power inductors type: cdrh4d28 /e please refer to the sales offices on our website fo r a representative near you www.sumida.com 1/2 product description ? 5.0 5.0mm max.(l w), 3.0mm max. height. ? inductance range: 1.2 180 h. ? rated current range: 0.26 2.87a. ? custom design is available. feature ? magnetically shielded construction. ? storage temperature range: -40 +100 . ? operating temperature range: -40 +100 (including coils self temperature rise). ? ideally used in mobile phone,pda,mp3,hdd,dsc/dvc,no te book pc, etc as dc-dc converter inductors. ? rohs compliance. dimensions (mm) land pattern (mm) 4.70.3 4.5 4 . 7 0 . 3 1 . 5 4 . 5 6 . 9 m a x . 3.0 max. (2.8) electrode terminal 1 . 5 1 . 9 1 . 9 5.3
power inductors type: cdrh4d28 /e please refer to the sales offices on our website fo r a representative near you www.sumida.com 2/2 specification saturation current a 1 part name stamp inductance ( h) 100khz/1v d.c.r.( ) max.(typ.) (at 20 ) at 20 at 100 temperature rise current (a) 2 cdrh4d28enp-1r2n 1r2 1.230% 23.6m(17.5m) 3.00 2.75 2.87 cdrh4d28enp-1r8n 1r8 1.830% 27.5m(20.4m) 2.40 2.20 2.60 cdrh4d28enp-2r2n 2r2 2.230% 31.3m(23.2m) 2.25 2.05 2.33 cdrh4d28enp-2r7n 2r7 2.730% 43.3m(32.1m) 2.20 1.80 2.02 cdrh4d28enp-3r3n 3r3 3.330% 49.2m(36.4m) 2.16 1.70 1.80 cdrh4d28enp-3r9n 3r9 3.930% 64.8m(48.0m) 2.00 1.60 1.61 cdrh4d28enp-4r7n 4r7 4.730% 72.0m(53.3m) 1.84 1.52 1.46 cdrh4d28enp-5r6n 5r6 5.630% 100.9m(74.7m) 1.68 1.36 1.30 cdrh4d28enp-6r8n 6r8 6.830% 108.9m(80.7m) 1.52 1.21 1.22 cdrh4d28enp-8r2n 8r2 8.230% 117.5m(87.0m) 1.36 1.12 1.15 cdrh4d28enp-100n 100 1030% 128.3m(95.0m) 1.28 1.04 1.06 cdrh4d28enp-120n 120 1230% 131.6m(97.5m) 1.12 0.96 1.00 cdrh4d28enp-150n 150 1530% 149.0m(110.4m) 1.00 0.84 0.97 cdrh4d28enp-180n 180 1830% 166.0m(123.0m) 0.90 0.75 0.88 cdrh4d28enp-220n 220 2230% 235.0m(174.5m) 0.76 0.70 0.80 cdrh4d28enp-270n 270 2730% 261.0m(193.3m) 0.72 0.60 0.72 cdrh4d28enp-330n 330 3330% 331.3m(254.8m) 0.64 0.56 0.61 cdrh4d28enp-390n 390 3930% 383.7m(284.2m) 0.60 0.52 0.57 cdrh4d28enp-470n 470 4730% 587.0m(435.0m) 0.56 0.48 0.49 cdrh4d28enp-560n 560 5630% 624.5m(462.6m) 0.52 0.44 0.46 cdrh4d28enp-680n 680 6830% 699.0m(517.8m) 0.47 0.40 0.43 cdrh4d28enp-820n 820 8230% 914.8m(677.6m) 0.41 0.36 0.39 cdrh4d28enp-101n 101 10030% 1.02(765.8m) 0.39 0.31 0.34 cdrh4d28enp-121n 121 12030% 1.27(976.8m) 0.35 0.28 0.30 cdrh4d28enp-151n 151 15030% 1.35(1.08) 0.31 0.26 0.28 cdrh4d28enp-181n 181 18030% 1.54(1.23) 0.28 0.24 0.26 description of part name cdrh4d28enp-1r2n 1.saturation current: the dc current at which the inductance dec reases to 65% of its nominal value. 2 .temperature rise current: the dc current at which the temperature rise is t 40 .(ta 20 ) b box c carrier tape
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