Inductors, Air Core Inductors and Baluns
These passive electrical components are designed to store energy in the form of a magnetic field, and we define them by their inductance, measured in Henries (H). Inductors take the form of a coil of wire wound around a magnetic core.
Inductors filter out high-frequency noise and minimize changes in current in power supplies, radio frequency (RF) circuits and audio circuits. Their resistance to current change makes them useful for designing filters, tuning circuits, and when paired with capacitors, smoothing out signals.
Sometimes referred to as an air core coil, an air core inductor is an insulated coil with nothing but air and windings in its core. These are typically deployed in RF circuits because of their low-loss characteristics.
Advantages of Air Core Inductors
●Absence of Nonlinearities: The inductance of an air core inductor doesn’t change in response to applied current or voltage because air doesn’t exhibit nonlinear magnetic properties.
●Absence of Saturation: Unlike ferromagnetic materials (e.g., iron, nickel, cobalt), air does not saturate. This means the inductance of an air-core inductor does not decrease significantly at high current levels.
●High Q Factor: Because air core inductors have no solid core material, there are no energy losses due to hysteresis or eddy currents, which makes their Q factor (a measure of efficiency) high.
These electrical transformers are designed to maintain balance. Baluns can convert between a balanced signal and an unbalanced signal. A balanced signal is one where there are equal voltages on two lines with opposite phases; an unbalanced signal refers to a single voltage on one line. A common example is radio and television antenna systems, where baluns help connect a balanced antenna to an unbalanced feed line (e.g., coaxial cable).
Baluns take many forms. For example, some baluns feature an impedance matching network, so they can match the impedance between the source and the load. This application is important in RF, where impedance mismatches can cause reflections and reduce system efficiency.
- |
- +1 赞 0
- 收藏
- 评论 0
本文由星晴123转载自Knowles Blogs,原文标题为:Inductors, Air Core Inductors and Baluns,本站所有转载文章系出于传递更多信息之目的,且明确注明来源,不希望被转载的媒体或个人可与我们联系,我们将立即进行删除处理。
相关推荐
【技术】Knowles带您一文读懂微带滤波器
楼氏电容自2020年收购IMC以来,进一步拓展了射频和微波滤波解决方案相关产品系列。在此期间,楼氏电容还就最受市场欢迎的滤波器类型之一——微带滤波器进行了持续创新,并拓展了相关产品系列。本文Knowles将带您一文读懂微带滤波器
技术探讨 发布时间 : 2023-03-10
Do You Know the Structure of the Inductor?
The inductor is generally composed of the framework, winding, shield, packaging material, magnetic core or iron core. In this article SOREDE will provide a detailed introduction.
技术探讨 发布时间 : 2024-03-15
What is X2Y and Why Would Knowles Uses It to Manufactures High-performance MLCCs?
X2Y® technology, which was developed by X2Y Attenuators, LLC, is based on a proprietary electrode arrangement embedded in passive components that can be manufactured using a variety of dielectrics. Using this innovative technology, Knowles Precision Devices manufactures high-performance MLCCs.
技术探讨 发布时间 : 2023-03-31
Looking Closer at Resonant Capacitors in Electric Vehicles
There are many types of DC/DC converters, and in this article, Knowles willl be focusing on resonant DC/DC converters.
