pm-50 high current (hcpt1309) description ? 105c maximum total temperature operation ? 13.2mm x 13.2mm x 9.0mm through hole package ? core material: powder iron ? inductance range from 0.20h to 3.3h ? current range from 90.0 amps to 11.4 amps ? frequency range up to 1mhz applications ? next generation processors ? high current dc-dc converters ? vrm, multi-phase buck regulator ? desktop computers ? video game power environmental data ? storage temperature range: -40c to +105c ? operating temperature range: -40c to +105c (range is application specific) ? solder reflow temperature: +260c max. for 10 seconds maximum packaging ? supplied in bulk packaging, 100 parts per tray hcpt1309 series power inductors part number ocl (1) irms (2) isat amperes (3) isat amperes (4) dcr (m ) k-factor nominal + /- amperes peak 20% peak 30% nom @20c (5) 20% (h) rolloff @20c rolloff @20c hcpt1309-r20-r 0.20 43.1 72.2 90.0 0.426 154.1 hcpt1309-r47-r 0.49 34.0 43.3 55.0 0.624 92.4 hcpt1309-1r0-r 0.96 19.4 30.9 40.0 1.90 66.0 hcpt1309-1r5-r 1.59 13.7 24.1 30.6 3.82 51.4 hcpt1309-2r2-r 2.27 12.5 19.7 25.0 4.10 42.0 HCPT1309-3R3-R 3.31 11.4 16.7 21.0 4.80 35.6 (1) ocl: open circuit inductance test parameters: 100khz, 0.1vrms, 0.0adc. (2) irms: dc current for an approximate t of 40c without core loss. derating is necessary for ac currents. pcb layout, trace thickness and width, air-flow, and proximity of other heat generating components will affect the temperature rise. it is recommended that the temperature of the part not exceed 105c under worst case operating conditions verified in the end application. (3) isat amperes peak for approximately 20% rolloff (@20c) (4) isat amperes peak for approximately 30% rolloff (@20c) (5) k-factor: used to determine b p-p for core loss (see graph). b p-p = k*l* i, b p-p: (gauss), k: (k factor from table), l: (inductance in uh), i (peak to peak ripple current in amps). dimensions are in millimeters. wwllyy = date code. r = revision level. recommended pcb pad layout 1 2 top view front view ?d dimension table part no "a " "b" "c" hcpt1309-r20 "d" 14.0 12.2 1.63 2.13 hcpt1309-r47 14.0 12.2 1.63 2.13 hcpt1309-1r0 13.7 12.0 1.29 1.6 hcpt1309-1r5 13.5 11.8 1.15 1.40 hcpt1309-2r2 13.5 11.8 1.15 1.40 hcpt1309-3r3 13.5 11.8 1.15 1.40 hcpt1309-xxx wwllyy r "b" +/- 1.0 "b" +/- 1.0 "c" typ "a " max bottom view 13.2 sq max 9.0 max 3.5 +/- 0.5 1 2 schematic mechanical diagrams rohs 2002/95/ec
pm-51 high current (hcpt1309) hcpt1309 series power inductors core loss core loss vs. b p-p 0.00 20.00 40.00 60.00 80.00 100.00 120.00 140.00 160.00 250 500 750 1000 1250 1500 1750 2000 2250 2500 2750 b p-p (gauss) co re los s(mw ) 200khz 300khz 400khz 500khz 600khz 700khz 800kh 900khz 1.0mhz ocl vs isat 0 10 20 30 40 50 60 70 80 90 100 0 20 40 60 80 100 120 140 160 % of isat ocl (% ) inductance characteristics
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