T PL IA N M CO *R oH S Features Applications Available in E6 series Input/output of DC/DC converters Unit height of 2.8 mm Power supplies for: * Portable communication equipment * Camcorders * LCD TVs Current up to 0.72 A 100 RoHS compliant* SRU3028 Series - Shielded SMD Power Inductors Bourns Part Number Inductance @ 100 KHz Tol. L (H) (%) Q Ref. Test Freq. (MHz) SRF Typ. (MHz) RDC (m) I rms Max. (A) I sat Typ. (A) **KFactor SRU3028-100Y 10.0 30 20 7.96 35 160 0.72 0.86 276 SRU3028-150Y 15.0 30 18 2.52 25 230 0.66 0.72 241 SRU3028-220Y 22.0 30 18 2.52 15 270 0.60 0.62 214 SRU3028-330Y 33.0 30 20 2.52 10 450 0.47 0.48 180 SRU3028-470Y 47.0 30 20 2.52 8 815 0.32 0.38 133 SRU3028-680Y 68.0 30 20 2.52 7 1400 0.24 0.28 112 SRU3028-101Y 100.0 30 20 0.796 5 2200 0.19 0.21 91 I (peak-to-peak ripple current, A), determine core loss from Core Loss vs. Flux Density plot. Core Loss vs. Flux Density 1000 Test Voltage ....................................0.1 V .. 230 C, 50 sec. max. Operating Temperature ................................-40 C to +125 C (Temperature rise included) Storage Temperature ................................-40 C to +125 C Resistance to Soldering Heat ............................. +260 C for 10 sec. Moisture Sensitivity Level ..................... 1 ................. N/A Materials Core ....................Ferrite DR and RI core Wire ............ Enameled copper (Class F) Terminal ....................................Ag/Ni/Sn Rated Current ...................Ind. drop 35 % typ. at Isat Temperature Rise .....................40 C max. at rated Irms Packaging .................... 600 pcs. per reel 100 Core Loss (mW) Product Dimensions 3.5 0.2 (.138 .008) 10 1 MHz 500 KHz 300 KHz 200 KHz 100 KHz 50 KHz 1 100 0.1 3.3 0.2 (.130 .008) 0.01 100 1000 2.8 0.2 (.110 .008) 10000 Flux Density Bp-p (gauss) Inductor Connection Recommended Layout REF. 1.8 (.071) 0.5 TYP. (.020) ER REF. 4.2 (.165) LC R M ET 1.1 (.043) TYP. 1.3 REF. (.051) Electrical Schematic 1.2 (.047) REF. WARNING Cancer and Reproductive Harm www.P65Warnings.ca.gov 2.30 TYP. (.091) TYP. 0.5 (.020) DIMENSIONS: MM (INCHES) *RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. SRU3028 Series SMD Power Inductors SRF0504 Series- -Shielded Line Filter 178 DIA. (7.008) 2.0 0.5 (.079 .020) 16.5 (.650) COVER TAPE 13.0 0.5 (.512 .020) DIA. 21.0 0.8 (.827 .031) EMBOSSED CAVITY 50.0 (1.969) 13.0 0.5 DIA. (.512 .020) EMBOSSED CARRIER 12.0 (.472) 14 (.551) 4 (.157) END 100 100 START 100 8 (.315) NO COMPONENT 160 (6.299) NO COMPONENT COMPONENTS 400 (15.748) USER DIRECTION OF FEED QTY: 600 PCS. PER REEL DIMENSIONS: MM (INCHES) REV. 03/18 Specifications are subject to change without notice. Users should verify actual device performance in their specific applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf. Legal Disclaimer Notice This legal disclaimer applies to purchasers and users of Bourns(R) products manufactured by or on behalf of Bourns, Inc. and P[ZHSPH[LZJVSSLJ[P]LS)V\YUZ Unless otherwise expressly indicated in writing, Bourns(R) products and data sheets relating thereto are subject to change ^P[OV\[UV[PJL<ZLYZZOV\SKJOLJRMVYHUKVI[HPU[OLSH[LZ[YLSL]HU[PUMVYTH[PVUHUK]LYPM[OH[Z\JOPUMVYTH[PVUPZJ\YYLU[ and complete before placing orders for Bourns(R) products. The characteristics and parameters of a Bourns(R) product set forth in its data sheet are based on laboratory conditions, and statements regarding the suitability of products for certain types of applications are based on Bourns' knowledge of typical requirements in generic applications. 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