T PL IA N M CO *R oH S Features Applications Available in E12 values Input/output of DC/DC converters Height of 4.5 mm maximum Power supplies for: * Portable communication equipment * Camcorders * LCD TVs Current rating to 9.3 amps 10 0 RoHS compliant* SRR1240 Series - Shielded SMD Power Inductors Inductance 100 KHz Bourns Part No. SRR1240-1R0Y SRR1240-1R5Y SRR1240-2R4Y SRR1240-3R3Y SRR1240-3R9Y SRR1240-4R7M SRR1240-5R6M SRR1240-6R8M SRR1240-8R2M SRR1240-100M SRR1240-120M SRR1240-150M SRR1240-180M SRR1240-220M SRR1240-270M SRR1240-330M SRR1240-390M SRR1240-470M SRR1240-560M SRR1240-680M SRR1240-820M SRR1240-101M SRR1240-121K SRR1240-151K SRR1240-181K SRR1240-221K SRR1240-271K SRR1240-331K SRR1240-391K SRR1240-471K SRR1240-561K SRR1240-681K SRR1240-821K SRR1240-102K (H) Tol. % Q Typ. 1.0 1.5 2.4 3.3 3.9 4.7 5.6 6.8 8.2 10.0 12.0 15.0 18.0 22.0 27.0 33.0 39.0 47.0 56.0 68.0 82.0 100.0 120.0 150.0 180.0 220.0 270.0 330.0 390.0 470.0 560.0 680.0 820.0 1000.0 30 30 30 30 30 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 20 10 10 10 10 10 10 10 10 10 10 10 10 10 16 10 14 14 16 14 14 10 17 16 16 14 18 16 19 14 19 16 19 16 14 12 12 12 12 10 12 12 12 12 14 10 16 Test Freq. (MHz) SRF Typ. (MHz) RDC Max. (m) I rms Max. (A) I sat Typ. (A) **KFactor 7.96 7.96 7.96 7.96 7.96 7.96 7.96 7.96 7.96 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 2.52 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.796 0.252 85 80 54 43 39 33 35 34 32 27 25 22 20 16 15.5 15 14 13 12 11 10 8 7.8 7.5 7.0 6.6 6.0 5.5 5.0 4.5 4.0 3.8 3.5 2.8 7.0 9.5 11.5 15.0 15.0 18.0 20.0 23.0 27.0 32.0 38.0 47.0 55.0 67.5 85.0 97.0 120.0 135.0 170.0 200.0 250.0 300.0 370.0 440.0 550.0 660.0 780.0 950.0 1150.0 1350.0 1500.0 2000.0 2400.0 3000.0 9.30 9.20 8.00 6.80 6.35 6.00 5.40 5.20 4.50 4.00 3.80 3.50 3.20 3.00 2.55 2.30 2.15 2.00 1.80 1.50 1.35 1.25 1.20 1.10 0.98 0.92 0.80 0.75 0.70 0.62 0.55 0.50 0.45 0.42 9.20 9.00 7.80 6.50 6.20 5.60 5.10 4.70 4.30 4.00 3.60 3.20 3.00 2.60 2.35 2.10 2.00 1.80 1.65 1.50 1.35 1.20 1.15 1.05 0.95 0.90 0.80 0.75 0.65 0.60 0.52 0.48 0.42 0.40 160 131 111 96 96 85 76 69 63 58 50 47 41 37 34 31 28 26 24 22 20 18 16 14 13 12 11 10 9 8 7 7 6 6 I (peak-to-peak ripple current, A), determine core loss from Core Loss vs. Flux Density plot. Electrical Schematic Test Voltage ....................................0.1 V 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 & RI Wire ............. Enameled copper wire 130 Terminal ....................................Cu/Ni/Sn Rated Current ...............Ind. drop of 25 % typ. at Isat Temperature Rise .....................40 C max. at rated Irms Packaging .................... 800 pcs. per reel Product Dimensions 12.5 0.3 (.492 .012) 100 12.5 0.3 (.492 .012) 4.0 0.5 (.157 .020) 5.0 0.3 (.197 .012) Recommended Layout REF. 5.4 (.213) 7.0 TYP. (.276) 2.9 (.114) REF. WARNING Cancer and Reproductive Harm www.P65Warnings.ca.gov 6.8 (.268) REF. 2.9 (.114) REF. 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. SRR1240 Series - Shielded SMD Power Inductors Core Loss vs. Flux Density 10000 Core Loss (mW) 1000 800 KHz 500 KHz 300 KHz 200 KHz 100 KHz 50 KHz 10 KHz 100 10 1 0.10 0.01 10 100 1000 Flux Density Bp-p (gauss) 330 DIA. (12.99) 2.0 0.5 (.079 .020) 30.4 (1.197) 13.0 0.5 (.512 .020) DIA. 21.0 0.8 (.827 .031) 50.0 (1.969) 13.0 0.5 DIA. (.512 .020) 26 (1.024) 4 (.157) END 24 (.945) 5.3 (.209) 100 100 START DIMENSIONS: 100 MM (INCHES) 16.0 (.63) NO COMPONENT COMPONENTS NO COMPONENT 390 (15.354) 160 (6.299) USER DIRECTION OF FEED QTY: 800 PCS. PER REEL 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. 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