SRF0703-821M [BOURNS]
General Purpose Inductor, 820uH, 20%, 2 Element, Ferrite-Core, SMD, 3030, ROHS COMPLIANT;型号: | SRF0703-821M |
厂家: | BOURNS ELECTRONIC SOLUTIONS |
描述: | General Purpose Inductor, 820uH, 20%, 2 Element, Ferrite-Core, SMD, 3030, ROHS COMPLIANT 测试 功率感应器 电感器 |
文件: | 总2页 (文件大小:364K) |
中文: | 中文翻译 | 下载: | 下载PDF数据表文档文件 |
Features
Applications
nꢀ Multipleꢀapplications:ꢀparallel,ꢀseries,ꢀꢀ
nꢀ SEPICꢀtopology
ꢀ
dual-inductorꢀandꢀtransformer
nꢀ Powerꢀsuppliesꢀfor:ꢀ
nꢀ Magneticallyꢀshielded,ꢀlowꢀradiation
nꢀꢀInductanceꢀrange:ꢀ0.33ꢀtoꢀ4000ꢀμH
nꢀꢀRatedꢀcurrentꢀupꢀtoꢀ6.19ꢀA
nꢀ RoHSꢀcompliant*
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀ
ꢀꢀꢀꢀꢀ-ꢀCommunicationꢀequipmentꢀ
ꢀꢀꢀꢀꢀ-ꢀNotebooks,ꢀdesktopꢀcomputers,ꢀꢀ
ꢀꢀꢀꢀꢀꢀꢀꢀserversꢀ
1
7
4
ꢀꢀꢀꢀꢀ-ꢀLCDs,ꢀflatꢀpanels,ꢀbacklightsꢀ
ꢀꢀꢀꢀꢀ-ꢀCamcorders,ꢀHDTVs,ꢀcarꢀaudioꢀꢀ
ꢀ
systems
ꢀꢀSRF0703ꢀSeriesꢀ-ꢀ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
@ 100 KHz
Inductance
@ 100 KHz
(W)
Max.
Irms
(A)
Isat
(A)
(W)
Irms
(A)
Isat
(A)
Bourns Part No. L (μH) ±20 %
L (μH) ±20 % Max.
SRF0703-R33M
SRF0703-1R0M
SRF0703-1R5M
SRF0703-2R2M
SRF0703-3R3M
SRF0703-4R7M
SRF0703-6R8M
SRF0703-8R2M
SRF0703-100M
SRF0703-150M
SRF0703-220M
SRF0703-330M
SRF0703-470M
SRF0703-680M
SRF0703-820M
SRF0703-101M
SRF0703-151M
SRF0703-221M
SRF0703-331M
SRF0703-471M
SRF0703-681M
SRF0703-821M
SRF0703-102M
0.33
1.0
1.5
2.2
3.3
4.7
6.8
8.2
10
15
22
33
47
0.0092 6.19 14.4
0.0135 5.25 7.97
0.0191 4.64 6.52
0.0217 4.11 5.52
0.0316 3.31 4.22
0.0406 3.09 3.78
0.0658 2.55 3.12
0.0772 2.19 2.66
0.0826 2.08 2.47
1.32
4
6
0.04
0.072
0.11
0.132
0.182
0.242
0.285
0.306
0.342
0.47
0.62
1.0
1.28
1.92
2.28
2.64
3.63
5.5
3.1
7.18
3.99
3.26
2.76
2.11
1.89
1.56
1.33
1.24
2.63
2.32
2.06
1.66
1.55
1.28
1.1
8.8
13.2
18.8
27.2
32.8
40
Materials
Core..............................................Ferrite
Wire ........................... Enameled copper
Base ................................................LCP
Adhesive.............................. Epoxy resin
Terminal ................................... Cu/Ni/Sn
Rated Current
........... Inductance drops 30 % at Isat
Temperature Rise .... 40 °C at rated Irms
Packaging.....1500 pcs. per 13-inch reel
1.04
0.119
0.15
0.24
0.338
0.507
0.61
0.715
0.986
1.48
2.16
2.82
3.96
5.01
1.83 2.05
1.62 1.67
1.31 1.35
1.08 1.14
0.89 0.96
0.86 0.89
0.73 0.79
0.58 0.65
0.52 0.53
0.42 0.44
0.35 0.37
0.29 0.31
0.27 0.28
0.26 0.25
60
88
0.916 1.03
0.811 0.83
0.653 0.68
0.542 0.57
0.444 0.48
0.43
0.367 0.39
0.289 0.32
132
188
272
328
400
600
880
1320
1880
2720
3280
4000
68
82
0.44
100
150
220
330
470
680
820
1000
How to Order
SRF0703 - 100M
0.26
0.27
8.25
0.211 0.22
Model
11.22 0.173 0.18
16.17 0.143 0.15
20.07 0.134 0.14
24.42 0.128 0.13
Value Code (see table)
6.11
Product Dimensions
7.6
MAX.
