page 1 of 4 revised: 9-jul-11 smd smd smd smd power inductor power inductor power inductor power inductor cdh25d14 description ? ferrite drum core construction. ? magnetically unshielded. ? l w h: 2.6 2.1 x1.5 mm max. ? product weight: 0.03 g(ref.) ? moisture sensitivity level: 1 ? rohs compliance. ? halogen free available. environmental data ? operating temperature range: -40 ~+105 (including coils self temperature rise) ? storage temperature range: -40 +105 ? solder reflow temperature: 260 peak. packaging ? carrier tape and reel packaging applications ? ideally used in mobile phone,pda,mp3,dsc/ dvc,hdd,ets as dc-dc converter inductors. halogen free rohs dimension - [mm] land pattern and schematics - [mm] 2.500.10 2 . 0 0 0 . 1 0 1.5 max. 1 . 9 0.9 2.500.10 2 . 0 0 0 . 1 0 1.5 max. 1 . 9 0.9 0.85 0.85 0.8 2.00 1 2
page 2 of 4 revised: 9-jul-11 smd smd smd smd power inductor power inductor power inductor power inductor cdh25d14 electrical characteristics 1. saturation current: the value of d.c. current wh en the inductance decreases to 70% of its nominal v alue. 2. temperature rise current: the value of d.c. curr ent when the temperature rise is t 40 (ta 20 ). 0.13(0.27) 0.30(0.40) 0.40(0.50) 2.15(1.70) 33 20% r cdh25d14hf-330mc 0.27(0.32) 0.40(0.50) 0.50(0.60) 1.55(1.30) 22 20% q cdh25d14hf-220mc 0.35(0.40) 0.50(0.65) 0.60(0.75) 1.05(0.83) 15 20% p cdh25d14hf-150mc 0.40(0.50) 0.60(0.75) 0.75(0.95) 0.67(0.53) 10 20% n cdh25d14hf-100mc 0.55(0.60) 0.75(0.90) 0.90(1.15) 0.52(0.42) 6.8 20% m cdh25d14hf-6r8mc 0.65(0.75) 0.90(1.15) 1.10(1.40) 0.30(0.24) 4.7 20% l cdh25d14hf-4r7mc 0.75(0.90) 1.05(1.30) 1.30(1.60) 0.21(0.17) 3.3 20% k cdh25d14hf-3r3mc 0.95(1.10) 1.25(1.55) 1.50(1.90) 0.18(0.14) 2.2 20% j cdh25d14hf-2r2mc 1.15(1.30) 1.50(1.90) 1.85(2.30) 0.13(0.10) 1.5 30% g cdh25d14hf-1r5nc 1.45(1.65) 1.85(2.30) 2.25(2.80) 0.095(0.075) 1.0 30% f CDH25D14HF-1R0NC 1.50(1.70) 2.10(2.60) 2.50(3.10) 0.085(0.070) 0.82 30% e cdh25d14hf-r82nc 1.55(1.80) 2.20(2.75) 2.70(3.40) 0.075(0.060) 0.68 30% d cdh25d14hf-r68nc 1.70(1.95) 2.55(3.20) 3.05(3.80) 0.065(0.055) 0.47 30% c cdh25d14hf-r47nc 1.90(2.20) 2.85(3.55) 3.40(4.25) 0.060(0.045) 0.33 30% b cdh25d14hf-r33nc 2.20(2.50) 3.30(4.10) 4.15(5.20) 0.050(0.035) 0.24 30% a cdh25d14hf-r24nc (at 105 ) (at 20 ) temperature rise current (a) 2 saturation current (a) 1 d.c.r.( ) [max.] (typ.) (at 20 ) inductance [ h] 1mhz stamp part name
