8(4.0) 5.3(6.6) 4.7(5.9) 13.5 7.0(5.9) 4.4(5.5) 3.7(4.6) 10.8 8.1(6.8) 3.6(4.5) 3.2(4.0) 9.7 9.8(8.2) 3.4(4.2) 2.9(3.6) 8.3 11.7(9.8) 2.9(3.6) 2.6(3.2) 7.5 15.1(12.6) 2.6(3.2) 2.2(2.8) 6.5 Page 1 of 5 Revised: 10-Dec-13 SMD Power Inductor CDEP85 Electrical characteristics - Standard Type Part No. Stamp CDEP85NP-R35MC-88 R35MS CDEP85NP-R8ØMC-88 R80MS CDEP85NP-1R4MC-88 1R4MS CDEP85NP-2R2MC-88 2R2MS CDEP85NP-3R2MC-88 3R2MS CDEP85NP-4R3MC-88 4R3MS CDEP85NP-5R6MC-88 5R6MS CDEP85NP-7R1MC-88 7R1MS Inductance Within 1 ［ ］ ※ 0.35μH±20％ 0.8μH±20％ 1.4μH±20％ 2.2μH±20％ 3.2μH±20％ 4.3μH±20％ 5.6μH±20％ 7.1μH±20％ Ω ℃ D.C.R.(m ) [Max.] (at 20 ) Saturation current (A) 2 ℃) (at 20 ※ ℃) (at105 Temperature Rise current (A) 3 ※ 2.5(2.1) 18.4(23.0) 15.2(19.0) 18.0 3.4(2.8) 11.4(14.2) 10.0(12.5) 17.0 4.8(4.0) 8.8(11.0) 7.6(9.5) 13.5 7.0(5.9) 7.0(8.7) 5.8(7.3) 10.8 8.1(6.8) 5.8(7.2) 5.0(6.2) 9.7 9.8(8.2) 5.0(6.2) 4.1(5.1) 8.3 11.7(9.8) 4.3(5.4) 3.6(4.5) 7.5 15.1(12.6) 3.8(4.8) 3.3(4.1) 6.5 Electrical characteristics - High Power Type Part No. Stamp CDEP85NP-R2ØMC-5Ø R20MH CDEP85NP-R45MC-5Ø R45MH CDEP85NP-R8ØMC-5Ø R80MH CDEP85NP-1R2MC-5Ø 1R2MH CDEP85NP-1R8MC-5Ø 1R8MH CDEP85NP-2R4MC-5Ø 2R4MH CDEP85NP-3R2MC-5Ø 3R2MH CDEP85NP-4RØMC-5Ø 4R0MH Inductance Within 1 ［ ］ ※ 0.2μH±20％ 0.45μH±20％ 0.8μH±20％ 1.2μH±20％ 1.8μH±20％ 2.4μH±20％ 3.2μH±20％ 4.0μH±20％ Ω ℃ D.C.R.(m ) [Max.] (at 20 ) Saturation current 2 （Ａ）※ (at 20℃) (at105℃) Temperature Rise current 3 （Ａ）※ 2.5(2.1) 32.0(40.0) 26.0(32.5) 18.0 3.4(2.8) 22.0(27.5) 18.0(22.5) 17.0 4.8(4.0) 16.0(20.0) 13.2(16.5) 13.5 7.0(5.9) 12.8(16.0) 10.6(13.2) 10.8 8.1(6.8) 10.8(13.5) 8.8(11.0) 9.7 9.8(8.2) 9.3(11.6) 7.7(9.6) 8.3 11.7(9.8) 8.0(10.0) 6.5(8.1) 7.5 15.1(12.6) 7.2(9.0) 5.9(7.4) 6.5 ※1. Measuring condition: at 100 kHz. ※2. Saturation current: The value of D.C. current when the inductance decreases to 75% 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: 10-Dec-13 SMD Power Inductor CDEP85 Saturation Current & Temperature Rise Graph ℃ L (20 ) μ L ( H) ℃ △T L (105 ) 1. CDEP85NP-R20MC-50 0.30 △T (℃) μ L ( H) 60 0.6 0.25 50 0.20 2. CDEP85NP-R45MC-50 △T (℃) μ L ( H) 3. CDEP85NP-R80MC-50 △T (℃) 60 1.2 0.5 50 1.0 50 40 0.4 40 0.8 40 0.15 30 0.3 30 0.6 30 0.10 20 0.2 20 0.4 20 0.05 10 0.1 10 0.2 10 0 0.0 0 0.0 0.00 0 μ L ( H) 8 16 24 32 DC (A) 40 4. CDEP85NP-1R2MC-50 1.8 48 0 △T (℃) μ L ( H) 60 2.4 1.5 50 1.2 8 16 DC (A) 24 5. CDEP85NP-1R8MC-50 32 60 0 0 △T (℃) μ L ( H) 4 8 12 16 DC (A) 20 6. CDEP85NP-2R4MC-50 24 △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 μ L ( H) 4 8 12 DC (A) 16 7. CDEP85NP-3R2MC-50 3.6 20 0 △T (℃) μ L ( H) 60 4.8 3.0 50 2.4 4 8 DC (A) 12 8. CDEP85NP-4R0MC-50 16 60 0 0 △T (℃) μ L ( H) 3 6 9 DC (A) 12 9. CDEP85NP-R35MC-88 15 △T (℃) 60 0.6 4.0 50 0.5 50 40 3.2 40 0.4 40 1.8 30 2.4 30 0.3 30 1.2 20 1.6 20 0.2 20 0.6 10 0.8 10 0.1 10 0 0.0 0 0.0 0.0 0 μ L ( H) 2 4 6 8 DC (A) 10 12 0 △T (℃) 10. CDEP85NP-R80MC-88 1.2 μ L ( H) 60 1.8 1.0 50 0.8 2 4 6 DC (A) 8 11. CDEP85NP-1R4MC-88 10 60 0 0 △T (℃) μ L ( H) 5 10 15 20 DC (A) 25 30 △T (℃) 12. CDEP85NP-2R2MC-88 60 2.4 1.5 50 2.0 50 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 3 6 9 DC (A) 12 15 18 0 3 6 9 DC (A) Page 3 of 5 12 15 60 0 2 4 6 8 DC (A) 10 Revised: 10-Dec-13 12 SMD Power Inductor CDEP85 Saturation Current & Temperature Rise Graph ℃ L (20 ) μ L ( H) ℃ △T L (105 ) 13. CDEP85NP-3R2MC-88 3.6 △T (℃) μ L ( H) 60 4.8 3.0 50 2.4 14. CDEP85NP-4R3MC-88 △T (℃) μ L ( H) 15. CDEP85NP-5R6MC-88 △T (℃) 60 6 4.0 50 5 50 40 3.2 40 4 40 1.8 30 2.4 30 3 30 1.2 20 1.6 20 2 20 0.6 10 0.8 10 1 10 0 0.0 0 0 0.0 0 μ L ( H) 12 2 4 6 DC (A) 8 16. CDEP85NP-7R1MC-88 10 0 △T (℃) μ L ( H) 60 0.6 10 50 8 2 4 6 DC (A) 8 60 0 10 0 △T (℃) 17. CDEP85NP-R50MC-125 2 μ L ( H) 4 DC (A) 6 8 △T (℃) 18. CDEP85NP-1R1MC-125 60 1.2 0.5 50 1.0 50 40 0.4 40 0.8 40 6 30 0.3 30 0.6 30 4 20 0.2 20 0.4 20 2 10 0.1 10 0.2 10 0 0 0.0 0 0.0 0 0 μ L ( H) 2 4 DC (A) 6 8 0 △T (℃) 19. CDEP85NP-2R0MC-125 2.4 μ L ( H) 4 8 12 DC (A) 16 20. CDEP85NP-3R1MC-125 20 60 0 △T (℃) 6 9 12 DC (A) 15 18 △T (℃) 21. CDEP85NP-4R5MC-125 60 3.6 2.0 50 3.0 50 5 50 1.6 40 2.4 40 4 40 1.2 30 1.8 30 3 30 0.8 20 1.2 20 2 20 0.4 10 0.6 10 1 10 0 0.0 0 0 0.0 0 μ L ( H) 3 6 9 DC (A) 12 15 0 △T (℃) 22. CDEP85NP-6R1MC-125 9.0 60 μ L ( H) 3 μ L ( H) 60 12 7.5 50 6.0 2 4 6 8 DC (A) 10 6 12 60 0 0 △T (℃) 23. CDEP85NP-8ROMC-125 μ L ( H) 2 4 6 DC (A) 8 10 △T (℃) 24. CDEP85NP-100MC-125 60 12 10 50 10 50 40 8 40 8 40 4.5 30 6 30 6 30 3.0 20 4 20 4 20 1.5 10 2 10 2 10 0.0 0 0 0 0 0 0 2 4 6 DC (A) 8 10 0 2 4 DC (A) Page 4 of 5 6 8 60 0 2 4 DC (A) 6 Revised: 10-Dec-13 8 SMD Power Inductor CDEP85 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: 10-Dec-13