厂牌及品类 发布时间 : 2022-02-27
顺络电子(Sunlord)电感器选型表
目录- Inductor
型号- MWSD1005C16NJTM81,SDWL4532C1R6KSTF,SDWL2012FW4R7MSTF,MWSD1005C17NGTM81,HQ0603H5N6HT01,MWSD1608FE6R8MT,SDFL1608L68NMTF,SDFL3216S5R6KTF,UHQ0402H3N9CP01,SDWL1608C18NGSTFM11,MWSD1005C14NGT,SDWL2520C82NJSTF,SDCL1608C56NKTDF,SDWL2012FW1R0KSTF,MWSD1005CR12KT,SDWL1608C27NHSTF,SDWL1608CP15NHSTF,SDWL2012CR30JSTF,SDWL2012CR54KSTF,MWSD1005F33NMT,HQ0402H30NHT01,SDCL1608C68NJTDF,SDCL1005C20NKTDF,SDWL2520FW1R8JSTF,SDCL1608CR68JTDF,HQ0603H36NHT01,SDWL2012C72NGSTF,SDWL1608C18NGSTFM01,SDWL2012C11NJSTF,SDFL1608T220KTF,MWSD1005C1N5BTM81,HQ0603QR10HT01,SDFL1608Q1R1MTF,SDCL1608C10NHTDF,SDWL1608C16NKSTF,SDWL2012C68NJSTF,SDWL1608CPR39JSTF,UHQ0402H0N3CP01,MCL1005NR22MT,MWSD1005C2N8CTM01,MWSD1005C2N9BTM01,SDCL0402H2N6ST01,SDWL4532CR12KSTF,HQ0603H0N6ST01,SDWL1608CP27NGSTF,MWSD1005C2N2JT,MWSD1005C11NJTM81,SDWL2012C56NKSTF,MWSD1005C8N7JT,HQ1005C1N8CT,SDWL1608C91NKSTF,SDCL0402H2N9CT01,SDCL1608C2N7BTDF,SDCL1005C4N3CTDF,SDFL1608LR82KTF,SDWL3225FWR12JSTF,SDCL0402H4N0ST01,SDCL1005CR36HTDF,HQ0603Q16NHT01,SDFL1608LR15MTF,SDCL1005C9N1JTDF,SDWL1608CP91NJSTF,HQ0603Q3N3BT01,SDWL2012CR43GSTF,SDWL2520FW6R8JSTF,HQ0603QR11JT01,SDWL2520C4N1JSTF,HQ0603Q1N9BT01,SDWL1608C39NGSTF,SDWL2012CP47NJSTF,SDWL2520FW8R2JSTF,SDWL3216C15NJSTF,SDWL3216CR15KSTF,MWSD1005C38NGT,SDWL1608CR24JSTF,SDCL0402H9N1JT01,SDCL0603QR12JT02B03,MWSD1005C2N2KT,MWSD1005FR39JTM01,SDWL1608C3N6KSTF,MWSD1005CP22NKSTF,MWSD1005CR12JT,SDWL2520CR23KSTF,SDWL2012C4R7KSTF,HQ1005C5N8ST,MWSD1005FR14JTM01,SDCL1005C82NJTDF,SDWL3225C12NGSTF,SDWL1608CR14HSTF,SDWL4532C2R1GSTF,HQ0603Q3N6ST01,MWSD1005C1N8ST,WL1608FSR78JTF,MWSD1005C8N7HT,SDWL1608CP4N3JSTF,MWSD1005C1N8KT,UHQ0402H4N3HP01,SDWL2012C29NGSTF,SDFL1608LR27MTF,MWSD1005C14NKT,SDWL1608CR15JSTF,MWSD1005CP3N3DSTF,SDHL1005C10NKTDF,SDCL1005C56NHTDF,SDWL1608C72NJSTFM01,MWSD1005C2N2CT,WL1608FSR33KTF,SDWL2520CR30GSTF,SDWL1608CR15GSTFM01,SDWL1608CR10KSTF,HQ0402H4N2CT01,HQ1005C2N2BT,UHQ0402H16NHP01,HQ0402H0N4BT01,SDWL2012C24NKSTF,SDWL2520C68NGSTF,HQ0402H1N1BT01,MWSD1005C8N7GT,MWSD1005C6N9HTM01,MWSD1005C9N1GTM01,SDWL2520C43NGSTF,MWSD1005C14NJT,SDCL0603Q56NHT02B03,SDCL1608C1N5CTDF,SDWL2520C180GSTF,SDFL3216Q1R8KTF,SDWL3216CR47JSTF,SDFL1005QR39LTF,HQ0603Q3N9CT01,HQ0603Q91NHT01,MWSD1005C2N2DT,WL1608FSR27KTFM01,SDWL4532C180KSTF,MWSD1005C2N9BTM81,HQ0603H1N3ST01,SDFL2012LR68MTF,SDFL3216S6R8KTF,UHQ0402H5N1JP01,MWSD1005CP13NGSTF,HQ0603Q2N9ST01,MWSD1005C12NGTM81,MWSD1005F33NKT,SDWL2012