h c 2 l p r e c o m m e n d e d f o r n e w d e s i g n s description ?compact footprint for high density, high current/low voltage applications ? foil technology that adds higher reliability factor over the traditional magnet wire used for higher frequency circuit designs ?frequency range up to 1mhz applications ?next generation microprocessors ?energy storage applications ?dc--c converters ?computers environmental data ?storage temperature range: -40 to +125? ?operating ambient temperature range: -40 to +85? (range is application specific). ?solder reflow temperature: +260 for 10 seconds maximum packaging ?45 parts per tray bulk packaging. ?tape and reel packaging also available, 44mm width, 110 parts per 13" reel. ?add -tr after part number for tape and reel packaging. part rated ocl (1) irms (2) isat (3) dcr (4) volts (5) number inductance ? 20% amperes amperes ohms ?ec ? (typ.) (typ.) (max.) hc2-r47-r .47 .52 52.9 63.75 .0006 6.87 hc2-r68-r .68 .63 52.9 50.00 .0006 6.87 hc2-1r0-r 1.0 1.15 33.0 42.50 .0013 10.31 hc2-2r2-r 2.2 2.00 24.3 31.90 .0023 13.75 hc2-4r7-r 4.7 4.55 17.0 21.25 .0046 20.62 HC2-6R0-R 6.0 6.00 17.0 16.50 .0046 20.62 1) open circuit inductance test parameters: 300khz, 0.250 vrms, 0.0 adc 2) dc current for an approximate temperature change of 40 without core loss. derating is necessary for ac currents. pcb la yout, 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 125 under worst case operating conditions verified in the end application. 3) peak current for approximately 30% roll-off 4) values @ 20 5) applied volt-time product (v-?) across the inductor. this value represents the applied v-? at 300khz necessary to generate a core loss equal to 10% of the total losses for 40c temperature rise. high current 2? power inductors mec hanical dia grams 1 2 19.00 10.00 5.50 5.50 19.2 max 19.0 max 9.5 typ 12.7 max 3.5 typ 2.3 typ front view top view schematic 2 recommended pcb pad layout hc2 - xxx wwllyy r 1 dimensions in millimeters rohs 2 002/95/ec
h c 2 l p r e c o m m e n d e d f o r n e w d e s i g n s high current 2? power inductors wwllyy r hc2-xxx a o= 19.3mm bo= 19.3mm k o= 12.9mm 40.4 +/-0.1 +/-0.1 44.0 +/-0.3 +/-0.3 ko 32 ao a 1.75 20.2 2.0 1.5dia +0.10 -0.00 2.0dia min 4.0 a user direction of feed section a-a bo bo r0.5 ref 13" dia. eia-481 compliant reel. packaging information: parts packaged on a 110 parts per reel using a 7" hub. packaging information dimensions in millimeters i rms der ating with core loss 1000 800 6 00 500 400 300 2 00 1 00 80 60 50 40 3 0 20 10 % of applied v olt- -seconds 99 98 97 96 95 94 92 90 80 70 60 50 40 20 0 % o f l o s s e s f r o m i r m s ( m a x i m u m ) 1 m h z 5 0 0 k h z 3 0 0 k h z 2 0 0 k h z 1 0 0 k h z inductance versus saturation current 0 20 40 60 80 100 120 140 160 180 200 0 10 2 0 30 40 50 60 708 0 90 100 % of i sat % o f o c l rolloff core loss visit us on the web at www.cooperbussmann.com 1225 broken sound pkwy. suite f boca raton, fl 33487 t el: +1-561-998-4100 toll free: +1-888-414-2645 fax: +1-561-241-6640 this bulletin is intended to present product design solutions and technical information that will help the end user with design applications. cooper electronic technologies reserves the right, without notice, to change design or construction of any products and to discontinue or limit distribution of any products. cooper electronic technologies also reserves the right to change or update, without notice, any technical information contained in this bulletin. once a product has been selected, it should be tested by the user in all possible applications. life support policy: cooper electronic t echnologies does not authorize the use of any of its products for use in life support devices or systems without the express written approval of an officer of the company . life support systems are devices which support or sustain life, and whose failure to per form, when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injur y to the user . pm-4109 8/06 ? cooper electr onic technologies 2006
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