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径向电感有品质因数这个参数吗?为什么有的电感有,有的电感没有?
2018-10-23 - 技术问答 所有的电感都有品质因素这个参数,只是功率电感很少管控Q值,一般只有RF电感才管控Q值,电感Q值的计算公式为:Q=2πfL/R.它跟工作频率也是有关系的。
电感为什么会损坏?
2018-12-27 - 技术问答 很大可能性是过流导致绕线烧断断裂。
电感为什么会过滤高频?
2018-12-25 - 技术问答 流过电感的电流不能突变。当高频信号过来时,电流一直保持在原来的状态,来不及转换。因此高频信号被阻挡
电感线圈是立绕好还是平绕好,为什么?
2017-11-30 - 技术问答 电感的立绕和平绕是为了满足不同的设计需要,没有优劣之分。立绕可以减少PCB占用面积,而平绕可以降低电源的高度。
共模电感为什么温升这么大
2018-10-23 - 技术问答 一般共模电感在额定工作电流和工作频率以内温升都不会太高,但有时在某个频率下共模电感有可能和电容产生谐振了,可以尝试着改变一下电感的感量或者电容的容量试试看。
与电感有关的FAQ集锦
2022/1/4 - 常见问题 本资料为东莞三礼电子有限公司制作的关于电感的FAQ集锦,内容涵盖电感的热缩套管作用、共模电感分绕和并绕的漏感对比、电感在异常情况下的自我保护功能、电感购买后的保存方法、一体成型电感线圈变形对感量的影响、电感发热原因、电感在电路正常工作中的声音、EI形磁芯与EE形磁芯的区别、大电流电感磁芯选取要求、电感选型注意事项、储能电感电流最优给定值确定、电感漏磁问题优化、数字功放电感空载发热原因、电感起绕点标记作用、饱和电流和温升电流的区别、电感定义及作用、贴片屏蔽功率电感分类及特性、叠层电极材料使用银的原因、铁氧体电感和陶瓷电感选择、不同厂家相同规格电感温升电流差距原因等。
三礼电子 - 工字型电感,储能电感,数字功放电感,电感,绕线型功率电感,一体成型电感,一体成型功率电感,共模电感,大电流电感,叠层型功率电感,PK系列,PKB,PKS,PKB系列,PK,SMTLFD643-100N,PKS系列,SMTLFQ633Q-100N
速普连接器端子选型表
选型表 - 速普 速普连接器端子提供以下参数选型:防护等级;:IP20;工作温度:-40℃~105℃;额定电流(A): 6.3A- 150A; 额定电压(V): 6V-1000V; 阻燃等级:UL94 V-0;绝缘材料:PA66- PA471;间距(mm):3.5mm- 16.1mm; 产品位数: 2P-19P; 颜色:灰色、黄绿色、白色、黄色;接线方式:笼式弹簧接线、螺钉接线。
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产品型号
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品类
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防护等级
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工作温度(℃)
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额定电流(A)
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额定电压(V)
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阻燃等级
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绝缘材料
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间距(mm)
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|
MC-TG9.52H07C
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固定式端子
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IP20
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-40℃~105℃
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32A
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1000V
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UL94 V-0
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PA293
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9.52mm
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三礼电子HPIM系列电感选型表
选型表 - 三礼电子 三礼电子提供以下HPIM系列超薄模压功率电感选型,覆盖0.47-10μH、±20%精度、DCR 15-260mΩ、Irms 1-7A、Isat 1.2-8.5A,-55~125℃宽温,封装0302/0402,高度1.3/2mm,超薄高饱和低损耗,适用于智能手机、模块电源、射频PA、SSD等空间受限DC-DC应用。
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产品型号
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品类
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Inductance(uH)
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DCR(mΩ) Typ
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DCR(mΩ) Max
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Irms(A) Typ
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Irms(A) Max
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Isat(A) Typ
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Isat(A) Max
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E(mm)
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Operating Temperature(℃)
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|
HPIM0302-R47M
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电感
