EPI681601B50

Surface Mount Power Inductor ELECTRONICS INC. EPI B50 Series • General Purpose Power Inductors • Low loss material ensures operation in high frequency switching converters, such as Buck, Boost or as output averaging filter inductor • Also suitable for use in high quality filter applications • 500 KHz & 200 KHz Switching Frequency Primary Specification Part Number EPI1L0113B50 EPI1L5103B50 EPI2L2942B50 EPI3L3832B50 EPI4L7792B50 EPI6L8702B50 EPI100552B50 EPI150452B50 EPI220352B50† EPI330292B50 EPI470242B50 EPI560202B50 EPI600102B50 EPI680152B50 EPI101122B50 EPI151102B50 EPI221901B50 EPI331801B50 EPI471701B50 EPI681601B50 EPI102501B50 Induct. (µH ± 15%) @ 0 Adc 1.18 1.9 2.9 4.0 6.1 9.6 16.2 21.3 29.4 44.3 62.4 73 64.9 81 118 177 270 418 607 894 1314 DCR (Ω Typ.) .0037 .0047 .0058 .0069 .0085 .0106 .016 .026 .037 .061 .086 .121 .100 .202 .300 .460 .566 .705 .850 1.03 1.25 Induct. (µH 15%) @ Idc 1.0 ± 20% 1.5 ± 20% 2.2 ± 20% 3.3 4.7 6.8 10 15 22 33 47 56 60 68 100 150 220 330 470 680 1000 Idc (Amps) 11.0 10.4 9.4 8.3 7.9 7.0 5.5 4.5 3.5 2.9 2.4 2.0 1.0 1.5 1.2 1.0 0.9 0.8 0.7 0.6 0.5 Vt1 (V-µSec) @ 500 KHz 1.4 1.8 2.2 2.6 3.2 4.0 5.0 6.0 7.0 8.6 10.2 11.0 --11.6 13.6 17.2 21.2 26.4 31.8 38.6 46. Vt2 (V-µSec) @ 200 KHz ------------------------19.8 ----------------Temp.Rise @ Vt1 @ Vt2 °C (Typ.) °C (Typ.) --35 --39 --39 --37 --40 --40 --37 --40 --36 --38 --38 --37 14 ----36 --34 --36 --36 --36 --34 --31 --27 • Core Loss at Ref. Vt1 : 48 mW • Core Loss at Ref. Vt2 : 53.7 mW • • †National Chip : LM259X-L41 • Package B50 Unregulated DC Input Application Feedback +Vin Regulated Output Load + Cout .660 (16.76) PCA EPIXXXXXXB50 D.C. .060 (1.52) LM259X Vsw Output D1 1N5822 LX µH .690 (17.53) .620 (15.75) Suggested Pad Latout Cin + Gnd .590 (14.99) On/Off .380 Max. (9.65) .580 (14.73) Note: Coplanarity within .005” Max. Unless Otherwise Specified Dimensions are in Inches /mm ± .010 /.25 PCA ELECTRONICS, INC. 16799 SCHOENBORN ST. NORTH HILLS, CA 91343 Product performance is limited to specified parameters. Data is subject to change without prior notice. CSIXXXXXXB50 Rev. 3 3/5/03 TEL: (818) 892-0761 FAX: (818) 894-5791 http://www.pca.com