page 1 of 5 revised: 10-dec-13 smd smd smd smd power inductor power inductor power inductor power inductor cd73 description ? ferrite drum core construction. ? magnetically unshielded. ? l w h: 8.1 7.3 4.0mm max. ? product weight:0.5g(ref.) ? moisture sensitivity level: 1 ? rohs compliance. ? halogen free available. environmental data ? operating temperature range: -30 +100 (including coils self temperature rise) ? storage temperature range: -30 +100 ? solder reflow temperature: 260 peak. packaging ? carrier tape and reel packaging. ? 12.9diameter reel ? 1000pcs per reel applications ? ideally used in pda,mp3,dsc/dvc,hdd, portable dvd, etc as dc-dc converter inductors. rohs dimension - [mm] land pattern and schematics - [mm] 7.00.3 3.50.5 7.0 7 . 8 7 . 8 0 . 3 2 . 1 part of electrode part of solder resist printing 7 .5 r 1.0 2 . 0 8 . 0 halogen free
page 2 of 5 revised: 10-dec-13 smd smd smd smd power inductor power inductor power inductor power inductor cd73 electrical characteristics 1: inductance measuring frequency: 10 h 82 h at 2.52 mhz. 100 h 330 h at1 khz. 2: rated current: the dc current at which the induc tance decreases to 90 % of its initial value or whe n t 40 , whichever is lower (ta=20 ). 0.28 1495(1196) 330 10% 331k cd73np-331kc 0.29 1306(1045) 270 10% 271k cd73np-271kc 0.31 1200(923) 220 10% 221k cd73np-221kc 0.36 1022(786) 180 10% 181k cd73np-181kc 0.40 755(581) 150 10% 151k cd73np-151kc 0.49 536(412) 120 10% 121k cd73np-121kc 0.51 481(370) 100 10% 101k CD73NP-101KC 0.54 406(312) 82 10% 820k cd73np-820kc 0.59 332(255) 68 10% 680k cd73np-680kc 0.64 282(217) 56 10% 560k cd73np-560kc 0.68 252(194) 47 20% 470m cd73np-470mc 0.74 217(167) 39 20% 390m cd73np-390mc 0.85 170(131) 33 20% 330m cd73np-330mc 0.94 153(118) 27 20% 270m cd73np-270mc 1.07 129(99.2) 22 20% 220m cd73np-220mc 1.12 111(85.0) 18 20% 180m cd73np-180mc 1.24 104(80.3) 15 20% 150m cd73np-150mc 1.39 89.7(69.0) 12 20% 120m cd73np-120mc 1.44 80.3(61.8) 10 20% 100m cd73np-100mc rated current (a) 2 d.c.r. (m ) [max.] (typ.) (at 20 ) inductance ( h) [ within ] 1 stamp part name
page 3 of 5 revised: 10-dec-13 smd smd smd smd power inductor power inductor power inductor power inductor cd73 0 20 40 60 80 100 120 0.0 0.2 0.4 0.6 0.8 1.0 1.2 0 10 20 30 40 50 60 0 15 30 45 60 75 90 0.0 0.3 0.6 0.9 1.2 1.5 0 10 20 30 40 50 60 0 15 30 45 60 75 90 0.0 0.3 0.6 0.9 1.2 1.5 0 10 20 30 40 50 60 0 10 20 30 40 50 60 0.0 0.4 0.8 1.2 1.6 0 10 20 30 40 50 60 0 8 16 24 32 40 48 0.0 0.3 0.6 0.9 1.2 1.5 1.8 0 10 20 30 40 50 60 0 6 12 18 24 30 36 0.0 0.4 0.8 1.2 1.6 2.0 0 10 20 30 40 50 60 0 5 10 15 20 25 30 0.0 0.4 0.8 1.2 1.6 2.0 0 10 20 30 40 50 60 0 5 10 15 20 25 30 0.0 0.4 0.8 1.2 1.6 2.0 0 10 20 30 40 50 60 0 4 8 12 16 20 24 0.0 0.5 1.0 1.5 2.0 2.5 0 10 20 30 40 50 60 0 3 6 9 12 15 18 0.0 0.5 1.0 1.5 2.0 2.5 0 10 20 30 40 50 60 0 3 6 9 12 15 18 0.0 0.5 1.0 1.5 2.0 2.5 0 10 20 30 40 50 60 0 2 4 6 8 10 12 0.0 0.5 1.0 1.5 2.0 2.5 3.0 0 10 20 30 40 50 60 1. cd73np-100mc t ( ) l ( h) 2. cd73np-120mc t ( ) l ( h) 3. cd73np-150mc l ( h) dc (a) 5. cd73np-220mc t ( ) l ( h) 6. cd73np-270mc dc (a) 4. cd73np-180mc t ( ) dc (a) dc (a) dc (a) dc (a) t ( ) l ( h) t ( ) l ( h) saturation current & temperature rise graph 7. cd73np-330mc t ( ) l ( h) 8. cd73np-390mc t ( ) l ( h) dc (a) 9. cd73np-470mc dc (a) dc (a) 10. cd73np-560kc t ( ) l ( h) dc (a) 11. cd73np-680kc t ( ) l ( h) dc (a) t ( ) l ( h) l (25 ) t l (105 ) 12. cd73np-820kc t ( ) l ( h) dc (a)
page 4 of 5 revised: 10-dec-13 smd smd smd smd power inductor power inductor power inductor power inductor cd73 0 60 120 180 240 300 360 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0 10 20 30 40 50 60 0 50 100 150 200 250 300 0.0 0.2 0.4 0.6 0.8 0 10 20 30 40 50 60 0 50 100 150 200 250 300 0.0 0.2 0.4 0.6 0.8 0 10 20 30 40 50 60 0 40 80 120 160 200 240 0.0 0.2 0.4 0.6 0.8 0 10 20 30 40 50 60 0 30 60 90 120 150 180 0.0 0.2 0.4 0.6 0.8 1.0 0 10 20 30 40 50 60 0 20 40 60 80 100 120 0.0 0.2 0.4 0.6 0.8 1.0 1.2 0 10 20 30 40 50 60 0 20 40 60 80 100 120 0.0 0.2 0.4 0.6 0.8 1.0 1.2 0 10 20 30 40 50 60 13. CD73NP-101KC t ( ) l ( h) 14. cd73np-121kc t ( ) l ( h) 15. cd73np-151kc l ( h) dc (a) 17. cd73np-221kc t ( ) l ( h) 18. cd73np-271kc dc (a) 16. cd73np-181kc t ( ) dc (a) dc (a) dc (a) dc (a) t ( ) l ( h) t ( ) l ( h) saturation current & temperature rise graph 19. cd73np-331kc t ( ) l ( h) dc (a) l (25 ) t l (105 )
page 5 of 5 revised: 10-dec-13 smd smd smd smd power inductor power inductor power inductor power inductor cd73 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@eu.sumida.com tel.+1-847-545-6700 fax. +1-847-545-6720 sales@us.sumida.com taipei shenzhen shanghai hong kong tel.+1-408-321-9660 fax.+1-408-321-9308 sales@us.sumida.com tel.+65-6296-3388 fax.+65-6841-4426 sales@sg.sumida.com tel.+82-2-6237-0777 fax.+82-2-6237-0778 sales@kr.sumida.com tel.+81-48-691-7300 fax.+81-48-691-7340 sales@jp.sumida.com san jose singapore seoul saitama(japan) 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.+86-21-5836-3299 fax.+86-21-5836-3266 shanghai.sales@cn.sumida.com tel.+852-2880-6781 fax.+852-2565-9600 sales@hk.sumida.com
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