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0.47±20%
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15
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18
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7
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6
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8
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7
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1.3±0.2
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-55~125
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三礼电子电感选型表
选型表 - 三礼电子 SMT模压电感:尺寸从2.0mm~33mm;电流范围为2.5A~150A;扁平线差模电感:拥有30A~150A以上电流特性
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产品型号
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品类
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电感量(uH)
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品质系数
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自谐振频率(MHZ)
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直流电阻(Ω)
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饱和电流(A)
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温升电流(A)
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长度(mm)
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宽度(mm)
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|
EC0410SQ-100K
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电感
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10
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10
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24
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0.062
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2.1
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1.9
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15
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5.5
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WAGO组标记支架选型表
选型表 - WAGO WAGO提供以下技术参数的组标记支架选型;火灾荷载 范围在0.012~0.046MJ,产品宽度范围约在5~10 mm。
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产品型号
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品类
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Fire load(MJ)
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Weight(g)
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colour
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Width (mm)
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Width inch(inches)
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209-112
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组标记支架
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0.014MJ
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0.463 g
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white
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10 mm
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0.394 inches
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三礼电子SMTER系列电感选型表
选型表 - 三礼电子 三礼电子提供以下SMTER系列一体成型功率电感选型,覆盖0.13-82μH、±20%精度、DCR 0.35-37mΩ、Irms 3.5-41.5A、Isat 4-65A,-40~125℃宽温,封装54-2212,屏蔽结构低噪高饱和,适用于CPU、GPU、FPGA、工业、汽车等大电流DC-DC电源。
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产品型号
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品类
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Inductance(uH)
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Irms(A) Typ