(.299)
Electrical Schematic
1
2
1
2
N2
4
1
2
7.6
(.299)
MAX.
N1
N2
N1
3
N1
N2
3
4
3
4
PARALLEL
SERIES
3.4 0.2
(.134 .008)
Recommended Layout
0.4
3.0
0.4
3.0
(.016)
(.118)
(.016)
(.118)
2.9
TYP.
(.114)
1
4
2
3
2
3
1
4
4
1
3
7.9
(.311)
7.9
(.311)
2.7
(.106)
TYP.
1.4
(.055)
1.4
(.055)
DUAL INDUCTOR MODE
SERIES MODE
2
1.0
(.039)
TYP.
*RoHSꢀDirectiveꢀ2002/95/ECꢀJan.ꢀ27,ꢀ2003ꢀincludingꢀannexꢀandꢀRoHSꢀRecastꢀ2011/65/EUꢀJuneꢀ8,ꢀ2011.ꢀ
Specificationsꢀareꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.
Theꢀdeviceꢀcharacteristicsꢀandꢀparametersꢀinꢀthisꢀdataꢀsheetꢀcanꢀandꢀdoꢀvaryꢀinꢀdifferentꢀapplicationsꢀandꢀactualꢀdeviceꢀ
performanceꢀmayꢀvaryꢀoverꢀtime.
ꢀ
MM
(INCHES)
DIMENSIONS:
ꢀ
Usersꢀshouldꢀverifyꢀactualꢀdeviceꢀperformanceꢀinꢀtheirꢀspecificꢀapplications.
ꢀ
ꢀ
SRF0703ꢀSeriesꢀ-ꢀDual-WindingꢀShieldedꢀPowerꢀInductors
Packaging Specifications
330
(12.99)
2.0ꢀ±ꢀ0.5
(.079ꢀ±ꢀ.020)
22.4
(.882)
DIA.
13.0ꢀ ꢀ0.5
(.512ꢀ ꢀ.020)
DIA.
21.0ꢀ±ꢀ0.8
(.827ꢀ±ꢀ.031)
50.0ꢀ-0
(1.97ꢀ-0)
13.0ꢀ ꢀ0.5
(.512ꢀ ꢀ.020)
DIA.
18ꢀ+0
(.709ꢀ+0)
16.0
(.630)
16.0
(.630)
4.0
(.157)
END
START
NO COMPONENT
COMPONENTS
NO COMPONENT
400
200
(7.87)
(15.75)
USER DIRECTION OF FEED
QTY:ꢀ1500ꢀPCS.ꢀPERꢀREEL
ꢀ
MM
(INCHES)
DIMENSIONS:
ꢀ
Asia-Pacific: 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. 02/18
Specificationsꢀareꢀsubjectꢀtoꢀchangeꢀwithoutꢀnotice.
Theꢀdeviceꢀcharacteristicsꢀandꢀparametersꢀinꢀthisꢀdataꢀsheetꢀcanꢀandꢀdoꢀvaryꢀinꢀdifferentꢀapplicationsꢀandꢀactualꢀdeviceꢀperformanceꢀmayꢀvaryꢀoverꢀtime.
Usersꢀshouldꢀverifyꢀactualꢀdeviceꢀperformanceꢀinꢀtheirꢀspecificꢀapplications.
相关型号:
SRF0703-8R2M
General Purpose Inductor, 8.2uH, 20%, 2 Element, Ferrite-Core, SMD, 3030, ROHS COMPLIANT
BOURNS
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