2 in 1 Inductor & 3 in 1 Inductor (CLS series) ■ Features ◎ Low profile, surface mount Inductor. ◎ High efficiency/Small size for Up-Down Converter. ◎ Extended battery life cycle for Portable Equipment. ◎ Storage temperature range: -40℃~+105℃ ◎ Operating temperature range: -40℃~+105℃ (including coil’s self-heat). ◎ RoHS Compliance. ■ Applications ◎ USB charger, Portable devices with Lithium battery etc. ◎ 2 in 1 Coils for high efficiency up-down DC-DC converters. (SEPIC, Zeta, Cuk converter). ◎ WLED Backlight Driver of LCD panel etc,. ■ Typical SEPIC schematic Vin Vout L1 C1 D L2 C2 ■ Typical SEPIC + Flyback schematic Vo1 D2 C2 Vin L1 SEPIC Converter C1 L2 L3 Q Vo2 D3 C3 Flyback Converter 2 in 1 Inductor & 3 in 1 Inductor (CLS series) ■Electrical Characteristics specification. Type Dimensions Inductance Range Inductance WxLxH(mm) Turns Ratio(1:1) Turns Ratio(1:1) CLS3D23 4x4x2.5 1.0μH～10μH CLS3D18 4x4x2.0 1.0μH～10μH CLS4D28B 5x5x3.0 2.2μH～47μH CLS4D23B 5x5x2.5 2.2μH～22μH CLS4D18 5x5x2.0 1.0μH～10μH CLS6D28 7x7x3.0 1.2μH～120μH CLS6D23 7x7x2.5 1μH～100μH CLS6D18 7x7x2.0 1.3μH～22μH CLS8D28 9x9x3.0 1.0μH～220μH CLS104 10.6x10.4x4.1 1.2μH～21μH CLS125 16x13x6.0 1.2μH～110μH CLS127 16x13x8.0 1.3μH～110μH CLS6D28B 7x7x3.0 CLS8D28B 9x9x3.0 3.3μH 4.7μH 10μH 3.3μH 5.0μH 10μH 3.5μH 6.8μH 10μH 3.6μH 7.3μH 11μH 3.3μH 5.0μH 10μH 3.3μH 6.8μH 10μH 3.0μH 6.8μH 10μH 3.5μH 6.8μH 10μH 3.3μH 6.8μH 10μH 2.7μH 6.8μH 10μH 3.0μH 5.6μH 15μH 3.2μH 5.8μH 15μH 3.0μH 5.0μH 10μH 3.0μH 5.0μH 10μH DC Bias Temperature D.C.R.（Ω） Current rise current Max.(Typ.) (10%Down) （⊿t：40℃） 1.42A 1.47A 114m(91m) 0.97A 1.36A 159m(127m) 0.70A 0.94A 345m(276m) 1.01A 1.35A 141m(113m) 0.73A 1.17A 200m(160m) 0.51A 0.75A 404m(323m) 1.34A 2.26A 74m（54m) 0.92A 1.66A 132m(102m) 0.80A 1.54A 190m(146m) 1.16A 2.56A 80m(60m) 0.80A 1.64A 155m(121m) 0.68A 1.23A 220m(171m) 1.10A 2.30A 95m(72m) 0.96A 1.80A 145m(114m) 0.64A 1.20A 310m(240m) 2.40A 3.20A 35m(27m) 1.70A 2.00A 78m(60m) 1.44A 1.80A 100m(75m) 2.4A 1.6A 42m（34m） 1.56A 0.91A 97m（78m） 1.26A 0.80A 130m（104m） 1.72A 1.20A 71m（59m） 1.20A 0.81A 129m(107m) 0.98A 0.75A 155m(129m) 3.70A 4.80A 36m(29m) 2.50A 3.90A 55m(44m) 2.20A 3.10A 81m(65m) 5.80A 4.50A 26m(21m) 2.80A 3.20A 61m(49m) 2.30A 2.40A 98m(79m) 8.50A 8.80A 13.7m(11.5m) 6.40A 6.90A 21.8m(18m) 4.80A 4.30A 54m(45m) 12.0A 9.00A 14.2m(11.9m) 9.90A 7.00A 23.0m(19.3m) 5.60A 4.00A 60.0m(50.8m) 3.00A 2.90A 2.30A 2.40A 1.50A 1.80A 4.30A 3.50A 3.20A 3.20A 2.30A 1.70A - ※ Visit http://www.sumida.com for more information 2 in 1 Inductor & 3 in 1 Inductor (CLS series) ■ Recommendation reflow condition T( ℃) 300 250 Heat Endurance Test 260℃ 230℃ 200 150 100 50 0 T( ℃) Temperature Chart 300 245 250 10 200 60 150 170 100 0 60 120 180 240 300 T( s) 50 0 0 60 180 5 D A E F 1. H C B ※ Visit http://www.sumida.com for more information. ℃ 300 T(s) 240 ■ Packaging with embossed tape and Reel 4.0 2.0 PEAK 230 40s ±10 ℃、60 ~ 120s 120 ℃ G