T Features Inductance range: 4.7 to 1000 H Heating current up to 8.2 A 0 AE C- Q2 *Ro 00 HS CO an M d PL IA N Shielded construction 47 AEC-Q200 compliant RoHS compliant* and halogen free** SRR1280A Series - Shielded Power Inductors Bourns Part Number Inductance L (H) SRR1280A-4R7Y 4.7 SRR1280A-6R8Y 6.8 SRR1280A-8R2Y 8.2 SRR1280A-100M 10 SRR1280A-120M 12 SRR1280A-150M 15 SRR1280A-180M 18 SRR1280A-220M 22 SRR1280A-270M 27 SRR1280A-330M 33 SRR1280A-390M 39 SRR1280A-470M 47 SRR1280A-560M 56 SRR1280A-680M 68 SRR1280A-820M 82 SRR1280A-101M 100 SRR1280A-121K 120 SRR1280A-151K 150 SRR1280A-181K 180 SRR1280A-221K 220 SRR1280A-271K 270 SRR1280A-331K 330 SRR1280A-391K 390 SRR1280A-471K 470 SRR1280A-561K 560 SRR1280A-681K 680 SRR1280A-821K 820 SRR1280A-102K 1000 Q Tol. Test Frequency/ (Ref.) (%) Voltage Test Freq. (MHz) SRF (MHz) Typ. DCR (m) Max. I rms (A) I sat (A) 30 30 30 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 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 30 22 20 17 15 13 12 11 10 9.5 8.5 7.5 7 6.5 5 4.5 4.3 4.1 4 3.4 3.1 2.9 2.7 2.2 2 1.7 1.4 1.3 15.5 18.5 20.5 19.5 28.0 28.5 35.0 38.6 52.0 57.0 70.0 80.0 100.0 120.0 130.0 150.0 200.0 270.0 300.0 400.0 450.0 600.0 680.0 880.0 960.0 1300.0 1500.0 1700.0 8.20 7.60 6.20 6.00 5.60 5.20 4.80 4.30 3.90 3.50 3.20 2.90 2.60 2.40 2.30 2.10 1.95 1.85 1.75 1.60 1.20 1.10 1.00 0.90 0.80 0.75 0.70 0.68 8.80 8.00 6.80 6.30 6.00 5.00 4.60 4.10 3.70 3.30 3.10 2.80 2.50 2.30 2.20 2.00 1.95 1.90 1.88 1.70 1.60 1.40 1.40 1.25 1.15 0.97 0.94 0.80 100 KHz/1 V 100 KHz/1 V 100 KHz/1 V 1 KHz/1 V 1 KHz/1 V 1 KHz/1 V 1 KHz/1 V 1 KHz/1 V 1 KHz/1 V 1 KHz/1 V 1 KHz/1 V 1 KHz/1 V 1 KHz/1 V 1 KHz/1 V 1 KHz/1 V 1 KHz/1 V 1 KHz/1 V 1 KHz/1 V 1 KHz/1 V 1 KHz/1 V 1 KHz/1 V 1 KHz/1 V 1 KHz/1 V 1 KHz/1 V 1 KHz/1 V 1 KHz/1 V 1 KHz/1 V 1 KHz/1 V How to Order 22 20 22 24 26 26 24 20 26 28 24 24 24 20 20 18 16 24 24 24 20 18 20 20 20 26 20 40 Operating Temp. .........-40 C to +125 C (Temperature rise included) Storage Temp. ............-40 C to +125 C Resistance to Soldering Heat ............................. +245 C for 10 sec. Temperature Rise ......................40 C typ. at rated I rms Inductance Drop .......... 25 % typ. at I sat Moisture Sensitivity Level .....................1 ESD Classification (HBM) .................N/A Materials Core ..............................................Ferrite Wire ............................Enameled copper Terminal Finish ...................................Sn Packaging .................... 