SRU3011

IA
NT
CO
M
PL
*R
oH
S
Features
Applications
■ Available in E6 series
■ Input/output of DC/DC converters
■ Unit height of 1.1 mm
■ Power supplies for:
•
•
•
•
■ Current up to 1.1 A
D
■ RoHS compliant*
Portable communication equipment
Camcorders
LCD TVs
Car radios
SRU3011 Series - Shielded SMD Power Inductors
General Specifications
Electrical Specifications
Bourns
Part No.
Inductance
100 KHz
Tol.
(µH)
%
SRU3011-1R5Y
SRU3011-2R2Y
SRU3011-3R3Y
1.5
2.2
3.3
±30
±30
±30
7
7
8
7.96
7.96
7.96
180
150
120
57
80
116
1.10
0.92
0.84
1.00
0.90
0.78
A
B
C
1698
1498
1213
SRU3011-4R7Y
SRU3011-6R8Y
SRU3011-100Y
4.7
6.8
10.0
±30
±30
±30
8
7
8
7.96
7.96
2.52
90
85
60
178
245
340
0.63
0.50
0.40
0.62
0.46
0.35
D
E
F
943
821
653
Q
Ref.
Test
Freq.
(MHz)
SRF
Min.
(MHz)
RDC
(mΩ)
Irms
Max.
(A)
Isat
Typ.
(A)
Marking
**KFactor
**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
100
Core Loss (mW)
10
Test Voltage ....................................0.1 V
Reflow Soldering .. 230 °C, 50 sec. max.
Operating Temperature
................................-40 °C to +125 °C
(Temperature rise included)
Storage Temperature
................................-40 °C to +125 °C
Resistance to Soldering Heat
............................. +260 °C for 10 sec.
Materials
Core ....................Ferrite DR and RI core
Wire ............................Enameled copper
Terminal ....................................Ag/Ni/Sn
Rated Current
...................Ind. drop 35 % typ. at Isat
Temperature Rise
.....................40 °C max. at rated Irms
Packaging .................. 1500 pcs. per reel
Product Dimensions
3.5 ± 0.2
(.138 ± .008)
1 MHz
500 KHz
300 KHz
200 KHz
100 KHz
50 KHz
1
A
0.1
3.3 ± 0.2
(.130 ± .008)
0.01
100
1000
1.1 ± 0.1
(.043 ± .004)
10000
Flux Density Bp-p (gauss)
Inductor Connection
Recommended Layout
REF.
REF.
4.2
(.165)
0.5
TYP.
(.020)
1.8
(.071)
2.30
TYP.
(.091)
LC
R
M
ET
ER
1.1
(.043)
TYP.
1.3
REF.
(.051)
1.2
(.047)
REF.
TYP.
0.5
(.020)
DIMENSIONS:
MM
(INCHES)
Electrical Schematic
* 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.
SRU3011 Series
SMD Power Inductors
SRF0504
Series- -Shielded
Line Filter
Packaging Specifications
178
DIA.
(7.008)
2.0 ± 0.5
(.079 ± .020)
16.5
(.650)
COVER
TAPE
13.0 ± 0.5
(.512 ± .020)
DIA.
21.0 ± 0.8
(.827 ± .031)
EMBOSSED
CAVITY
50.0
(1.969)
13.0 ± 0.5
DIA.
(.512 ± .020)
EMBOSSED
CARRIER
12.0
(.472)
14
(.551)
4
(.157)
END
A
A
START
A
A
8
(.315)
NO COMPONENT
160
(6.299)
NO COMPONENT
COMPONENTS
400
(15.748)
USER DIRECTION OF FEED
QTY: 1500 PCS. PER REEL
DIMENSIONS:
MM
(INCHES)
REV. 11/13
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.