C43NJSTF,HQ0603H2N3CT01,MWSD1005C1N3DTM11,SDWL2012FW3R9KSTF,MWSD1005C7N0GTM01,SDWL2520CR77GSTF,SDFL2012T330LTF,SDWL3225FWR82JSTF,SDWL1608C9N1GSTF,SDCL0402H3N3ST01,SDCL1005C3N6CTDF,SDWL4532C93NKSTF,HQ0603Q4N0BT01,SDWL2520C20NKSTF,SDHL1005C22NJTDF,SDWL1608CP16NJSTF,MWSD1005F33NJT,SDWL1608CP47NHSTF,SDFL1608LR39MTF,SDWL3225FWR27KSTF,MWSD1005C14NHT,SDCL1608C18NJTDF,SDFL3216T470LTF,MWSD1005C1N3STM81,SDCL0603Q68NJT02B03,SDHL1005C47NJTDF,SDWL2012FW100JSTF,SDWL2520CR12GSTF,SDWL2520CR64JSTF,UHQ0402H4N3SP01,SDCL0603Q4N7JT02B03,HQ0402H3N2ST01,SDFL2012LR56MTF,SDFL2012LR10KTF,SDWL1608C4N3KSTF,SDWL2012C22NGSTF,SDFL1005L68NLTF,SDFL1005LR12KTF,MWSD1005C2N2BTM81,MWSD1005C3N6BTM81,SDWL2012C47NGSTF,MWSD1005C9N9JTM81,SDWL1608C82NGSTF,MWSD1005C9N8GTM01,MCL1608NR56JT,SDWL2012CR29GSTF,SDWL3225FW4R7KSTF,WL1608FS4R7MTF,MWSD1005C16NJTM01,SDFL2012Q2R7MTF,MWSD1005CP4N3JSTF,SDWL2520C6R8KSTF,UHQ0402H2N6BP01,HQ1005C8N7JT,SDWL2520C3R6KSTF,UHQ0402H3N3BP01,SDWL3225FWR68JSTF,SDWL4532C1R0JSTF,MWSD1005C7N7GTM81,SDWL2012CR36KSTF,SDWL3225C30NGSTF,SDWL2520C8R2KSTF,SDWL2012C31NKSTF,SDWL3216CR33KSTF,MWSD1005C1N3DTM81,SDWL2520FW3R9MSTF,SDWL3225C33NJSTF,SDWL3225FWR18KSTF,MWSD1005CP16NJSTF,MWSD1005C8N4KTM81,SDFL3216Q2R2LTF,MCL1608NR56KT,SDCL0402H1N6BT01,SDWL2012CR91JSTF,SDWL3225C3N9JSTF,SDWL2012CR16JSTF,SDCL1608CR12JTDF,MWSD1005C9N2JTM81,SDWL3216CR22GSTF,MWSD1005C91NKT,SDWL2520C4N7KSTF,SDWL3225CR13JSTF,SDWL3225C5R6JSTF,MWSD1005CP1N0SSTF,SDWL3225CR56JSTF,SDCL1005C6N2BTDF,MWSD1005C1N5BTM01,MWSD1005C6N2ST,SDWL2520CR50KSTF,MWSD1005C2N7DTM01,HQ0603H11NHT01,SDFL2012LR22KTF,WL1608FS180JTF,SDWL2520FW5R6KSTF,SDWL2520C36NGSTF,HQ1005C2N2CT,SDWL2520C1R8KSTF,HQ0603Q2N1CT01,MWSD1005CH82NHSTF,SDWL2520C27NKSTF,SDWL1608CPR10JSTF,MWSD1005CP27NGSTF,SDWL3216C47NJSTF,MWSD1005CP51NHSTF,SDWL2012C36NJSTF,SDWL1608C6N2JSTF,SDCL0603Q7N5HT02B03,MWSD1005C91NJT,MWSD1005C2N4KTM81,MWSD1005C4N9CTM01,SDWL2520CR86GSTF,MWSD1005C6N9HTM81,SDWL2012CR86JSTF,SDCL0402H2N3BT01,SDWL2520FW1R0MSTF,UHQ0402H1N5BP01,SDHL1608C39NKTDF,MWSD1005C1N8JT,SDCL0402H0N5BT01,SDWL2012CR72KSTF,MWSD1005C2N2BT,HQ0603H18NHT01,SDCL0603Q22NHT02B03,SDWL2012FW2R2JSTF,SDWL2520C64NJSTF,HQ0402H2N5ST01,SDWL3225FW1R2MSTF,HQ0603H1N6CT01,SDFL1005L47NMTF,SDFL1608Q4R7MTF,MCL1608NR56MT,SDWL3216FW180JSTF,MWSD1005C3N9JTM81,MWSD1005C2N8CTM81,SDCL0603Q2N7ST02B03,MWSD1005C58NJTM81,WL1608FSR39MTFM01,MCL1005NR22KT,HQ0402H2N8CT01,MWSD1005F70NKTM01,SDWL1608CP3N6JSTF,UHQ0402H8N2HP01,MCL1608NR12JT,MWSD1005C5N0BTM01,SDWL1608C23NKSTF,SDWL1608C12NGSTFM01,HQ0603Q10NJT01,MWSD1005CHR22GSTF,HQ1005C6N2ST,MWSD1005C1N8CT,SDWL1608C4N7SSTF,UHQ0402H2N9SP01,SDFL3216LR33MTF,MWSD1005C91NHT,MWSD1005CR12GT,SDFL1005LR15LTF,SDWL1608CP5N6KSTF,