400 pcs. per reel Product Dimensions 12.5 0.3 (.492 .012) 100 12.5 0.3 (.492 .012) 7.5 0.5 (.295 .020) 5.0 0.3 (.197 .012) 2.5 0.15 (.098 .006) Electrical Schematic SRR1280A - 100M Model 7.0 TYP. (.276) 12.0 0.3 (.472 .012) Value Code (see table) Recommended Layout 5.4 (.213) 2.9 (.114) 6.8 (.268) WARNING Cancer and Reproductive Harm - www.P65Warnings.ca.gov * RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011. **Bourns considers a product to be "halogen free" if (a) the Bromine (Br) content is 900 ppm or less; (b) the Chlorine (Cl) content is 900 ppm or less; and (c) the total Bromine (Br) and Chlorine (Cl) content is 1500 ppm or less. 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 DIMENSIONS: MM (INCHES) 2.9 (.114) SRR1280ASeries Series - Shielded Power Inductors SRF0504 Line Filter Peak Temperature 245 max. Max. Peak Temperature -5 30 sec. max. Max. Time Above 217 : 60~150 sec. max. Temperature Rising Area Preheat Area Reflow Area Forced Cooling Area +4.0 C/Sec. Max. 150~200 C / 60~120 Sec. +3.0 C/Sec. Max. -(1.0~5.0) C/Sec. Max. Peak Temperature: 245 C Temperature (C) 250 217 C 60~150 Sec. 200 60 Sec. Max. 150 60~120 Sec. 100 50 50 0 100 150 200 250 Time (Seconds) L vs. IDC SRR1280A-4R7Y SRR1280A-471K 500.0 4.40 450.0 4.30 400.0 4.20 350.0 L (uH) L (uH) 4.50 4.10 4.00 300.0 250.0 3.90 200.0 3.80 150.0 3.70 100.0 L @ 25 3.60 L @ 125 0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 L @ 25 50.0 3.50 0.0 0.0 9.0 0.2 0.4 0.8 1.0 1.2 SRR1280A-102K SRR1280A-270M 1,200.0 25.0 1,000.0 20.0 800.0 L (uH) L (uH) 0.6 IDC (A) IDC (A) 30.0 L @ 125 15.0 10.0 600.0 400.0 5.0 200.0 L @ 25 L @ 125 0.0 L @ 25 L @ 125 0.0 0.0 0.5 1.0 1.5 2.0 IDC (A) 2.5 3.0 3.5 4.0 4.5 0.0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 IDC (A) 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 disclaimers as set forth on the last page of this document, and at www.bourns.com/legal/disclaimer.pdf. SRR1280A Series - Shielded Power Inductors Temperature vs. IDC SRR1280A-4R7Y 70.0 60.0 70.0 50.0 60.0 T (C) T (C) SRR1280A-471K 80.0 T @ 25 40.0 30.0 T @ 25 50.0 40.0 30.0 20.0 20.0 10.0 10.0 0.0 0.0 0.0 1.0 2.0 3.0 4.0 5.0 6.0 7.0 8.0 9.0 0.0 0.2 0.4 IDC (A) SRR1280A-270M 70.0 1.0 1.2 T @ 25 60.0 50.0 50.0 T (C) T (C) 0.8 SRR1280A-102K 70.0 T @ 25 60.0 0.6 IDC (A) 40.0 30.0 40.0 30.0 20.0 20.0 10.0 10.0 0.0 0.0 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 4.5 0.0 0.1 0.2 IDC (A) 330 DIA. (12.99) 2.0 0.5 (.079 .020) 0.3 0.4 0.5 0.6 