SMD Power Inductor CDC90D48 Description • Ferrite drum core construction. • Magnetically unshielded. • L W H: 9.7 9.3 5.0 mm Max. • Product weight:1.1 g(Ref.) • Moisture Sensitivity Level: 1 • RoHS compliance. RoHS × × × × Environmental Data • Operating temperature range: -40 +105 (including coil’s self temperature rise) • Storage temperature range: -40 +105 • Solder reflow temperature: 260 peak. ℃～ ℃ ℃～ ℃ ℃ Dimension - [mm] Packaging • Carrier tape and reel packaging. • 13.0”diameter reel • 500pcs per reel Land pattern and Schematics - [mm] Applications • Ideally used in smoke alarm as DC-DC inverter inductors. Electrical Characteristics Part No. Stamp Inductance [mH] ［Within］ ※1 CDC90D48NP-103MC 103M 10±20% 38.2(31.8) 120 78 CDC90D48NP-123MC 123M 12±20% 52.1(43.3) 104 68 CDC90D48NP-153MC 153M 15±20% 62.0(51.6) 97 59 CDC90D48NP-183MC 183M 18±20% 86.1(71.6) 86 42 CDC90D48NP-223MC 223M 22±20% 99.4(82.8) 56 31 D.C.R.(Ω) [Max.] (Typ.) (at 25℃) Saturation current (mＡ) ※2 (at 20℃) Temperature rise current (mA) ※3 ※1. Inductance measuring condition: at 100kHz. ※2. Saturation current: The value of DC current when the inductance is over 90% of the initial value. ※3. Temperature rise current: The actual value of DC current when the temperature rise is △T＝40℃(Ta＝20℃). Page 1 of 2 Revised: 18-Jan-13 SMD Power Inductor CDC90D48 Saturation Current & Temperature Rise Graph ℃ △T L (20 ) μ 1. CDC90D48NP-103MC L ( H) 12000 △T (℃) μ 60 2. CDC90D48NP-123MC L ( H) 18000 10000 50 8000 △T (℃) μ △T (℃) 60 3. CDC90D48NP-153MC L ( H) 18000 15000 50 15000 50 40 12000 40 12000 40 6000 30 9000 30 9000 30 4000 20 6000 20 6000 20 2000 10 3000 10 3000 10 0 0 0 0.00 0.05 0.10 DC (A) 0.15 μ 4. CDC90D48NP-183MC L ( H) 24000 0 0.00 0.20 0.05 0.10 0.15 0.20 μ 20000 50 20000 50 16000 40 16000 40 12000 30 12000 30 8000 20 8000 20 4000 10 4000 10 0 0.03 0.06 0.09 0.00 0.04 0.12 0.16 60 0 0.12 0.08 △T (℃) 60 0.00 0 DC (A) 5. CDC90D48NP-223MC L ( H) 24000 0 0 DC (A) △T (℃) 60 0 0.00 0.03 DC (A) 0.06 0.09 0.12 DC (A) 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.+852-2880-6688 FAX.+852-2565-9600 [email protected] Tel.+86-021-5836-3299 FAX.+86-021-5836-3266 [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] Tokyo Seoul Singapore San Jose Tel.+81-3-5202-7112 FAX.+81-3-5202-7105 [email protected] Tel.+82-2-6237-0777 FAX.+82-2-6237-0778 [email protected] Tel.+65-6296-3388 FAX.+65-6296-3390 [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 2 of 2 DC (A) Revised: 18-Jan-13