d escription ? 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 ? current range from 78.0 to 33.8 amps ? inductance range from 0.50uh to 6.52uh ? ferrite core material applications ? next generation microprocessors ? energy storage applications ? dc-dc converters ? computers environmental data ? storage temperature range: -40 to +125? ? oper ating ambient temperature range: -40 to +85 c ? solder reflo w temper ature: +260 max. for 10 seconds max. packaging ? supplied in bulk packaging, 24 parts per tray part rated ocl (1) irms (2) isat (3) dcr (m ) volts (4) number inductance nominal amperes amperes max. @ ?ec (v?) ? +/-20% ? (typ.) (typ.) 20 (ref.) hc3-r50-r 0.50 0.50 78.00 120 0.42 17.33 HC3-1R0-R 1.0 1.05 78.00 78 0.42 17.33 hc3-2r2-r 2.2 2.05 55.50 60 0.70 26.01 hc3-3r3-r 3.3 3.63 42.45 46 1.20 34.65 hc3-4r7-r 4.7 4.98 33.80 38 2.17 43.30 hc3-5r6-r 5.6 5.68 33.80 34.5 2.17 43.30 hc3-6r0-r 6.0 6.52 33.80 30.0 2.17 43.30 1) test parameters: 300khz, 0.25 vrms 2) dc current for approximately ? t of 40 without core loss de-rating is necessary for ac currents. pcb layout, trace thickness and width, air flow and proximity of other heat generating components will affect temperature rise. it is recommended that the temperature of the part not exceed 125 under worst case conditions verified in the end application. 3) peak current for approximately 30% rolloff (@20) 4) 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 a 40c temperature rise. part number definition: hc3-xxx-r hc3 = product code and size xxx = inductance value in uh. r = decimal point. if no r is present, third character = #of zeros -r suffix indicates rohs compliant hc3 series high current 3 power inductors mechanical diagrams 1 2 hc3 wwl lyy r 14.5 ty p 25.3 ma x 30.0 ma x 22 .0 19 .0 5. 50 5. 50 3.0 typ 4.0 typ ht max top view recommended pcb pad layout front view schematic p ar t number height max hc3-r50-r 18.0 HC3-1R0-R 17.5 hc3-2r2-r 17.5 hc3-3r3-r 17.5 hc3-4r7-r 17.5 hc3-5r6-r 17.5 hc3-6r0-r 17.5 wwllyy = date code r = re vision le v el rohs 2002/95/ec
hc3 series high current 3 power inductors irms derating with core loss for hc3 30 40 50 60 70 80 90 100 1 0 30 50 70 90 110 130 150 170 190 % applied volt-u seconds % o f i r m s s p e c i f i e d f r o m z e r o r i p p l e a p p l i c a t i o n 100khz 200khz 300khz 400khz 500khz o cl vs isat 0 10 203 0 40 50 60 70 8 0 90 100 0 10 20 30 40 50 60 70 80 90 100 110 120 130 % of isat % o f o c l inductance characteristics core loss visit us on the web at www.cooperbussmann.com 1225 broken sound pkwy. suite f boca raton, fl 33487 tel: +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 technologies 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 perform, when properly used in accordance with instructions for use provided in the labeling, can be reasonably expected to result in significant injury to the user. pm-4122 3/07 cooper electr onic t echnologies 2007
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