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SRF1280-681M PDF预览

SRF1280-681M

更新时间: 2024-09-18 15:52:47
品牌 Logo 应用领域
伯恩斯 - BOURNS 测试功率感应器电感器
页数 文件大小 规格书
2页 369K
描述
General Purpose Inductor, 680uH, 20%, 2 Element, Ferrite-Core, SMD, 4949, ROHS COMPLIANT

SRF1280-681M 技术参数

是否Rohs认证: 符合生命周期:Active
包装说明:4949Reach Compliance Code:compliant
ECCN代码:EAR99HTS代码:8504.50.80.00
Factory Lead Time:15 weeks风险等级:1.34
大小写代码:4949构造:Magnetically Shielded
型芯材料:FERRITE直流电阻:1.296 Ω
标称电感 (L):680 µH电感器应用:POWER INDUCTOR
电感器类型:GENERAL PURPOSE INDUCTORJESD-609代码:e1
功能数量:2端子数量:4
最高工作温度:125 °C最低工作温度:-40 °C
封装高度:8 mm封装长度:12.5 mm
封装形式:SMT封装宽度:12.5 mm
包装方法:TR, Embossed , 13 Inch最大额定电流:0.76 A
形状/尺寸说明:RECTANGULAR PACKAGE屏蔽:YES
特殊特征:PARALLEL CONNECTION, TRANSFORMER表面贴装:YES
端子面层:Tin/Silver/Copper (Sn/Ag/Cu)端子位置:DUAL IN-LINE
端子形状:WRAPAROUND测试频率:0.1 MHz
容差:20%Base Number Matches:1