0.7 0.8 IDC (A) 30.4 (1.197) 13.0 (.512) DIA. 21.0 0.8 (.827 .031) 60.0 -0 (2.362 -0) 13.0 DIA. (.512) 26 +0 (1.024 +0) 24.0 (.945) 4.0 (.157) END 24 (.945) 100 100 START DIMENSIONS: 100 20.0 (.787) NO COMPONENT 200 (7.87) COMPONENTS MM (INCHES) USER DIRECTION OF FEED QTY: 400 PCS. PER REEL NO COMPONENT 400 (15.75) 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 disclaimers as set forth on the last page of this document, and at www.bourns.com/legal/disclaimer.pdf. SRR1280A Series - Shielded Power Inductors Tel: +886-2 2562-4117 * Email: asiacus@bourns.com EMEA: Tel: +36 88 520 390 * Email: eurocus@bourns.com The Americas: Tel: +1-951 781-5500 * Email: americus@bourns.com www.bourns.com REV. 05/18 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 disclaimers as set forth on the last page of this document, and at www.bourns.com/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. The characteristics and parameters of a Bourns(R)WYVK\J[PUH\ZLYHWWSPJH[PVUTH]HY MYVT[OLKH[HZOLL[JOHYHJ[LYPZ[PJZHUKWHYHTL[LYZK\L[VP[OLJVTIPUH[PVUVM[OL)V\YUZ(R) product with other components PU[OL\ZLYZHWWSPJH[PVUVYPP[OLLU]PYVUTLU[VM[OL\ZLYHWWSPJH[PVUP[ZLSM;OLJOHYHJ[LYPZ[PJZHUKWHYHTL[LYZVMH)V\YUZ(R) WYVK\J[HSZVJHUHUKKV]HYPUKPLYLU[HWWSPJH[PVUZHUKHJ[\HSWLYMVYTHUJLTH]HYV]LY[PTL<ZLYZZOV\SKHS^HZ]LYPM the actual performance of the Bourns(R)WYVK\J[PU[OLPYZWLJPAJKL]PJLZHUKHWWSPJH[PVUZHUKTHRL[OLPYV^UPUKLWLUKLU[ Q\KNTLU[ZYLNHYKPUN[OLHTV\U[VMHKKP[PVUHS[LZ[THYNPU[VKLZPNUPU[V[OLPYKL]PJLVYHWWSPJH[PVU[VJVTWLUZH[LMVY KPLYLUJLZIL[^LLUSHIVYH[VYHUKYLHS^VYSKJVUKP[PVUZ <USLZZ)V\YUZOHZL_WSPJP[SKLZPNUH[LKHUPUKP]PK\HS)V\YUZ(R) product as meeting the requirements of a particular industry Z[HUKHYKLN0:6;: VYHWHY[PJ\SHYX\HSPAJH[PVULN<3SPZ[LKVYYLJVNUPaLK)V\YUZPZUV[YLZWVUZPISLMVYHU MHPS\YLVMHUPUKP]PK\HS)V\YUZ(R)WYVK\J[[VTLL[[OLYLX\PYLTLU[ZVMZ\JOPUK\Z[YZ[HUKHYKVYWHY[PJ\SHYX\HSPAJH[PVU<ZLYZ of Bourns(R) products are responsible for ensuring compliance with safety-related requirements and standards applicable to [OLPYKL]PJLZVYHWWSPJH[PVUZ Bourns(R)WYVK\J[ZHYLUV[YLJVTTLUKLKH\[OVYPaLKVYPU[LUKLKMVY\ZLPUU\JSLHYSPMLZH]PUNSPMLJYP[PJHSVYSPMLZ\Z[HPUPUN HWWSPJH[PVUZUVYPUHUV[OLYHWWSPJH[PVUZ^OLYLMHPS\YLVYTHSM\UJ[PVUTHYLZ\S[PUWLYZVUHSPUQ\YKLH[OVYZL]LYLWYVWLY[ VYLU]PYVUTLU[HSKHTHNL<USLZZL_WYLZZSHUKZWLJPAJHSSHWWYV]LKPU^YP[PUNI[^VH\[OVYPaLK)V\YUZYLWYLZLU[H[P]LZ on a case-by-case basis, use of any Bourns(R)WYVK\J[ZPUZ\JO\UH\[OVYPaLKHWWSPJH[PVUZTPNO[UV[ILZHMLHUK[O\ZPZH[ [OL\ZLYZZVSLYPZR3PMLJYP[PJHSHWWSPJH[PVUZPUJS\KLKL]PJLZPKLU[PALKI[OL<:-VVKHUK+Y\N(KTPUPZ[YH[PVUHZ*SHZZ000 KL]PJLZHUKNLULYHSSLX\P]HSLU[JSHZZPAJH[PVUZV\[ZPKLVM[OL<UP[LK:[H[LZ )V\YUZL_WYLZZSPKLU[PALZ[OVZL)V\YUZ(R)Z[HUKHYKWYVK\J[Z[OH[HYLZ\P[HISLMVY\ZLPUH\[VTV[P]LHWWSPJH[PVUZVUZ\JO WYVK\J[ZKH[HZOLL[ZPU[OLZLJ[PVULU[P[SLK(WWSPJH[PVUZ<USLZZL_WYLZZSHUKZWLJPAJHSSHWWYV]LKPU^YP[PUNI[^V H\[OVYPaLK)V\YUZYLWYLZLU[H[P]LZVUHJHZLIJHZLIHZPZ\ZLVMHUV[OLY)V\YUZ(R)Z[HUKHYKWYVK\J[ZPUHUH\[VTV[P]L HWWSPJH[PVUTPNO[UV[ILZHMLHUK[O\ZPZUV[YLJVTTLUKLKH\[OVYPa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ourns(R)Z[HUKHYKWYVK\J[ZHYLUV[[LZ[LK[VJVTWS^P[O<UP[LK:[H[LZ-LKLYHS(]PH[PVU(KTPUPZ[YH[PVUZ[HUKHYKZNLULYHSS VYHUV[OLYNLULYHSSLX\P]HSLU[NV]LYUTLU[HSVYNHUPaH[PVUZ[HUKHYKHWWSPJHISL[VWYVK\J[ZKLZPNULKVYTHU\MHJ[\YLKMVY \ZLPUHPYJYHM[VYZWHJLHWWSPJH[PVUZ)V\YUZL_WYLZZSPKLU[PALZ)V\YUZ(R) standard products that are suitable for use in aircraft VYZWHJLHWWSPJH[PVUZVUZ\JOWYVK\J[ZKH[HZOLL[ZPU[OLZLJ[PVULU[P[SLK(WWSPJH[PVUZ<USLZZL_WYLZZSHUKZWLJPAJHSS HWWYV]LKPU^YP[PUNI[^VH\[OVYPaLK)V\YUZYLWYLZLU[H[P]LZVUHJHZLIJHZLIHZPZ\ZLVMHUV[OLY)V\YUZ(R) standard WYVK\J[PUHUHPYJYHM[VYZWHJLHWWSPJH[PVUTPNO[UV[ILZHMLHUK[O\ZPZUV[YLJVTTLUKLKH\[OVYPaLKVYPU[LUKLKHUKPZH[ the user's sole risk. ;OL\ZLHUKSL]LSVM[LZ[PUNHWWSPJHISL[V)V\YUZ(R) custom products shall be negotiated on a case-by-case basis by Bourns and the user for which such Bourns(R)J\Z[VTWYVK\J[ZHYLZWLJPHSSKLZPNULK(IZLU[H^YP[[LUHNYLLTLU[IL[^LLU)V\YUZ HUK[OL\ZLYYLNHYKPUN[OL\ZLHUKSL]LSVMZ\JO[LZ[PUN[OLHIV]LWYV]PZPVUZHWWSPJHISL[V)V\YUZ(R) standard products shall also apply to such Bourns(R) custom products. Users shall not sell, transfer, export or re-export any Bourns(R)WYVK\J[ZVY[LJOUVSVNMVY\ZLPUHJ[P]P[PLZ^OPJOPU]VS]L[OL KLZPNUKL]LSVWTLU[WYVK\J[PVU\ZLVYZ[VJRWPSPUNVMU\JSLHYJOLTPJHSVYIPVSVNPJHS^LHWVUZVYTPZZPSLZUVYZOHSS[OL\ZL Bourns(R)WYVK\J[ZVY[LJOUVSVNPUHUMHJPSP[^OPJOLUNHNLZPUHJ[P]P[PLZYLSH[PUN[VZ\JOKL]PJLZ;OLMVYLNVPUNYLZ[YPJ[PVUZ HWWS[VHSS\ZLZHUKHWWSPJH[PVUZ[OH[]PVSH[LUH[PVUHSVYPU[LYUH[PVUHSWYVOPIP[PVUZPUJS\KPUNLTIHYNVZVYPU[LYUH[PVUHS YLN\SH[PVUZ-\Y[OLY)V\YUZ(R) products and Bourns technology and technical data may not under any circumstance be exported or re-exported to countries subject to international sanctions or embargoes. Bourns(R) products may not, without WYPVYH\[OVYPa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bilingual versions are available at: Web Page: http://www.bourns.com/legal/disclaimers-terms-and-policies PDF: http://www.bourns.com/docs/Legal/disclaimer.pdf *9