光颉科技(Viking)电阻/电容/电感选型指南
目录- Introduction of Viking Resistors/Capacitors Chip Inductor / Chip Bead Power Inductor Application Field
型号- PD3308,CMC0502,CRW25.A,SDB0630,SWR10.A,SDIM0312,SDIM0310,DRGH895,PCS62B,PD3316,MF06.A,PS3316,LRP12H,LRP06.A,SDB0620,MLP03,MLP04,MLP08,DRGH664,SDB0625,MOF1765,SWR05,SWR02,SWR03,CMX05G,SWR06,DRGR110,MOF0623,CMX05B,MFR1550,SDIM0210,FMR1550,TCS12,TCS10,SDIA0420-G,PCD0705,NL08,NL02,NL03,KNP1145,PCD0703,NL05,CL03-S,CMX04B,CMX04G,CMH06,SDRH0845,TCS06,TCS05,CMH05,SDIM02512,TCS03,NL10,TCS02,SDIM02510,NL12,VLH252010E,PD3340,STR35,KNP2480,PCDR0728,SWR12.A,SMA0320,MOF1550,PCDR0732,PCDR0730,4T10,SDB0420,MFR1145,SMA0315,SMA0310,4T06,SMA0312,VLH252012E,CN-41,LRJ03,LRJ02,SDB0530,SDB0650,ARHV06,LRJ05,DRGH110,PCS64B,LRJ06,PCD0502,PCD0503,PCD0504,MF05.A,SOIA0418-G,LRJ12,ARHV13,SDB0520,MOF0932,SDIA0520-G,CN-42,TAR05,CN-43,TAR06,LRJ10,TAR03,AS10.A,TAR02,ARG05,ARG02,ARG03,VLH322520,ARG06,TR50H,AS02.A,TR20,SMA0520,PCS129,SMA0515,PCD0403,KNP1760,RT-12,PCS124,PCS127,PCS125,VLH322515,SWR03.A,CSW62,CN-21,SMA0512,MCHL,SMA0510,SCDS3D18,PCDR1275,AS0A.A,TR35,SDIA0628-G,CRW62,AS01.A,SWR13.A,SCDA3D15,MF10,SMA0420,SCDA3D18,DRGR875,MF12,PSDB1005,PSDB1004,PCDR1045,PSDB1003,SCDA3D12,SDN1040,SDIA0312,PCD0301,PCD0302,NL10 (C),MFR0623,SDIA0310,SDIA0430,SCDA2D15H,PCM9070,SDIA0315,AS12.A,SWR02.A,SMA0412,SCDA2D15L,CR-E5,MF03,MF05,SMA0415,MF06,TR30,SMA0410,FMR1145,RS-10,RS-12,MOF1145,KNP1550,MFR0318,SDIA02512-G,PCM7060,SDB1365,DRGH855,MGR1145,HVRC12,MOF2485,AS06,RS-03,RS-02,SDB1350,AS05,SWR13,AS02,CL02-S,AS03,AS01,MFD1040,HVRC0A,SWR05.A,CSW20,CMX06B,NL03 (C),RS-0A,SWR12,SDIA0540-G,MCLI,SWR10,RS-05,HVRC06,RS-06,CSW25,SCDA2D18,TR50,SDIA0430-G,RT-03,SCDA2D10,SDB1340,CSRP0207,CSRP0204,AS12,AS10,RI-10,CRW20,SCDA2D18H,RT-0A,DRGH875,RT-05,AS03.A,RT-06,VLH252510,CRW25,AS0A,SMA0620,CNA42,LRS1575,CNA43,SMA0615,AR05,AR06,CL01-S,AR03,AR01,AR02,DRGR664,SMA0610,CSW08,SMA0612,RI-02,AS-21,PCDS125B,CRG10,RAM13,SCDS6D28,LR12,CRW08,LR10,SDIA0620,SDB1040,HVR0A,AR12,AR13,AR10,PCDS63B,CRG12,SDIA0628,HVR06,CSRF0102,CSR0204,CSR0207,HVR05,AS06.A,HVR02,HVR03,PWR10,DIA0315-G,VLH322515(C),PWR12,MF10.A,PWR13,CRG0A,RAM05,RAM02,RAM03,RAM06,SDIA0610,PCDS74B,LR06,SDIA0612,HVR12,RAM12,RAM10,AS-43,AS-41,AS-42,CRW62.A,SDIA0840,NL12 (C),ML03~06,MFD0727,PD5022,CSRF0204,AS05.A,PS1608,CSRF0207,CRG06,CS06,CS05,CRG05,CRG02,CS03,CRG03,CS02,MCRF,CS01,CRG01,SWR06.A,TR100,PCDR1255,SCDS5D18,PCD1004,PCD1005,CMA06,PCD1006,CS13,CS12,SDIA0540,CS10,PCDS105B,PCDR1265,ARN12,ARTP03,ARTP05,HMR05,SDIA0410,HMR06,SDIA0412,CRW08.A,CS25,SDIA0418,SDIA0415,MGR1550,PD1608,SMP404020,ARN06,ARTP02,SCDS4D28,NL05 (C),SDIA0520,CS37,MFR0932,SDIA0528,SDIA0645,SCDS4D22,CN-41.A,SCDS4D18,PWR05,PWR06,LRS1050,LRP12.A,PWR02,PWR03,MLP(H)08,SDIA0840-G,PCS74,PCS73,ML(H)05~08,CN-42.A,LRS0630,MGR0932,CSRV0102,AS-42.A,CNF42,CNF43,MLP(H)04,VLH453226(C),MLP(H)06,CS62,ARP06,FMR0623,LRP06,SDIA0620-G,CSM02,CRW20.A,PCDR0745,PCDR0628,CS75,PCSH127,CSN13,SDN0618,CN-43.A,AS-41.A,VLH575047C,CSM12,CSRV0204,CSM10,CSRV0207,CNF22,AL01,AL02,CSM06,SDN0624,CSM05,SCDS5028,CSM03,MF03.A,LRP10,LRP12,PR10,CFS0207,PR12,CFS0204,TFAN43,SDN0630,NL08 (C),SDN0518,CN-21.A,MF12.A,PR03,PR02,PR05,PSDB5028,AS-21.A,CSN12,VLH322520(C),CSN10,PR06,SDN0530,PS5022,WL03,WL05,WL06,CSN06,CSN05,WL08,MC(F)10,MGR0623,MC(F)12,WL02,CFS0309,SDIA0645-G,CR-01,SDN0420,MC(F)03,SDN0412,MC(F)05,MC(F)06,SDIM0412,MC(F)08,SDIM0410,ISDIA0420,MC(F)01,MC(F)02,VLH453226,FMR0932,AS-43.A,SCDS6D38,CR-12,CR-10,CR-06,CR-05,CR-02,CR-03,CR-0A,KNP0932
Knowles(楼氏电子)射频滤波器(定制产品)选型指南
目录- Company Profile Technology Capabilities Ceramic Technology Package Option Ceramic Resonators Cavity Filters Lumped Element Filters Bandpass Filters Bandreject Filters Lowpass and Highpass Dual Bands / Multi-Bands & Diplexers Multiplexers Specialty Filters Space Heritage
型号- 942274,943440,943441,943442,943443,918565,936908,940694,943480,932199,938738,936754,930257,941699,938533,935061,938576,938571,935265,934450,935264,935384,935263,942225,931406,940121,933827,936669,932342,936741,935535,935579,943503,943504,941008,942658,943627,936740,938044,942330,942331,942651,943501,943502,935838,938949,939606,936735,940989,932413,937501,938556,DR03F36Q1550AYB,933984,938635,908704,937144,936333,923787,943452,942320,942080,930615,931396,940417,937017,938663,931190,938660
Knowles Achieves a Benchmark for Excellence: MIL-PRF-55681-Qualified Capacitors for Mission-Critical Defense Applications
Knowles sought MIL-PRF-55681 qualification for ten capacitor styles manufactured and tested in the United States. With this qualification, customers can be assured that they are using robust and dependable ceramic capacitors in their mission-critical systems.
