VE3521-220K

SPECIFIC AT IONS Customer Product Name Wire Wound SMD Power Inductors Volume Part Number VE3521 Series Customer Part Number [ New Released, Revised] SPEC No: VE3521-3R3M PART NO: FIA03521-21 【This SPEC is total 8 pages.】 【ROHS Compliant Parts】 Approved By Checked By Issued By ShenZhen Volume Source Electronics Co., Ltd. Address: 16th Floor, Building T5-N4, Tian'an Digital City, Fenggang, Dongguan Tel: 0769-89891993 Fax: 0769-89891993-806 【For Customer approval Only】 Qualification Status: Approved By Comments: □Full Date: □Restricted Verified By □Rejected Re-checked By Checked By 【Version change history】 Rev. Effective Date Changed Contents Change Reasons Approved By 01 / New released / Luyong Han Applications: ●Power supply for VTRs. LCD televisions. ●Notebook PCs, Portable communication equipment ●DC/DC converters ,etc Features : ●Silver Plated Type, Low cost designed ●Available on tape and reel for auto surface mounting. 1. Product physical map 3. Schematic Marking 2. Dimensions in (mm) A 3.5±0.3 B 3.0±0.3 C 2.1±0.3 H 3.5 Characteristics : ●Saturation Current(Isat):The current when the inductance Becomes 20% lower than is initial value.(Ta=20℃). ●Temperature Rise Current(Irms):The current when the temperature of coil increases up to max.ΔT=40℃.(Ta=20℃) ●Operating temperature : -30℃～+105℃. ●Storage temperature range (packaging conditions): -5℃～+30℃ and RH 70% (Max.) Test equipments : ●L&Q: HP 4285A or HP 4284A，VR116/VR7210. ●DCR: Milli-ohm meter，VR131. ●Electrical specifications at 25℃. I 1.6 J 0.8 Electrical Characteristics Part No. L( uH ) DCR(Ω) I sat (A) I rms (A) Test Frequency Max. Typ. Max. Typ. Max. Typ. Marking VE3521-1R0M 1.0±20% 100KHz/0.25V 45m 30m 3.30 4.10 2.60 3.10 1R0 VE3521-1R2M 1.2±20% 100KHz/0.25V 50m 32m 3.00 3.70 2.50 3.00 1R2 VE3521-1R5M 1.5±20% 100KHz/0.25V 55m 44m 2.70 3.40 2.15 2.60 1R5 VE3521-1R8M 1.8±20% 100KHz/0.25V 70m 49m 2.50 3.20 2.00 2.50 1R8 VE3521-2R2M 2.2±20% 100KHz/0.25V 85m 59m 2.30 2.80 1.80 2.20 2R2 VE3521-2R7M 2.7±20% 100KHz/0.25V 100m 65m 2.20 2.70 1.55 1.90 2R7 VE3521-3R3M 3.3±20% 100KHz/0.25V 120m 96m 1.95 2.40 1.45 1.80 3R3 VE3521-3R9M 3.9±20% 100KHz/0.25V 125m 110m 1.85 2.30 1.40 1.60 3R9 VE3521-4R7M 4.7±20% 100KHz/0.25V 135m 120m 1.60 2.00 1.30 1.50 4R7 VE3521-5R6M 5.6±20% 100KHz/0.25V 165m 140m 1.55 1.90 1.25 1.40 5R6 VE3521-6R8M 6.8±20% 100KHz/0.25V 0.20 0.17 1.40 1.75 1.20 1.38 6R8 VE3521-8R2M 8.2±20% 100KHz/0.25V 0.25 0.19 1.20 1.45 1.15 1.35 8R2 VE3521-100M 10±20% 1KHz/0.25V 0.32 0.24 1.05 1.30 1.10 1.30 100 VE3521-120M 12±20% 1KHz/0.25V 0.35 0.27 1.00 1.25 0.90 1.05 120 VE3521-150M 15±20% 1KHz/0.25V 0.46 0.37 0.90 1.15 0.75 0.90 150 VE3521-180M 18±20% 1KHz/0.25V 0.52 0.40 0.80 1.00 0.70 0.85 180 VE3521-220K 22±10% 1KHz/0.25V 0.65 0.57 0.75 0.95 0.56 0.66 220 VE3521-270K 27±10% 1KHz/0.25V 0.75 0.66 0.70 0.85 0.53 0.63 270 VE3521-330K 33±10% 1KHz/0.25V 0.92 0.76 0.60 0.75 0.52 0.62 330 VE3521-390K 39±10% 1KHz/0.25V 1.12 0.97 0.55 0.72 0.43 0.52 390 VE3521-470K 47±10% 1KHz/0.25V 1.27 1.10 0.50 0.65 0.40 0.47 470 VE3521-560K 56±10% 1KHz/0.25V 1.50 1.30 0.45 0.58 0.35 0.43 560 VE3521-680K 68±10% 1KHz/0.25V 2.00 1.52 0.40 0.50 0.33 0.40 680 VE3521-820K 82±10% 1KHz/0.25V 2.15 1.83 0.35 0.47 0.30 0.37 820 VE3521-101K 100±10% 1KHz/0.25V 2.80 2.46 0.34 0.42 0.28 0.33 101 VE3521-121K 120±10% 1KHz/0.25V 3.40 2.74 0.33 0.41 0.26 0.31 121 VE3521-151K 150±10% 1KHz/0.25V 4.20 3.12 0.28 0.35 0.23 0.28 151 VE3521-181K 180±10% 1KHz/0.25V 4.50 3.58 0.27 0.34 0.21 0.25 181 VE3521-221K 220±10% 1KHz/0.25V 5.70 5.05 0.25 0.31 0.19 0.23 221 VE3521-271K 270±10% 1KHz/0.25V 8.50 5.92 0.22 0.27 0.17 0.20 271 VE3521-391K 390±10% 1KHz/0.25V 11.50 9.85 0.20 0.24 0.15 0.18 391 Typical Performance curves: VE3521 Inductauce vs DC Current Curve VE3521 Temperature rise vs DC Current Curve Packing method 1. Packing quantity of each reel: 3000PCS/R (30-40PCS not packed at the beginning and end), affixed with the correct label, and then placed into a plastic bag (plastic bag size: 360x460mm), with a package of desiccant, sealing, reel and carrying tape dimensions. Fig. 1-1 Fig .1-1 Reel dimensions ，general tolerance (±0.5mm) A B C W D Ф330 Ф100 Ф13.5 12.5 18.5 The general tolerance， of carrier size is ±