power inductor & 2 in 1 transformer < smd type: cls series> type: cls6d28 please refer to the sales offices on our website for a representative near you www.sumida.com 1/4 ?? description ?e 4 terminal pins? type gives a flexible design as inductors or transformers. ?e can also be used as a coupled inductor, two single inductors connected in parallel, as 1:1 transformer or as an autotransformer when connected in series. ?e core material: ferrite. ?e custom design is available. ?? feature ?e max. operating frequency: 1mhz. ?e 2 in 1 coils for high efficiency up-down dc-dc converters.(sepic, zeta, cuk converter). ?e storage temperature range: -40 ?? ~+105 ?? . ?e operating temperature range: -40 ?? ~+105 ?? (including coil?s self-heat). ?e product weight: 520mg(ref.). ?e ideally used in the power supply for dsc note pc dvc and w-led backlighting. ?e rohs compliance. ?? dimensions (mm) ?? schematics (bottom) ?? land pattern (mm) ? ? indicates polarity. s s 1 2 3 4 2.7 6.7?}0.3 6.7?}0.3 5.5?}0.3 2.5 8.3 max. 6.6?}0.3 3.6?}0.3 electrode ?}0.3 ?}0.3 32 1 4 2.8 2.1 1.9 2.3
power inductor & 2 in 1 transformer < smd type: cls series> type: cls6d28 please refer to the sales offices on our website for a representative near you www.sumida.com 2/4 ?? specification saturation current ? a ? ? 2 temperature rise current (a) ? 3 d.c.r. [max.] ( ?|? ) (at 20 ?? ) ? 1 in parallel in series part no. stamp inductance ? within y (2-1) (4-3) at 20 ?? at 100 ?? at 20 ?? at 100 ?? in parallel in series cls6d28np-1r2n ?? 1r2 1.2h35% 21(16) 25(19) 4.00 3.00 2.00 1.40 4.40 2.40 cls6d28np-1r8n ?? 1r8 1.8h35% 26(20) 31(24) 3.30 2.50 1.60 1.20 4.00 2.20 cls6d28np-2r5n ?? 2r5 2.5h30% 31(24) 36(28) 2.70 2.10 1.35 1.00 3.60 2.00 cls6d28np-3r3n ?? 3r3 3.3h30% 35(27) 46(35) 2.40 1.80 1.20 0.90 3.20 1.60 cls6d28np-4r7n ?? 4r7 4.7h30% 47(36) 63(48) 2.10 1.60 1.05 0.80 2.40 1.20 cls6d28np-6r8n ?? 6r8 6.8h30% 78(60) 98(75) 1.70 1.30 0.85 0.70 2.00 0.95 cls6d28np-1??n ?? 100 10h30% 100(75) 125(95) 1.44 1.05 0.72 0.55 1.80 0.85 cls6d28np-15?n ?? 150 15h30% 145(110) 180(140) 1.15 0.90 0.58 0.45 1.40 0.70 cls6d28np-22?n ?? 220 22h30% 275(210) 340(260) 0.92 0.65 0.45 0.36 1.10 0.52 cls6d28np-33?n ?? 330 33h30% 340(260) 430(330) 0.75 0.54 0.38 0.28 0.95 0.42 cls6d28np-47?n ?? 470 47h30% 545(420) 690(530) 0.63 0.44 0.32 0.24 0.80 0.36 cls6d28np-68?n ?? 680 68h30% 650(500) 845(650) 0.53 0.38 0.27 0.20 0.72 0.32 cls6d28np-1?1n ?? 101 100h30% 1090(840) 1375(1060) 0.44 0.32 0.22 0.18 0.60 0.27 cls6d28np-121n ?? 121 120h30% 1200(930) 1500(1200) 0.40 0.28 0.19 0.15 0.54 0.24 ? description of part name cls6d28np -1r2n ?? ? 1. ( ) typical value. ? 2. saturation current: the dc current at which the i nductance decreases to 90% of it?s nominal value. ? 3.temperature rise current: the dc current at which the temperature rise is ? t ? 40 ?? .(ta ? 20 ?? ). ?? typical sepic schematic b box c carrier tape vin v out l1 l2 c1 c2 d
power inductor & 2 in 1 transformer < smd type: cls series> type: cls6d28 please refer to the sales offices on our website for a representative near you www.sumida.com 3/4 ?? typical l vs current parallel mode l vs idc ( at 20 ?? ) ( ref. ? 1 10 100 1,000 00110 ?? ) ??? dc ? a ? 10 2.5 1.8 3.3 1.2 4.7 0.1 0.01 6.8 15 22 33 47 68 100 120 series mode l vs idc ( at 20 ?? ) ( ref. ? 1 10 100 1,000 00110 ?? ) ??? dc ? a ? 10 2.5 1.8 3.3 1.2 4.7 0.1 0.01 6.8 15 22 33 47 68 100 120
power inductor & 2 in 1 transformer < smd type: cls series> type: cls6d28 please refer to the sales offices on our website for a representative near you www.sumida.com 4/4 ?? recommendation reflow condition ?? packaging with embossed tape and reel qty.: 1500pcs/reel 300 0 0 100 150 200 250 300 50 t( ?? ) t(s) 60 120 180 240 170 ? 10 ?? ? 60 ~ 120s 40s 230 ?? 245 ?? peak 300 60 120 180 240 0 0 100 150 200 250 300 50 10 t( ??) t( s ) 60 260?? 230?? heat endurance test temperature chart 300 0 0 100 150 200 250 300 50 t( ?? ) t(s) 60 120 180 240 300 0 0 100 150 200 250 300 50 t( ?? ) t(s) 60 120 180 240 170 ? 10 ?? ? 60 ~ 120s 40s 230 ?? 245 ?? peak 300 60 120 180 240 0 0 100 150 200 250 300 50 10 t( ??) t( s ) 60 260?? 230?? heat endurance test temperature chart 7.5 ?} 0.1 1.75 ?} 0.1 2.0 ?} 0.1 +0.1 -0 4.0 ?} 0.1 16.0 ?} 0.2 ( 6.75 ) 12.0 ?} 0.1 1.5 (3.22) 8.4 ?} 0.1 leading edge bar code label sprocket holes s p rocket holes bar code label leadin g ed g e
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