Features
Applications
■ Maximum height of 1.5 mm
■ Current up to 2.2 A
■ RoHS compliant*
■ Input/output of DC/DC converters
■ Power supplies for:
• Portable communication equipment
• Camcorders
• LCD TVs
• Car radios
A
SRU2013 Series - Shielded SMD Power Inductors
Electrical Specifications
General Specifications
Test Voltage....................................0.1 V
Inductance
Reflow Soldering .. 230 °C, 50 sec. max.
100 KHz
RDC
Max. Max. Typ.
(A) (A)
Test
SRF
Typ.
Irms
Isat
Operating Temperature
Bourns
Part No.
Tol.
%
Q
Freq.
**K-
................................-40 °C to +125 °C
(Temperature rise included)
(µH)
Ref. (MHz) (MHz) (mΩ)
Marking Factor
SRU2013-1R0Y 1.0
SRU2013-2R2Y 2.2
SRU2013-3R3Y 3.3
SRU2013-4R7Y 4.7
SRU2013-6R8Y 6.8
30
30
30
30
30
30
30
30
30
30
9
7.96
7.96
7.96
7.96
7.96
2.52
2.52
2.52
2.52
2.52
180
100
80
72
60
40
30
25
20
15
65
2.20 1.60
1.45 0.95
1.00 0.86
0.90 0.75
0.80 0.60
0.67 0.45
0.46 0.40
0.40 0.35
A
C
E
F
G
H
I
J
K
L
2418
1497
1258
1014
898
731
593
484
398
318
Storage Temperature
10
10
10
10
12
12
12
12
14
120
135
220
330
520
850
880
................................-40 °C to +125 °C
Resistance to Soldering Heat
...............................260 °C for 10 sec.
Materials
SRU2013-100Y
SRU2013-150Y
SRU2013-220Y
SRU2013-330Y
SRU2013-470Y
10
15
22
33
47
Core....................Ferrite DR and RI core
Terminal....................................Ag/Ni/Sn
Rated Current
1820 0.30 0.25
2860 0.25 0.23
...................Ind. drop 35 % typ. at Isat
Temperature Rise
.....................40 °C max. at rated Irms
Packaging................. 1,200 pcs. per reel
**K-Factor: To calculate core flux 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
Product Dimensions
100
2.80 0.20
(.110 .008)
10
1
A
1 MHz
500 KHz
300 KHz
200 KHz
100 KHz
50 KHz
0.1
0.01
2.80 0.20
(.110 .008)
1.35 0.15
(.053 .006)
0.001
0.90
(.035)
TYP.
100
1000
10000
Flux Density Bp-p (gauss)
Recommended Layout
Electrical Schematic
0.65
(.026)
REF.
0.90
(.035)
TYP.
3.00
(.118)
REF.
1.30
(.051)
REF.
1.20
(.047)
REF.
0.90
TYP.
(.035)
MM
DIMENSIONS:
(INCHES)
1.00
(.039)
2.10
(.083)
REF.
REF.
* RoHS Directive 2002/95/EC Jan. 27, 2003 including
annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifications are subject to change without notice.
The device characteristics and parameters in this data
sheet can and do vary in different applications and
actual device performance may vary over time.
Users should verify actual device performance in their
specific applications.
1.00
(.039)
REF.
0.65
(.026)
REF.
1.20
(.047)
REF.
1.24
(.049)
REF.