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| page 1 of 3 revised: 26-jul-11 smd smd smd smd power inductor power inductor power inductor power inductor cdh20d08 description ? ferrite drum core construction. ? magnetically unshielded. ? l w h: 2.2 2.2 x0.9 mm max. ? product weight: 10.5mg(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 smart phone and other portable devices. halogen free rohs dimension - [mm] land pattern and schematics - [mm] 2.00.2 2 . 0 0 . 2 0.9 max. 0.55 0.70 0.55 2 . 0 0 . 6 0 0 . 7 5 0 . 7 5 0.29 0.45 (0.56) 1.215 (1.012) 8.2 20% k cdh20d08hf-8r2mc 0.35 0.50 (0.63) 1.011 (808m) 6.8 20% j cdh20d08hf-6r8mc 0.44 0.61 (0.76) 700m (560m) 4.7 20% g cdh20d08hf-4r7mc 0.46 0.67 (0.84) 585m (468m) 3.3 20% f cdh20d08hf-3r3mc 0.61 0.80 (1.00) 368m (295m) 2.2 20% e cdh20d08hf-2r2mc 0.66 0.94 (1.18) 275m (220m) 1.5 30% d cdh20d08hf-1r5nc 0.78 1.15 (1.44) 182m (146m) 1.0 30% c CDH20D08HF-1R0NC 1.15 1.48 (1.85) 134m (107m) 0.68 30% b cdh20d08hf-r68nc 1.44 1.89 (2.36) 85m (67m) 0.47 30% a cdh20d08hf-r47nc temperature rise current ( ) 2 saturation current (a) 1 (at20 ) d.c.r.( ) [max.] (at 20 ) inductance [ h] 1mhz stamp part name 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 ). electrical characteristics
page 2 of 3 revised: 26-jul-11 smd smd smd smd power inductor power inductor power inductor power inductor cdh20d08 0.0 1.0 2.0 3.0 4.0 5.0 6.0 0.0 0.2 0.4 0.6 0.8 0 10 20 30 40 50 60 0.0 0.2 0.4 0.6 0.8 1.0 1.2 0.0 0.4 0.8 1.2 1.6 2.0 0 10 20 30 40 50 60 0.0 1.5 3.0 4.5 6.0 7.5 9.0 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0 10 20 30 40 50 60 0.0 1.5 3.0 4.5 6.0 7.5 9.0 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0 10 20 30 40 50 60 0.0 0.8 1.6 2.4 3.2 4.0 4.8 0.0 0.2 0.4 0.6 0.8 1.0 0 10 20 30 40 50 60 0.0 0.5 1.0 1.5 2.0 2.5 3.0 0.0 0.2 0.4 0.6 0.8 1.0 0 10 20 30 40 50 60 0.0 0.4 0.8 1.2 1.6 2.0 2.4 0.0 0.2 0.4 0.6 0.8 1.0 1.2 0 10 20 30 40 50 60 0.0 0.3 0.6 0.9 1.2 1.5 1.8 0.0 0.3 0.6 0.9 1.2 1.5 0 10 20 30 40 50 60 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.0 0.4 0.8 1.2 1.6 2.0 2.4 0 10 20 30 40 50 60 saturation current & temperature rise graph 1. cdh20d08hf-r47nc t ( ) l ( h) 2. cdh20d08hf-r68nc t ( ) l ( h) 3. CDH20D08HF-1R0NC l ( h) dc (a) 5. cdh20d08hf-2r2mc t ( ) l ( h) 6. cdh20d08hf-3r3mc dc (a) 7. cdh20d08hf-4r7mc t ( ) l ( h) 8. cdh20d08hf-6r8mc t ( ) l ( h) dc (a) 9. cdh20d08hf-8r2mc dc (a) 4. cdh20d08hf-1r5nc t ( ) dc (a) dc (a) dc (a) dc (a) dc (a) t ( ) l ( h) t ( ) l ( h) t ( ) l ( h) l (20 ) t page 3 of 3 revised: 26-jul-11 smd smd smd smd power inductor power inductor power inductor power inductor cdh20d08 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 |
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