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Isat(A) Typ
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DCR(mΩ) Typ
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DCR(mΩ) Max
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Operating Temperature(℃)
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|
SMTER54Q-R22M
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电感
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0.22±20%
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20
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25
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1.25
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1.38
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-40~125
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三礼电子(3L)电感/线圈/平面变压器选型指南
Company Profile SMT type Power Inductor DIP type Power Inductor RF Coil type EMI/EMC type Toroids type Other Special type PACKAGING/TAPE AND REEL SPECIFICATION IN BAG PAKEAGE PAKEAGE OVERVIEW
2022 Oct - 选型指南 三礼电子 - 滤波扼流圈,LAYER FERRITE CHIP BEADS,SMT COMMON MODE FILTER,SMT FLAT WIRE COLLS,SMT扁线卷曲,POWER INDUCTORS,WIRELESS CHARGING COIL ASSEMBLY,ADSL POTS INDUCTOR,RF COIL,POWER INDUCTOR,PEAKING COILS,WIRE WOUND SMD CHIP INDUCTORS,小型SMD片式扼流圈,无屏蔽SMT功率电感器,碎珠,线圈,FILTER CHOKE WITH MOLDED CAP,基本型大电流扼流圈,多层铁氧体晶片磁珠,屏蔽式SMT功率电感器,ULTRA HIGH CURRENT SMT POWER INDUCTOR,信号和直流共模扼流圈,MULTILAYER FERRITE CHIP BEADS,INDUCTOR,SMT电流检测变压器,HIGH POWER INDUCTOR,CHIP BEADS,BASIC MODEL HIGH CURRENT CHOKE,ADSL COUPLED INDUCTORS,无线充电线圈总成,绕线式SMD片式电感器,绕线式共模滤波器,微型SMD片式电感器,TOROIDAL COILS,SMT CURRENT SENSE TRANSFORMERS,功率电感器,峰化线圈,超大电流表面贴装功率电感器,SMT共模滤波器,宽频带扼流圈,变压器,ADSL耦合电感器,FILTER CHOKE,射频线圈,ADSL POTS电感器,大功率电感,电感器,MINIATURE SMD CHIP CHOKE COILS,WIRE WOUND TYPE COMMON MODE FILTER,TRANSFORMER,线路滤波器,LINE FILTER,WIDE BAND CHOKES,UNSHIELDED SMT POWER INDUCTOR,高频电流感应变压器,SIGNAL AND DC COMMON-MODE CHOKES COILS,MINIATURE SMD CHIP INDUCTORS,平面变压器,SHIELDED SMT POWER INDUCTOR,COILS,HIGH FREQUENCY CURRENT SENSING TRANSFORMERS,环形线圈,PLANAR TRANSFORMERS,SMTDRS 0745,SNR5040-470□,SMTPQ,BDE3D15-3R3N,4W1008,SMTDRRI73-150M,SMTDRS 0730,SMTDRRI4D18-150N,SMTDRS 0732,SMTDRRI74-220M,TC-1R0M-10A-3818,SMTDRRI74P-102□-4P,UPIB1205-100M-C,TBKM-680M-2A-4426,LHP322512-6R8M,LFT2513,TC-200M-3A-5026,BRI3D18-270M,4W1010,SMTDRS 0728,SMTDRRI74P-181□-4P,SMTDR54-680K,FS1012-183K,BDE,SMTDRRI73-151M,SMTDRRI129-100N,1R2N,SMTDRH103R-680N,BDR,BDE3D15,BDE3D18,WBRID-237555-H7S-TF8,SMB-201209-E2-121A,FC1025-500N-5A,SMD5650V–2R2□,SMD5650V–332□,BDE3D12,FS1012-182K,SMDCHGR1008F-33N□,FS1012-184K,EC0410-4R7K,MF0709 SERIES,1010,HPI0410-R47M,100M,100L,1008,1005,SMD3225V-680□,TC-1R2M-25A-6053,1004,SNR5040,SMD5650V–331□,HPI0402-3R3M,SMTLF,LHP322520,UPIF0804-3R3M,TC-560M-0.5A-3726,LFTB1608,HPI0515-R68M,BDE2D12-3R3N,SMD3225VP-220□,UPIF1704-330M,SMTDRRI6D28-470N,101M,ET24-453U-0.5A,SMTDR32-181K,EC24-470K,101L,101K,UPIB 0804,252010P,1018,SMTDRS 1255 SERIES,SMTDRRI129-102M,1012,PK1012-563K-□□,SMTDRH105R-470N,SMD5650V–330□,LHP322512,SMD3225VP-221□,SMDCHGR1008F-R68□,BDR2D12-5R6M,102M,102L,102K,SMTSDR575047C-1R0□,BDR 3D18 SERIES,SMTDRRI127P-271□-4P,SMTDRRI129-101M,35908,HPI0310-2R2M,PK0608-154K-□□,EC38-822K,103K,TC-131M-1A-6026,FS0606,UPIB1707-220M-C,103R,MF0809-221K,252012P,BRI3D18-8R2N,BRI2D15-8R2N,UPIB1205,HPI0602-4R7M,EC38-821K,HPI0518-2R2M,UPIB1205-R47M-C,SMTDRRI6D38-5R0N,SMB-201209 