page 3 of 4 revised: 9-jul-11 smd smd smd smd power inductor power inductor power inductor power inductor cdh25d14 0.00 0.08 0.16 0.24 0.32 0.40 0.48 0.0 0.8 1.6 2.4 3.2 4.0 4.8 0 10 20 30 40 50 60 0.00 0.05 0.10 0.15 0.20 0.25 0.30 0 1 2 3 4 5 6 0 10 20 30 40 50 60 0 2 4 6 8 10 12 0.0 0.2 0.4 0.6 0.8 1.0 0 10 20 30 40 50 60 0.0 1.5 3.0 4.5 6.0 7.5 9.0 0.0 0.2 0.4 0.6 0.8 1.0 1.2 0 10 20 30 40 50 60 0.0 0.8 1.6 2.4 3.2 4.0 4.8 0.0 0.3 0.6 0.9 1.2 1.5 0 10 20 30 40 50 60 0.0 0.6 1.2 1.8 2.4 3.0 3.6 0.0 0.4 0.8 1.2 1.6 0 10 20 30 40 50 60 0.0 0.5 1.0 1.5 2.0 2.5 3.0 0.0 0.4 0.8 1.2 1.6 2.0 0 10 20 30 40 50 60 0.0 0.3 0.6 0.9 1.2 1.5 1.8 0.0 0.4 0.8 1.2 1.6 2.0 2.4 0 10 20 30 40 50 60 0.0 0.2 0.4 0.6 0.8 1.0 1.2 0.0 0.5 1.0 1.5 2.0 2.5 3.0 0 10 20 30 40 50 60 0.0 0.2 0.4 0.6 0.8 1.0 1.2 0.0 0.8 1.6 2.4 3.2 0 10 20 30 40 50 60 0.0 0.2 0.4 0.6 0.8 1.0 1.2 0.0 0.6 1.2 1.8 2.4 3.0 3.6 0 10 20 30 40 50 60 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0 1 2 3 4 0 10 20 30 40 50 60 saturation current & temperature rise graph 1. cdh25d14hf-r24nc t ( ) l ( h) 2. cdh25d14hf-r33nc t ( ) l ( h) 3. cdh25d14hf-r47nc l ( h) dc (a) 5. cdh25d14hf-r82nc t ( ) l ( h) 6. CDH25D14HF-1R0NC dc (a) 7. cdh25d14hf-1r5nc t ( ) l ( h) 8. cdh25d14hf-2r2mc t ( ) l ( h) dc (a) 9. cdh25d14hf-3r3mc dc (a) 4. cdh25d14hf-r68nc t ( ) dc (a) dc (a) 10. cdh25d14hf-4r7mc t ( ) l ( h) dc (a) 11. cdh25d14hf-6r8mc t ( ) l ( h) dc (a) 12. cdh25d14hf-100mc dc (a) dc (a) dc (a) dc (a) t ( ) l ( h) t ( ) l ( h) t ( ) l ( h) t ( ) l ( h) l (20 ) t l (105 )
page 4 of 4 revised: 9-jul-11 smd smd smd smd power inductor power inductor power inductor power inductor cdh25d14 0 6 12 18 24 30 36 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0 10 20 30 40 50 60 0 4 8 12 16 20 24 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0 10 20 30 40 50 60 0 3 6 9 12 15 18 0.0 0.2 0.4 0.6 0.8 0 10 20 30 40 50 60 solder reflow condition 170 10 ,60~120s 40s 230 245 peak heat endurance temperature chart 300 60 120 180 240 0 0 100 150 200 250 300 50 10 t () t (s) 60 260 230 0 100 150 200 250 300 50 t () 300 120 180 240 0 t (s) 60 neumarkt obernzell chicago tel.+49-9181-4509-110 fax. +49-9181-4509-310 infocomp@eu.sumida.com tel.+49-8591-937-0 fax. +49-8591-937-103 contact@sumida-eu.com tel.+1-847-545-6700 fax. +1-847-545-6720 sales@us.sumida.com taipei shenzhen shanghai hong kong tel.+1-408-3219660 fax.+1-408-321-9308 sales@us.sumida.com tel.+65-6296-3388 fax.+65-6296-3390 sales@sg.sumida.com tel.+82-2-6237-0777 fax.+82-2-6237-0778 sales@kr.sumida.com tel.+81-3-5202-7112 fax.+81-3-5202-7105 sales@jp.sumida.com san jose singapore seoul tokyo please refer to the sales offices on our website - http://www.sumida.com tel.+886-2-8751-2737 fax.+886-2-8751-2738 sales@tw.sumida.com tel.+86-755-8291-0228 fax.+86-755-8291-0338 shenzhen.sales@cn.sumida.com tel.+86-021-5836-3299 fax.+86-021-5836-3266 shanghai.sales@cn.sumida.com tel.+852-2880-6688 fax.+852-2565-9600 sales@hk.sumida.com saturation current & temperature rise graph l (20 ) t l (105 ) 13. cdh25d14hf-150mc t ( ) l ( h) dc (a) 14. cdh25d14hf-220mc t ( ) l ( h) dc (a) 15. cdh25d14hf-330mc dc (a) t ( ) l ( h)
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