description ? 125 maximum total temperature operation ? octagonal shape shielded drum core ? 2mm max height ? inductance range from 1.2uh to 100uh ? current range from 3.14 to 0.35 amps ? ferrite shielded, low emi ? ferrite core material applications ? digital cameras, cd players, cellular phones, and pdas ? pcmcia cards ? gps systems environmental data ? storage temperature range: -40 to +125? ? operating ambient temperature range: -40 to +125? (range is application specific). ? solder reflow temperature: +260 max. for 10 seconds max. p ackaging ? supplied in tape and reel packaging, 3500 per reel sd52 series high power density, low profile, shielded inductors part number rated ocl (1) part irms (2) isat (3) dcr (4) volt inductance +/-20% marking amperes amperes ( ) u-sec (?) ( h) typ. typ. sd52-1r2-r 1.20 1.20 a 2.33 3.14 0.0279 1.49 sd52-2r2-r 2.20 2.20 b 1.98 2.30 0.0385 2.03 sd52-3r5-r 3.50 3.50 c 1.73 1.82 0.0503 2.57 sd52-4r7-r 4.70 4.70 d 1.63 1.64 0.0568 2.84 sd52-6r8-r 6.80 6.80 e 1.39 1.28 0.0777 3.65 sd52-100-r 10.0 10.0 f 1.11 1.11 0.1215 4.19 SD52-150-R 15.0 15.0 g 0.97 0.88 0.1618 5.27 sd52-220-r 22.0 22.0 h 0.86 0.73 0.2042 6.35 sd52-270-r 27.0 27.0 j 0.73 0.65 0.2864 7.16 sd52-330-r 33.0 33.0 k 0.70 0.61 0.3074 7.70 sd52-470-r 47.0 47.0 l 0.58 0.50 0.4465 9.32 sd52-680-r 68.0 68.0 m 0.47 0.42 0.6829 11.21 sd52-101-r 100 100 n 0.39 0.35 1.0000 13.37 sd52-151-r 150 150 o 0.31 0.28 1.6100 17.00 recommended pcb layout schematic 2 1 top view 2.0 2 plcs 6.0 1.3 2 plcs 5.2 max 5.2 max m pin #1 indicator part marking (see note a) bottom view 2 1 side view 2.0 max m 5.6 max m 0.65 0.10 sd52 ser ies a) p ar t mar king: line 1: (1st digit indicates the inductance v alue per part marking designator in chart above) (2nd digit is a bi-w eekly production date code) (3rd digit is the last digit of the y ear produced) line 2: 52 (indicates the product size code) mechanical diagrams (1) open circuit inductance test parameters: 100khz, 0.25vrms, 0.0adc. (2) rms current for an approximate ? t of 40 without core loss. it is recommended that the temperature of the part not exceed 125. (3) peak current for approximate 30% roll off at 20. (4) dcr limits @ 20. 5) applied volt-time product (v-us) across the inductor at 100khz necessary to generate a core loss equal to 10% of the total losses for 40 temperature rise. r ohs 2002/95/ec
sd52 series high power density, low profile, shielded inductors ocl vs isat sd52 0 10 20 30 40 50 60 70 80 90 100 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 % of isat o c l ( % ) inductance characteristics dc current vs. temperature sd52-1r2 0.0 10.0 2 0.0 30.0 40.0 5 0.0 60.0 7 0.0 80.0 9 0.0 100.0 0 .0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 idc (a) t e m p e r a t u r e r i s e ( d e g . c ) sd52-101 0 .0 1 0.0 2 0.0 3 0.0 40.0 50.0 60.0 70.0 8 0.0 90.0 100.0 0.00 0.10 0.20 0.30 0.40 0.50 0.60 0.70 idc (a) t e m p e r a t u r e r i s e ( d e g . c ) d imensions are in millimeters. direction of feed k o section a-a 1 .5 dia min. bo b ao a 8.0 8 0 4.00 2.00 0.05 1.5 dia. + 0.1/-0.0 a a 1.75 5.50 12.0 +/-0.3 0 2 10.2 0 3 .0 s d52 series actual size sd52 ao=5.72mm bo=5.72mm ko=2.30mm p arts packaged on 13" diameter reel, 3,500 parts per reel. packaging information
sd52 series high power density, low profile, shielded inductors core loss irms der ating with core loss % of applied v olt-s econd % o f l o s s e s f r o m i r m s ( m a x i m u m ) visit us on the web at www.cooperbussmann.com 1225 brok en 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 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-4311 3/07 cooper electronic technologies 2007
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