A TYPE,MF0809-220K,104R,EC24-471K,SMTDRRI4D18-5R6N,SMTDR53-220K,SMD4532V-680□,1045,TC6052-F,SMTDRRI125P-180□-4P,EC38-820K,HPI201610-R47M,EI SERIES,SMTEE8.3-30T-1T,FC1025-5R0N-10A,HPIF0412-4R7M,SMTDRRL125P,MF1112-100M,UPI0804,105R,SMD 3225V SERIES,SMDCHGR0805F-27N□,PK0406-100K-□□,SMTSDR575047C-100□,SMTSDR322520-101□,EC46-223K,SMDCHGR1008F-15N□,SMTSDR575047C,SMB,MF1112-101K,SMD,SMTSDR575047C-1R5□,SMTSDR575047C-102□,PK1213-330K-□□,SMTSDR575047C-101□,HPI201612P-R68M,SMDCHGR0603F-27N□,SMTSDR321618C SERIES,BRI2D12-5R6N,SMTSDR322520-100□,UPIF0804,SMTDRRI62B-470M,MF1112-102J,SMTDRRI64B-391M,UPX0804,SMTSDR322520-1R2□,SMDCHGR0402F-1N0□,SNR,BDE3D15-3R9N,SMTDRRI5D18,SMTDR32-180M,SMTDR107-330M,PHP322512-3R3M,PK0406-4R7K-□□,SMTSDR453226-2R7□,MF1112-103J,BRI3D15-2R7N,EC46-222K,UPIB 1265,SMTDRRI5D28,SMTSDR322520C-471□,LFT1206,SMTDR107-331K,EC38-470K,SMTDRRI124-151M,PK1018-331K-□□,PK0810-221K-□□,SMTSDR453226-330□,UPIB1265,BRI3D15-330M,SMTSDR322520-1R0□,ET35-562U-3A,SMTSDR322520C-470□,T2A,EC36-□□□-F2,SMTDRH105R-821N,SMD5650V–2R7□,SMB-201209-E2-121P,SMTDRRI124-150M,SMTDRRI64B-390M,PK0608-330K-□□,SMTDRH0530L-680M,SMTSDR453226-331□,HPI0512-4R7M,SMB-201209-E2-122A,EC36-681K,PK0807-681K-□□,SMTDRRI6D28-820N,SMTDRH105R-820N,PK0608-681K-□□,PK0810-120K-□□,SMTDRRI74-221M,SMTSDR575047C-103□,SMD4532VP-221□,SMTEE5.0–100T-1T,BDE2D12-120M,SMTDRH104R-180N,SMTSDR453226-2R2□,BRI2D18-3R3N,SMDWCM3216S-601-2P,SMTDRH05 SERIES,BRI3D15-2R2N,EC36-680K,FC0630-390K,PK0608-102K-□□,PK0807-102K-□□,SMDCHGR0603F-1N8□,BDR2D10-4R7M,SMTDR32P-R75□,SMD4532VP-220□,PK1213-150K-□□,SMTDRH104R-181N,SNR8040-3R3□,SMTDR32-4R7M,TC SERIES,BRI,SMTDRRI74P-681□-4P,EC0410-221K,SMD2520VP-220□,SMTDRRI5D28-5R3N,BDR3D15-150M,T5A,SMTDRRI6D38 SERIES,PK0608-562K-□□,LFT SERIES,1R0,SMTSDR453226-471□,1R2,1R3,SMD4532VP-181□,1R4,1R5,1R6,1R8,MF0709-1R0M,HPI0315-1R5M,EC0410-220K,SMTDRRI125-220,SMTDRRI125-221,HPI0315-100M,BDE2D10-2R2N,SMTDRH0530L-6R8M,PK1018-103K-□□,SMTDR107-150M,SMD4532VP-180□,SMTDRRI129-4R7N,SMTDRRI4D28-390N,EC46-□□□-F,FC0205-1R0K,UPIF1004W-1R0M,PK0707-102K-□□,PK0707-471K-□□,SMTDR107-151K,SMTDRRI6D38-150N,FS1012-103K,SMTSDR 322520 SERIES,EC24-820K,MF0709-100K,TC-750M-10A-13026,TC-231M-2A-6826,HPI252010P-R47M,BDE3D15-6R8N,DRS1045,PK0810-181K-□□,UPIB0804-330M-C,UPIF2213-100M,SMTDRRI125 SERIES,UPIF1205-R68M,FS1012-104K,MF0709-101K,SMDCHGR0402F-1N9□,UPIF0804 SERIES,SMTDRRI5D18-820N,PK0406-253K-□□,WBRH255208,UPIF2213-101M,FC0205-1R2K,BDR2D15-390M,SMTDRH0635-470M,LHP252010P-3R3M,MF0709-1R5M,PK SERIES,SMTDR43-680K,SMD4532V,SMTSDR575047C-4R7□,SMTDRRI129-182M,SMTDR105-100M,SMTDRRI4D18-2R2N,SMTDR32-1R5M,SMTSDR322520-1R8□,SMTDR53-4R7M,0608,EC38-2R2M,0606,EC38-332K,0605,0602,0603,BDR 3D12 SERIES,FS4W1010 SERIES,FC0310,SMD5650V–5R6□,SMTDR32P-1R0K,UPIB1004-1R0M-C,BRI3D15,SMTDRRI127P-100□-4P,SMTER65,SMTER63,BRI3D12,SMTER64,SMTDRRI129-181M,0612,SMDCHGR1008F-82N□,0610,BRI3D18,SMTEE5.0-60T-1T,0618,0615,BDR3D18-390M,BDE2D10-2R7N,BDE2D12-390M,PK0810-3R9K-□□,SMD2520V-5R6□,HPI0302-R47M,SMTDRRI4D18-330N,HPI252012-R68M,UPIF1704-5R6M,EC38-330K,0628,SMTDRH0630-3R6M,FC0630-120K,SMDCHGR0805F-R56□,UPIF1205,SMTDR105-101K,SMTSDR453226-470□,0630,SMTDR32-1R8M,SMTSDR322520-1R5□,UPIF0804-6R8M,WBRH-3.5X6X0.8,EC38-331K,SMTDRRI125-1R3,PK0406-222K-□□,0635,SMTDRRI74P-120□-4P,TC-301M-2A-10626,FC0828-101N-3A,SMTDRRI127-391M,SMTPQ2614H-3R3M,SMTDR53-221K,SMTDR32-1R0M,SMTDRRI74P-821□-4P,HPI0615-2R2M,SMTDRRI5D28-270N,HPIF0402-100M,PK0810-151K-□□,160808,LHP252010,LHP252012,UPIBS0603-R68M-C,MF0809-4R7M,BRI2D18-390M,SNR5040-2R2□,SMTPQ2614,UPIF1004W-1R5M,HPI0512-100M,UPIB1004-100M-C,UPIB1707-470M-C,PK1213-470K-□□,PHP201612P-3R3M,SMTDRH0630-390M,FC0415-8R2K,UPIB1205-1R0M-C,HPI0312-R22M,SMTDRRI6D28-330N,BDR 