page 1 of 4 revised: 19-dec-13 smd smd smd smd power inductor power inductor power inductor power inductor cdh38d16d/ld 3.80.15 4 . 0 0 . 1 1.70.1 3.5 1.0 3 . 0 description ? ferrite drum core construction. ? magnetically unshielded. ? l w h: 4.1 3.95 1.8mm max. ? product weight: 80mg(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. ? 13.0diameter reel ? 3000pcs per reel applications ? ideally used in mobilephone,pda,mp3,dsc/ dvc,hdd etc as dc-dc converter inductors. halogen free rohs dimension - [mm] land pattern and schematics - [mm] 3.8 0.8 1.5 3 . 2
page 2 of 4 revised: 19-dec-13 smd smd smd smd power inductor power inductor power inductor power inductor cdh38d16d/ld electrical characteristics 1. measuring condition: at 100khz. 2. saturation current: the value of d.c. current wh en the inductance decreases to 70% of its nominal v alue. 3. temperature rise current: the value of d.c. curr ent when the temperature rise is t 40 (ta 20 ). 0.64 0.34 0.42 540 20 33 20 u cdh38d16dldhf-330mc 0.78 0.42 0.52 340 20 22 20 s cdh38d16dldhf-220mc 1.02 0.50 0.64 250 20 15 20 q cdh38d16dldhf-150mc 1.26 0.60 0.76 157 20 10 20 n CDH38D16DLDHF-100MC 1.52 0.75 0.95 108 20 6.8 20 l cdh38d16dldhf-6r8mc 1.85 0.90 1.15 73 25 4.7 20 j cdh38d16dldhf-4r7mc 2.20 1.05 1.35 53 25 3.3 20 g cdh38d16dldhf-3r3mc 2.70 1.35 1.70 38 25 2.0 20 e cdh38d16dldhf-2r0mc 2.90 1.50 1.90 33 25 1.7 20 c cdh38d16dldhf-1r7mc 3.12 1.90 2.40 25 25 1.0 20 a cdh38d16dldhf-1r0mc (at 105 ) (at 20 ) temperature rise current ( ) 3 saturation current ? 2 d.c.r. (m ) [within] (at 20 ) inductance [ h] [within] 1 stamp part no.
page 3 of 4 revised: 19-dec-13 smd smd smd smd power inductor power inductor power inductor power inductor cdh38d16d/ld 0 6 12 18 24 30 36 0.0 0.2 0.4 0.6 0.8 0 10 20 30 40 50 60 0 4 8 12 16 20 24 0.0 0.2 0.4 0.6 0.8 0 10 20 30 40 50 60 0 3 6 9 12 15 18 0.0 0.2 0.4 0.6 0.8 1.0 1.2 0 10 20 30 40 50 60 0 2 4 6 8 10 12 0.0 0.3 0.6 0.9 1.2 1.5 0 10 20 30 40 50 60 0.0 1.5 3.0 4.5 6.0 7.5 9.0 0.0 0.4 0.8 1.2 1.6 0 10 20 30 40 50 60 0 1 2 3 4 5 6 0.0 0.4 0.8 1.2 1.6 2.0 0 10 20 30 40 50 60 0.0 0.8 1.6 2.4 3.2 4.0 4.8 0.0 0.4 0.8 1.2 1.6 2.0 2.4 0 10 20 30 40 50 60 0.0 0.4 0.8 1.2 1.6 2.0 2.4 0.0 0.5 1.0 1.5 2.0 2.5 3.0 0 10 20 30 40 50 60 0.0 0.3 0.6 0.9 1.2 1.5 1.8 0.0 0.5 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 0.6 1.2 1.8 2.4 3.0 3.6 0 10 20 30 40 50 60 saturation current & temperature rise graph 1. cdh38d16dldhf-1r0mc t ( ) l ( h) 2. cdh38d16dldhf-1r7mc t ( ) l ( h) 3. cdh38d16dldhf-2r0mc l ( h) dc (a) 5. cdh38d16dldhf-4r7mc t ( ) l ( h) 6. cdh38d16dldhf-6r8mc 7. CDH38D16DLDHF-100MC t ( ) l ( h) 8. cdh38d16dldhf-150mc t ( ) l ( h) dc (a) 4. cdh38d16dldhf-3r3mc t ( ) dc (a) dc (a) dc (a) dc (a) dc (a) t ( ) l ( h) t ( ) l ( h) 9. cdh38d16dldhf-220mc t ( ) l ( h) dc (a) dc (a) 10. cdh38d16dldhf-330mc t ( ) l ( h) dc (a) l (20 ) t l (105 )
page 4 of 4 revised: 19-dec-13 smd smd smd smd power inductor power inductor power inductor power inductor cdh38d16d/ld 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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