SD52 Series High Power Density, Low Profile, Shielded Inductors Description RoHS 2002/95/EC 125C 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 Packaging Storage temperature range: -40C to +125C Operating ambient temperature range: -40C to +125C Supplied in tape and reel packaging, 3500 per reel (range is application specific). Solder reflow temperature: +260C max. for 10 seconds max. Part Number Rated OCL (1) Part Irms (2) Isat (3) DCR (4) Volt Inductance +/-20% Marking Amperes Amperes () u-sec (H) (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 (1) Open Circuit Inductance Test Parameters: 100KHz, 0.25Vrms, 0.0Adc. (4) DCR limits 20C. (2) RMS current for an approximate T of 40C without core loss. It is 5) Applied Volt-Time product (V-uS) across the inductor at 100kHz necessary to recommended that the temperature of the part not exceed 125C. generate a core loss equal to 10% of the total losses for 40C temperature rise. (3) Peak current for approximate 30% roll off at 20C. Mechanical Diagrams BOTTOM VIEW SD52 Series 1 TOP VIEW RECOMMENDED PCB LAYOUT SCHEMATIC 5.2 max Pin 1 indicator 5.6 maxm 1.3 1 2 plcs Part marking (See note A) 2.0 0.65 2 plcs 0.10 2 2 6.0 5.2 maxm SIDE VIEW 2.0 maxm 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 4.00 Packaging Information 1.5 Dia 1.5 Dia. min. SD52 Series 2.00 0.05 +0.1/-0.0 1.75 A 2 12.0 10.20 3.0 BoB +/-0.30 ACTUAL SIZE 5.50 SD52 Ko A Ao=5.72mm AoA 8.08 0 SECTION A-A Bo=5.72mm Parts packaged on 13 Diameter reel, Direction of feed Ko=2.30mm 3,500 parts per reel. Dimensions are in millimeters. DC Current vs.Temperature SD52-1R2 SD52-101 100.0 100.0 90.0 90.0 80.0 80.0 70.0 70.0 60.0 60.0 50.0 50.0 40.0 40.0 30.0 30.0 20.0 20.0 10.0 10.0 0.0 0.0 0.00 0.10 0.20 0.30 0.40 0.50 0.60 0.70 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 Idc (A) Idc (A) OCL vs Isat Inductance Characteristics SD52 100 90 80 70 60 50 40 30 20 10 0 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 % of Isat Temperature Rise (Deg. C) OCL (%) Temperature Rise (Deg. C)