SRF1280-681M 数据手册

 浏览型号SRF1280-681M的Datasheet PDF文件第2页 
Features  
Applications  
nꢀ Multipleꢀapplications:ꢀparallel,ꢀseries,ꢀꢀ  
nꢀ SEPICꢀtopology  
dual-inductorꢀandꢀtransformer  
nꢀ Powerꢀsuppliesꢀfor:ꢀ  
nꢀ Magneticallyꢀshielded,ꢀlowꢀradiation  
nꢀꢀInductanceꢀrange:ꢀ0.47ꢀtoꢀ4000ꢀμH  
nꢀꢀRatedꢀcurrentꢀupꢀtoꢀ17.9ꢀA  
nꢀ RoHSꢀcompliant*  
ꢀꢀꢀꢀꢀ-ꢀCommunicationꢀequipmentꢀ  
ꢀꢀꢀꢀꢀ-ꢀNotebooks,ꢀdesktopꢀcomputers,ꢀꢀ  
ꢀꢀꢀꢀꢀꢀꢀꢀserversꢀ  
1
0
1
ꢀꢀꢀꢀꢀ-ꢀLCDs,ꢀflatꢀpanels,ꢀbacklightsꢀ  
ꢀꢀꢀꢀꢀ-ꢀCamcorders,ꢀHDTVs,ꢀcarꢀaudioꢀꢀ  
systems  
ꢀꢀSRF1280ꢀSeriesꢀ-ꢀDual-WindingꢀShieldedꢀPowerꢀInductors  
Electrical Specifications @ 25 °C  
General Specifications  
Test Voltage..................................0.25 V  
Hi-pot ................500 Vrms, 3 mA, 3 sec.  
Reflow Soldering .. 230 °C; 50 sec. max.  
Operating Temperature  
.................................-40 °C to +105 °C  
(Temperature rise included)  
Storage Temperature ..-40 °C to +125 °C  
Resistance to Solder Heat  
...............................+260 °C for 10 sec.  
Parallel Rating  
DCR  
Series Rating  
DCR  
Inductance  
Inductance  
Bourns  
Part No.  
@ 100 KHz Tol.  
(W)  
Max.  
Irms Isat @ 100 KHz Tol.  
(W)  
Max.  
Irms  
(A)  
Isat  
(A)  
L (μH)  
(%)  
(A)  
(A)  
L (μH)  
(%)  
SRF1280-R47Y  
SRF1280-1R0Y  
SRF1280-1R5Y  
SRF1280-2R2Y  
SRF1280-3R3Y  
SRF1280-4R7Y  
SRF1280-6R8Y  
SRF1280-8R2Y  
SRF1280-100M  
SRF1280-150M  
SRF1280-220M  
SRF1280-330M  
SRF1280-470M  
SRF1280-680M  
SRF1280-820M  
SRF1280-101M  
SRF1280-151M  
SRF1280-221M  
SRF1280-331M  
SRF1280-471M  
SRF1280-681M  
SRF1280-821M  
SRF1280-102M  
0.47  
1.0  
1.5  
2.2  
3.3  
4.7  
6.8  
8.2  
10  
15  
22  
33  
47  
±30 0.0055 17.9  
±30 0.0067 15.5  
56  
40  
1.88  
4
6
±30 0.0216 8.94  
±30 0.026 7.74  
±30 0.0306 6.77 15.6  
±30 0.0338 6.23 12.7  
±30 0.04  
±30 0.05  
±30 0.0656 3.67 6.67  
±30 0.0714 3.16 6.09  
28  
20  
±30 0.0076 13.5 31.1  
±30 0.0092 12.5 25.5  
±30 0.011 10.4 21.5  
±30 0.0135 8.25 16.5  
±30 0.0183 7.34 13.3  
±30 0.0191 6.32 12.2  
±20 0.0241 6.04 11.2  
±20 0.0333 5.03 9.66  
8.8  
13.2  
18.8  
27.2  
32.8  
40  
5.23 10.8  
4.13 8.24  
Materials  
Core..............................................Ferrite  
Wire ........................... Enameled copper  
Base ................................................LCP  
Adhesive.............................. Epoxy resin  
Terminal ..............................................Sn  
Rated Current  
........... Inductance drops 30 % at Isat  
Temperature Rise .... 40 °C at rated Irms  
Packaging.......400 pcs. per 13-inch reel  
±20 0.0921 3.02  
±20 0.129 2.51 4.83  
±20 0.192 3.78  
5.6  
60  
88  
±20 0.0503  
4
7.57  
2
±20 0.0664 3.23 6.22  
±20 0.0898 2.95 5.28  
±20 0.123 2.44 4.44  
±20 0.153 2.09 4.06  
±20 0.175 1.96 3.64  
±20 0.261 1.59 3.01  
±20 0.343 1.29 2.43  
132  
188  
272  
328  
400  
600  
880  
1320  
1880  
2720  
3280  
4000  
±20 0.265 1.61 3.11  
±20 0.353 1.47 2.64  
±20 0.469 1.22 2.22  
±20 0.578 1.04 2.03  
±20 0.701 0.98 1.82  
±20 1.013 0.796 1.51  
±20 1.38 0.645 1.22  
±20 2.172 0.522 1.01  
68  
82  
100  
150  
220  
330  
470  
680  
820  
1000  
How to Order  
SRF1280 - 100M  
±20  
0.54  
1.04 2.01  
Model  
±20 0.865 0.85 1.68  
±20 1.296 0.76 1.39  
±20 1.632 0.65 1.27  
±20 1.992 0.61 1.14  
±20  
3.3  
0.427 0.838  
Value Code (see table)  
±20 4.888 0.38 0.697  
±20 5.896 0.325 0.633  
±20 7.202 0.307 0.571  
Product Dimensions  
12.50  
MAX.  
(.492)  
Electrical Schematic  
DOT  
INDICATES  
1
2
1
2
1
2
TERMINAL 1  
12.50  
(.492)  
MAX.  
N1  
N2  
N1  
N2  
N1  
N2  
3
4
3
4
3
4
PARALLEL  
SERIES  
8.00  
MAX.  
(.315)  
Recommended Layout  
4.50  
(.1772  
4.50  
(.1772  
ꢁ.15  
(.0852  
ꢁ.15  
(.0852  
5.00 0.ꢀ  
(.197 .01ꢁ2  
3
4
1
5.00 0.ꢀ  
(.197 .01ꢁ2  
1
2
3
1
2
3
1ꢀ.00  
(.51ꢁ2  
1ꢀ.00  
(.51ꢁ2  
4
4
1.ꢁ8  
(.0502  
1.ꢁ8  
(.0502  
2
1.80 0.2  
(.071 .008)  
DUAL INDUCTOR MODE  
SERIES MODE  
*RoHSꢀDirectiveꢀ2002/95/ECꢀJan.ꢀ27,ꢀ2003ꢀincludingꢀannexꢀandꢀRoHSꢀRecastꢀ2011/65/EUꢀJuneꢀ8,ꢀ2011.ꢀ  
Specificationsꢀareꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.  
MM  
(INCHES)  
DIMENSIONS:  
Theꢀdeviceꢀcharacteristicsꢀandꢀparametersꢀinꢀthisꢀdataꢀsheetꢀcanꢀandꢀdoꢀvaryꢀinꢀdifferentꢀapplicationsꢀandꢀactualꢀdeviceꢀ  
performanceꢀmayꢀvaryꢀoverꢀtime.  
Usersꢀshouldꢀverifyꢀactualꢀdeviceꢀperformanceꢀinꢀtheirꢀspecificꢀapplications.  

SRF1280-681M 替代型号

型号 品牌 替代类型 描述 数据表
SRF1280A-681M BOURNS

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