SD52 Series High Power Density, Low Profile, Shielded Inductors Description RoHS 2002/95/EC • 125°C 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°C to +125°C • Operating ambient temperature range: -40°C to +125°C (range is application specific). • Solder reflow temperature: +260°C max. for 10 seconds max. Part Number Rated Inductance (µH) 1.20 2.20 3.50 4.70 6.80 10.0 15.0 22.0 27.0 33.0 47.0 68.0 100 150 SD52-1R2-R SD52-2R2-R SD52-3R5-R SD52-4R7-R SD52-6R8-R SD52-100-R SD52-150-R SD52-220-R SD52-270-R SD52-330-R SD52-470-R SD52-680-R SD52-101-R SD52-151-R OCL (1) +/-20% (µH) 1.20 2.20 3.50 4.70 6.80 10.0 15.0 22.0 27.0 33.0 47.0 68.0 100 150 Packaging • Supplied in tape and reel packaging, 3500 per reel Part Marking Irms (2) Amperes Isat (3) Amperes A B C D E F G H J K L M N O 2.33 1.98 1.73 1.63 1.39 1.11 0.97 0.86 0.73 0.70 0.58 0.47 0.39 0.31 3.14 2.30 1.82 1.64 1.28 1.11 0.88 0.73 0.65 0.61 0.50 0.42 0.35 0.28 DCR (4) (Ω) Typ. 0.0279 0.0385 0.0503 0.0568 0.0777 0.1215 0.1618 0.2042 0.2864 0.3074 0.4465 0.6829 1.0000 1.6100 (4) DCR limits @ 20°C. 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°C temperature rise. (1) Open Circuit Inductance Test Parameters: 100KHz, 0.25Vrms, 0.0Adc. (2) RMS current for an approximate ∆T of 40°C without core loss. It is recommended that the temperature of the part not exceed 125°C. (3) Peak current for approximate 30% roll off at 20°C. Mechanical Diagrams BOTTOM VIEW SD52 Series 1 TOP VIEW RECOMMENDED PCB LAYOUT 5.2 max Pin #1 indicator 5.6 max m Part marking (See note A) 0.65 ±0.10 5.2 m max Volt u-sec Typ. 1.49 2.03 2.57 2.84 3.65 4.19 5.27 6.35 7.16 7.70 9.32 11.21 13.37 17.00 1.3 2 plcs SCHEMATIC 1 2.0 2 plcs 2 2 6.0 SIDE VIEW 2.0 max m A) Part Marking: Line 1: (1st digit indicates the inductance value per part marking designator in chart above) (2nd digit is a bi-weekly production date code) (3rd digit is the last digit of the year produced) Line 2: 52 (indicates the product size code) SD52 Series High Power Density, Low Profile, Shielded Inductors Packaging Information 4.00 SD52 Series 2.00 ± 0.05 1.5 Dia min. 1.5 Dia. +0.1/-0.0 1.75 A 2 3.0 10.2 0 B Bo 12.0 +/-0.3 0 ACTUAL SIZE SD52 5.50 Ko Ao=5.72mm Bo=5.72mm Ko=2.30mm A A Ao 80 8.0 SECTION A-A Parts packaged on 13" Diameter reel, 3,500 parts per reel. Direction of feed Dimensions are in millimeters. DC Current vs. Temperature SD52-101 100.0 90.0 90.0 Temperature Rise (Deg. C) Temperature Rise (Deg. C) SD52-1R2 100.0 80.0 70.0 60.0 50.0 40.0 30.0 20.0 80.0 70.0 60.0 50.0 40.0 30.0 20.0 10.0 10.0 0.0 0.00 0.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 0.10 0.20 Idc (A) 0.30 0.40 0.50 Idc (A) Inductance Characteristics OCL vs Isat SD52 100 90 80 OCL (%) 70 60 50 40 30 20 10 0 0 10 20 30 40 50 60 70 80 % of Isat 90 100 110 120 130 140 0.60 0.70 SD52 Series High Power Density, Low Profile, Shielded Inductors Core Loss % of Losses from Irms (maximum) Irms DERATING WITH CORE LOSS %ofApplied PM-4311 3/07 © Cooper Electronic Technologies 2007 Volt-µSecond 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.