Power Inductor & 2 in 1 Transformer < SMD Type: CLS Series> Type: CLS4D23B ◆ Description ・4 Terminal pins’ type gives a flexible design as inductors or transformers. ・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. ・Core material: Ferrite. ・Custom design is available. ◆ Feature ◆ Dimensions (mm) 4.6 1.8 0.1 0.1 MAX. 6.0 MAX. 2.5 0.2 5.0 0.2 4.8 ◆ Schematics (Bottom) ◆ Land Pattern (mm) 0.9 2 3 1 4 2.0 “ S 2.4 1.2 S 1.6 0.1 ・Max. Operating frequency: 1MHz. ・2 in 1 Coils for high efficiency up-down DC-DC converters.(SEPIC, Zeta, Cuk converter). ・Storage temperature range: -40℃~+105℃. ・Operating temperature range: -40℃~+105℃ (including coil’s self-heat). ・Product weight: 220mg(Ref.). ・Ideally used in the power supply for DSC､Note PC､DVC and W-LED backlighting. ・RoHS Compliance. ” indicates polarity. Please refer to the sales offices on our website for a representative near you www.sumida.com 1/4 Power Inductor & 2 in 1 Transformer < SMD Type: CLS Series> Type: CLS4D23B ◆ Specification D.C.R. Part No. ｍΩ) (at 20℃)※1 [Max.] ( Inductance ［Within］ Stamp (2-1) □ CLS4D23B -3R6N□ CLS4D23B -5R3N□ CLS4D23B -7R3N□ CLS4D23B -11ØN□ CLS4D23B -17ØN□ CLS4D23B -22ØN□ CLS4D23B-2R2N ※ Saturation Current 2 A 2.2µH±30% 65(49) B 3.6µH±30% 80(60) C 5.3µH±30% 115(89) In parallel ℃ at 20 (4-3) 75(58) ℃ at 100 （A） Temperature Rise current (A) 3 ※ In series ℃ at 20 ℃ at 100 In parallel In series 1.48 1.36 0.76 0.64 2.71 1.30 98(75) 1.16 1.12 0.56 0.52 2.56 1.15 145(112) 1.04 0.80 0.52 0.44 1.95 0.94 D 7.3µH±30% 155(121) 195(151) 0.80 0.77 0.44 0.36 1.64 0.71 E 11µH±30% 220(171) 285(219) 0.68 0.62 0.35 0.29 1.23 0.59 F 17µH±30% 385(297) 480(368) 0.56 0.48 0.28 0.24 0.95 0.44 G 22µH±30% 430(330) 570(440) 0.50 0.45 0.25 0.20 0.85 0.42 ※ Description of Part Name CLS4D23B -2R2N □ B Box C Carrier Tape ※1. ( ) typical value. ※2. Saturation Current: The DC current at which the inductance decreases to 90% of its initial value. ※3.Temperature rise current: The DC current at which the temperature rise is △t＝40℃.(Ta＝20℃). ◆ Typical SEPIC Schematic Vin Vout L1 C1 L2 D C2 Please refer to the sales offices on our website for a representative near you www.sumida.com 2/4 Power Inductor & 2 in 1 Transformer < SMD Type: CLS Series> Type: CLS4D23B ◆ Typical L Vs Current（ （REF.） ） Parallel mode L vs Idc ( at 20℃ ℃ ) ( REF.） ） Ｌ（ µΗ ) 100 22µΗ 17µΗ 10 11µΗ 7.3µΗ 5.3µΗ 3.6µΗ 2.2µΗ 1 0.01 0 1 Ｉdc（A） 10 Series mode L vs Idc ( at 20℃ ℃ ) ( REF.） ） Ｌ（ µΗ ) 100 0.1 0 22µΗ 17µΗ 10 11µΗ 7.3µΗ 5.3µΗ 3.6µΗ 2.2µΗ 1 0.01 0 0.1 0 Ｉdc（A） 1 10 Please refer to the sales offices on our website for a representative near you www.sumida.com 3/4 Power Inductor & 2 in 1 Transformer < SMD Type: CLS Series> Type: CLS4D23B Recommendation Reflow Condition ◆ Heat Endurance Test T( ℃) 300 250 200 150 260℃ ℃) Temperature Chart 300 230℃ 100 50 0 T( 245 250 10 200 60 150 170 100 0 60 120 180 240 50 0 300 T( s) 0 60 PE AK 230 ℃ 40s ±10 ℃、60 ~ 120s 120 ℃ 180 240 300 T(s) ◆ Packaging with Embossed Tape and Reel Qty.: 2000pcs/reel ±0.1 5.2 5.5 ± ±0.1 Ba r co de la be l 0.1 2.0 ± 1.5 +0.1 -0 4.0 ±0.1 2.8 Ref. Sprocket Holes 1.75 12.0 ± 0.08 0.2 6.2 (4.75) 8.0 Leading Edge Please refer to the sales offices on our website for a representative near you www.sumida.com 4/4