参数资料
型号: SRU2013-470Y
厂商: Bourns Inc.
文件页数: 1/2页
文件大小: 0K
描述: INDUCTOR 47UH 250MA SMD
标准包装: 1,200
系列: SRU2013
电感: 47µH
电流: 250mA
电流 - 饱和: 230mA
类型: 铁氧体芯体
容差: ±30%
屏蔽: 屏蔽
DC 电阻(DCR): 最大 2.86 欧姆
Q因子@频率: 14 @ 2.52MHz
频率 - 自谐振: 15MHz
材料 - 芯体: 铁氧体
封装/外壳: 1111(2828 公制)
安装类型: 表面贴装
包装: 带卷 (TR)
工作温度: -40°C ~ 125°C
频率 - 测试: 100kHz
Features
■ Maximum height of 1.5 mm
■ Current up to 2.2 A
Applications
■ Input/output of DC/DC converters
■ Power supplies for:
A
■ RoHS compliant*
?
?
?
?
Portable communication equipment
Camcorders
LCD TVs
Car radios
SRU2013 Series - Shielded SMD Power Inductors
Electrical Speci?cations
General Speci?cations
Bourns
Part No.
SRU2013-1R0Y
SRU2013-2R2Y
Inductance
100 KHz
Tol.
(μH) %
1.0 ±30
2.2 ±30
Q
Ref.
9
10
Test
Freq.
(MHz)
7.96
7.96
SRF
Typ.
(MHz)
180
100
RDC
Max.
(m Ω )
65
120
Irms
Max.
(A)
2.20
1.45
Isat
Typ.
(A)
1.60
0.95
Marking
A
C
**K-
Factor
2418
1497
Test Voltage ....................................0.1 V
Re?ow Soldering .. 230 °C, 50 sec. max.
Operating Temperature
................................-40 °C to +125 °C
(Temperature rise included)
Storage Temperature
................................-40 °C to +125 °C
SRU2013-3R3Y
SRU2013-4R7Y
SRU2013-6R8Y
SRU2013-100Y
SRU2013-150Y
SRU2013-220Y
SRU2013-330Y
SRU2013-470Y
3.3
4.7
6.8
10
15
22
33
47
±30
±30
±30
±30
±30
±30
±30
±30
10
10
10
12
12
12
12
14
7.96
7.96
7.96
2.52
2.52
2.52
2.52
2.52
80
72
60
40
30
25
20
15
135
220
330
520
850
880
1820
2860
1.00
0.90
0.80
0.67
0.46
0.40
0.30
0.25
0.86
0.75
0.60
0.45
0.40
0.35
0.25
0.23
E
F
G
H
I
J
K
L
1258
1014
898
731
593
484
398
318
Resistance to Soldering Heat
............................... 260 °C for 10 sec.
Materials
Core ....................Ferrite DR and RI core
Terminal ....................................Ag/Ni/Sn
Rated Current
...................Ind. drop 35 % typ. at Isat
Temperature Rise
**K-Factor: To calculate core ?ux density, Bp-p (gauss) = K x L(μH) x Δ I (peak-to-peak ripple current, A),
determine core loss from Core Loss vs. Flux Density plot.
Core Loss vs. Flux Density
100
.....................40 °C max. at rated Irms
Packaging ................. 1,200 pcs. per reel
Product Dimensions
2.80 ± 0.20
(.110 ± .008)
10
A
1
1 MHz
500 KHz
300 KHz
0.1
0.01
200 KHz
100 KHz
50 KHz
2.80 ± 0.20
(.110 ± .008)
1.35 ± 0.15
(.053 ± .006)
0.001
100
1000
10000
0.90
(.035)
Flux Density Bp-p (gauss)
TYP.
Electrical Schematic
Recommended Layout
REF.
0.65
(.026)
1.30
(.051)
REF.
2.10
(.083)
REF.
3.00
(.118)
REF.
1.00
(.039)
REF.
1.20
(.047)
REF.
1.00
(.039)
REF.
0.90
(.035)
TYP.
0.90
TYP.
(.035)
MM
DIMENSIONS:
(INCHES)
* RoHS Directive 2002/95/EC Jan. 27, 2003 including
annex and RoHS Recast 2011/65/EU June 8, 2011.
Speci?cations are subject to change without notice.
The device characteristics and parameters in this data
REF.
0.65
(.026)
1.24
(.049)
REF.
1.20
(.047)
REF.
sheet can and do vary in different applications and
actual device performance may vary over time.
Users should verify actual device performance in their
speci?c applications.
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