power inductor & 2 in 1 transformer < smd type : cls series> type: cls8d28 please refer to the sales offices on our website fo r a representative near you www.sumida.com 1/4 description ? 4 terminal pins type gives a flexible design as in ductors or transformers. ? can also be used as a coupled inductor, two single inductors connected in parallel, as 1:1 transformer or as an autotransf ormer when connected in series. ? core material: ferrite. ? custom design is available. feature ? ?? ? max. operating frequency: 1mhz. ? ?? ? 2 in 1 coils for high efficiency up-down dc-dc conv erters.(sepic, zeta, cuk converter). ? ?? ? storage temperature range: -40 ~+105 . ? ?? ? operating temperature range: -40 ~+105 (including coils self-heat). ? product weight: 880mg(ref.). ? ?? ? ideally used in the power supply for dsc ? note pc ? dvc and w-led backlighting. ? ?? ? rohs compliance. dimensions (mm) schematics (bottom) land pattern (mm) indicates polarity. s s 1 2 3 4 2.7 6.70.3 6 . 7 0 . 3 5.50.3 2.5 m a x . 8 . 3 6 . 6 0 . 3 3 . 6 0 . 3 ?O 0.3 0.3 2 . 8 2.1 1.9 2 . 3 electrode
power inductor & 2 in 1 transformer < smd type : cls series> type: cls8d28 please refer to the sales offices on our website fo r 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 (2-1) (4-3) at 20 at 100 at 20 at 100 in parallel in series cls8d28np-1r?n 1r0 1.0h30% 24(19) 26(21) 6.70 5.40 3.20 2.80 6.00 3.00 cls8d28np-1r6n 1r6 1.6h30% 25(20) 30(24) 5.10 4.30 2.70 2.30 5.60 2.60 cls8d28np-2r2n 2r2 2.2h30% 30(24) 35(28) 4.40 3.90 2.30 1.90 5.00 2.30 cls8d28np-3r3n 3r3 3.3h30% 36(29) 43(34) 3.70 3.10 1.90 1.50 4.80 2.10 cls8d28np-4r5n 4r5 4.5h30% 39(31) 48(38) 3.30 2.90 1.50 1.30 4.20 2.00 cls8d28np-6r8n 6r8 6.8h30% 55(44) 70(56) 2.50 2.10 1.10 0.96 3.90 1.80 cls8d28np-1??n 100 10h30% 81(65) 99(79) 2.20 1.80 1.00 0.90 3.10 1.50 cls8d28np-15?n 150 15h30% 126(101) 161(129) 1.50 1.30 0.77 0.64 2.40 1.10 cls8d28np-22?n 220 22h30% 184(147) 235(188) 1.30 1.10 0.63 0.54 1.90 0.90 cls8d28np-33?n 330 33h30% 278(222) 355(284) 1.20 0.95 0.53 0.44 1.50 0.80 cls8d28np-47?n 470 47h30% 363(290) 464(371) 1.00 0.84 0.47 0.39 1.40 0.60 cls8d28np-68?n 680 68h30% 580(464) 736(589) 0.72 0.61 0.41 0.33 1.10 0.50 cls8d28np-1?1n 101 100h30% 798(638) 1026(821) 0.58 0.51 0.31 0.28 0.92 0.40 cls8d28np-151n 151 150h30% 1175(979) 1500(1251) 0.47 0.40 0.24 0.22 0.76 0.32 cls8d28np-221n 221 220h30% 1720(1434) 2214(1845) 0.41 0.35 0.19 0.17 0.56 0.28 description of part name cls8d28np -2r2n 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 b box c carrier tape vin vout l1 l2 c1 c2 d
power inductor & 2 in 1 transformer < smd type : cls series> type: cls8d28 please refer to the sales offices on our website fo r a representative near you www.sumida.com 3/4 typical l vs current parallel mode l vs idc ( at 20 ) ( ref. 0 1 10 100 1,000 0 0 1 10 ? ? ) dc a 0.1 0.01 0.1 10? 2.2? 1.6? 3.3? 1.0? 4.5? 6.8? 15? 22? 33? 47? 68? 220? 150? 100? series mode l vs idc ( at 20 ) ( ref. 0 1 10 100 1,000 0 0 1 10 ? ? ) dc a 10? 2.2? 1.6? 3.3? 1.0? 4.5? 0.1 0.01 6.8? 0.1 15? 22? 33? 47? 68? 220? 150? 100?
power inductor & 2 in 1 transformer < smd type : cls series> type: cls8d28 please refer to the sales offices on our website fo r a representative near you www.sumida.com 4/4 recommendation reflow condition packaging with embossed tape and reel qty.: 1000pcs/reel 300 0 0 100 150 200 250 300 50 t( ) t(s) 60 120 180 240 170 10 60 ~ 120s 40s 230 245 pe ak 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 pe ak 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 11.5 0.1 1.75 0.1 +0.1 -0 4.0 0.1 24.0 0.2 (10.75) 16.0 0.1 1.5 (3.22) 10.6 0.1 2.0 0.05 leading edge ba r co de la be l sprocket holes
|