2D15,BDR 2D10,BDR 2D12,PK0406,NOTEBOOK PC,SCR,MOBILE PHONES,ELECTRONIC EQUIPMENT,TELEVISIONS,DC/DC CONVERTERS,DC/DC CONVERTER,摄像机,DISK DRIVES,XDSL,AUDIO-VISUAL EQUIPMENT,NOTEBOOKS,OUTPUT CHOKES,直流电源电路,TELECOMMUNICATIONS DEVICES,可控硅电路,全球定位系统,网络供电,RADSL APPLICATIONS,车载汽车设备,SWITCHING POWER SUPPLY,USB2.0,SMALL SURFACE MOUNT CURRENT SENSORS,TVS,TRIAC CIRCUITS,开关电源供电,EXCHANGER,卫星通信系统,SIGNAL LINE,手机,功率放大器,PDA系统,RECEIVER MODULE,FEEDBACK CONTROL,ELECTRONIC APPLIANCES,RFI CHOKES,笔记本,ECU SYSTEMS,液晶显示器,移动基站,信号线路,PORTABLE ELECTRONIC DEVICE,平板电脑,TABLET PC,XDSL,测量仪器,INTERFACE,DVCS,TV,伺服器,HDDS,HIGH FREQUENCY BOARD BAND TRANSFORMERS,RADIOS,GPS,SATELLITE COMMUNICATION SYSTEMS,COMMUNICATION INFRASTRUCTURES,EMC SUPPRESSORS,数控机床,DIGITAL COMMUNICATION EQUIPMENT,桌面,HAND PHONE,LCD DISPLAYS,赔率,磁盘驱动器,POWER SUPPLIES,POWER SUPPLIER,移动电话,CELLULAR PHONES,FIELD PROGRAMMABLE GATE ARRAY,CORDLESS PHONE,SWITCHING POWER SOURCES,MICROWAVE EQUIPMENT,硬盘驱动器,数字通信设备,SWITCHING CIRCUITS,接口,手提电话,PCS,通信基础设施,现场可编程门阵列,通信设备,MP3,HARD DISK 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三礼电子携最先进的产品技术亮相上海电子展,提供最专业的电子行业完整解决方案
2024-07-25 - 原厂动态 三礼电子在2024年7月8日至2024年7月10日参加上海国际博览中心慕尼黑上海电子展E6馆6820摊位的定点展览。在展会中,我们为您展示我司最先进的产品技术,为您提供最专业的电子行业完整解决方案。我们还聚集了我司的专业研发设计人员,我们的专业技术团队与您一起探讨电子行业热点话题与未来发展趋势。
三礼电子THPF系列电感选型表
选型表 - 三礼电子 三礼电子提供以下THPF系列功率电感选型,覆盖0.07μH-22μH、±20%精度、DCR 2.5-1600mΩ、Irms 0.3-25A、Isat 0.7-25A,-55~125℃宽温,封装1005-3225,含FQM/FQ屏蔽结构,适用于DC-DC、PMIC、工业、汽车等高电流低损耗场景。
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产品型号
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品类
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Inductance(uH)
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DCR(mΩ) Typ
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DCR(mΩ) Max
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Irms(A) Typ
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Irms(A) Max
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Isat(A) Typ
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Isat(A) Max
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Operating Temperature(℃)
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THPF100506FQM-1R0M
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电感
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1±20%
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280
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320
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1
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0.8
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1.15
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1.05
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-55~125
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电子商城
服务市场
可定制变压器的常规尺寸从EE4.4到ETD49不等,温度范围:-40℃~150℃。自动化产品的起订数量:20KPCS,其它定制产品无起订量要求。
提交需求>
可定制共模扼流圈、DIP功率扼流圈、大电流扼流圈、环形扼流圈/线圈等产品,耐温范围-40℃~125℃,电感量最高1200mH。
最小起订量:1 提交需求>
现货市场