产品 发布时间 : 2024-08-17
Knowles(楼氏电子)微波产品选型指南
目录- Microwave Products Microstrip Filter Overview Filter Catalog Part Number Structure Bandpass Filter Lowpass Filter Highpass Filter Cavity Filters Resonators Notch Filters Custom and Build-to-Print Integrated R-C Networks Couplers Gain Equalizers mmWave Filters Speciality Kits SatCom Offerings User Guidelines:Chip and Wire or Hybrid Assembly User Guidelines:Surface Mount Recommend Reflow for Surface Mount
型号- FPC06302,H100XHXS,PDW08607,PDW08605,PDW08606,AEQ2234,B076MB6S,L288XC3S,PDW07630,AEQ03042,PDW08604,B148LA2S,B280LB0S,B280MD1S,L220XH5S,FPC07643,B056MB5S,B028LB7S,B099NC4S,B191KA1S,B080MB5S,B061MB6S,B033ND5S,PDW07069,B168MB1S,DEB-B274MB1S,DEB-B385MDOS,B083LB6S,L204XF4S,PDR05848,B119LB1S,B065NC5S,B210LA0S,AEQ03055,J30BLBA032LX1,B20BLSBN01,N016MD9S,FHC10290,FHC10291,FHC10292,FHC10293,B012MD5S,FHC10288,FHC10289,J30BJBA002LX3,AEQ05470,AEQ02199,AEQ05471,AEQ05472,B052NC5S,C079KB1S,AEQ05467,AEQ05468,AEQ05469,PDR06120,L157XG3S,B148QF0S,H140XHXS,B350NB2S,B105MB5S,PDW06984,PDR06390,B056RC4S,C142KB0S,PDW09692,B047MC5S,B094LA2S,FPC06630,B032ND5S,B102MC1S,FPC06078,B285LB2S,FPC06077,FPC06076,PDW07948,B115NB4S,B119MB1S,B111NC4S,B230LA0S,AEQ05246,L254XF3S,PDR06380,FPC06075,FPC06074,B042OD4S,FPC06073,B060NC5S,B142LA2S,B145LB1S,B380KA1S,B274MB1S,FPC06882,FPC06881,J30BJBA032LX1,B180MA1S,PDW06407,PDW06089,PDW06400,B192NB2S,PDW06401,H120XHXS,B220LA0S,B280LA0S,B280MC1S,N012ME9S,B118LB4S,B291MB0S,B070MB6S,FHC09097,B121MB4S,FHC09096,B040RG9S,B070NC5S,B393KD0S,J30BLBA002LX3,B095MB1S,B057MC5S,B20BHSBN01,FPC07183,FPC07182,B120MB1S,FPC07181,FPC07180,FPC06149,L128XH4S,FPC07234,AEQ3042,B024RF2S,B100MC5S,AEQ2199,FPC06701,FPC06700,DEB-B259MC1S,PDW08324,PDW08323,B031ND5S,B207LA0S,H080XHXS,B116NC5S,H168XHXS,FPC06154,FPC06153,PDW06933,AEQ3055,FPC07803,FPC07802,L065XG9W,L065XG9S,B138LA2S,B138MB1S,B190MB1S,FPC06152,B055NC5S,FPC06151,FPC06150,B200LA0S,PDW06011,J30BJBA022LX2,B058MD7S,AEQ2050,FPC06164,B28BJBFN01,PDW05758,B089NC4S,FHC09101,B028RF2S,FHC09102,AEQ05510,B260MB2S,FPC06719,B150OG0S,PDW06041,B385MD0S,B062MC55,L050XF9S,AEQ02234,AEQ06042,B149MC1S,B289KA0S,PDW06398,PDW06399,PDW06038,B381KD0S,J30BLBA012LX4,B040MB5S,B112MB1S,B240LA0S,FPC09291,B259MC1S,H160XHXS,B161LA0S,B081RC0S,B250LA0S,B280MF1S,L185XF4S,B096QC2S,FPC06913,B305LA0S,L157XF3W,L060XD9S,L095XG9S,B479KB0S,L185XF4W,B120RF0S,B039NC5S,FPC07337,B160KA1S,B279KB1S,J30BLBA022LX2,H182XHXS,B144MB1S,PDW07691,B038NC4S,B424MEZS,L117XH4S,B097MB0S,L117XH4W,B050ND4S,B016MD6S,B28BHBFN01,B28BTBFN01,B127MB2S,B165LA1S,J30BJBA012LX4,H060XHXS
电子商城
现货市场
登录 | 立即注册
提交评论