T
PL
IA
N
M
CO
*R
oH
S
Features
Applications
■ Available in E6 series
■ Input/output of DC/DC converters
■ Unit height of 2.8 mm
■ Power supplies for:
• Portable communication equipment
• Camcorders
• LCD TVs
■ Current up to 3.5 A
■ RoHS compliant*
100
SRU6025 Series - Shielded SMD Power Inductors
Bourns
Part Number
Inductance
@ 100 KHz
L
Tol.
(μH)
(%)
Q
Ref.
Test
Freq.
(MHz)
SRF
Typ.
(MHz)
RDC
Max.
(mΩ)
I rms
Max.
(A)
I sat
Typ.
(A)
**KFactor
SRU6025-1R2Y
1.2
±30
8
7.96
120
19
4.00
3.20
535
SRU6025-2R2Y
2.2
±30
8
7.96
65
24
3.40
2.35
370
SRU6025-3R3Y
3.3
±30
8
7.96
50
27
3.20
2.00
321
SRU6025-4R7Y
4.7
±30
8
7.96
42
35
2.70
1.55
253
SRU6025-6R8Y
6.8
±30
8
7.96
36
42
2.40
1.30
229
SRU6025-8R2Y
8.2
±30
8
7.96
30
52
2.20
1.25
193
SRU6025-100Y
10
±30
8
7.96
25
57
2.00
1.05
178
SRU6025-150Y
15
±30
12
2.52
22
86
1.80
0.92
146
123
SRU6025-220Y
22
±30
12
2.52
18
130
1.60
0.70
SRU6025-330Y
33
±30
12
2.52
12
180
1.20
0.64
98
SRU6025-470Y
47
±30
12
2.52
10
250
1.00
0.48
84
SRU6025-680Y
68
±30
10
2.52
8
365
0.80
0.40
68
SRU6025-101Y
100
±30
24
2.52
7
500
0.70
0.35
55
SRU6025-151Y
150
±30
30
2.52
5
770
0.54
0.28
47
SRU6025-221Y
220
±30
20
2.52
4
1250
0.42
0.24
39
Test Voltage ....................................0.1 V
.. 230 °C, 50 sec. max.
Operating Temp. .........-40 °C to +125 °C
(Temperature rise included)
Storage Temp. ............-40 °C to +125 °C
Resistance to Soldering Heat
............................... 260 °C for 10 sec.
Moisture Sensitivity Level ..................... 1
................. N/A
Materials
Core ....................Ferrite DR and RI core
Wire ............................Enameled copper
Terminal ....................................Ag/Ni/Sn
Rated Current..Ind. drop 35 % typ. at Isat
Temp. Rise.......30 °C max. at rated Irms
Packaging .................... 600 pcs. per reel
Product Dimensions
Δ I (peak-to-peak ripple current, A),
determine core loss from Core Loss vs. Flux Density plot on page 2.
100
Electrical Schematic
Recommended Layout
6.20 ± 0.30
(.244 ± .012)
REF.
1.10
(.043)
1.10
(.043)
REF.
4.90
REF.
(.193)
1.10
(.043)
REF.
6.50 ± 0.30
(.256 ± .012)
2.50 ± 0.30
(.098 ± .012)
4.90
(.193)
REF.
2.40
(.094)
REF.
1.10
(.043)
REF.
4.90
TYP.
(.193)
2.15
(.085)
TYP.
2.40
REF.
(.094)
2.20
(.087)
TYP.
2.15
TYP.
(.085)
DIMENSIONS:
WARNING Cancer and Reproductive Harm
www.P65Warnings.ca.gov
MM
(INCHES)
*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. Users should verify actual device performance in their specific
applications. The products described herein and this document are subject to specific legal disclaimers as set forth on the
last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
SRU6025 Series
SMD Power Inductors
SRF0504
Series- -Shielded
Line Filter
Core Loss vs. Flux Density
1000
Core Loss (mW)
100
10
1 MHz
500 KHz
300 KHz
200 KHz
100 KHz
50 KHz
1
0.1
0.01
100
1000
10000
Flux Density Bp-p (gauss)
178.0
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)
14.0
(.551)
4
(.157)
END
100
START
100
100
10
8
(.315)
NO COMPONENT
NO COMPONENT
200
(7.874)
DIMENSIONS:
COMPONENTS
MM
(INCHES)
400
(15.748)
USER DIRECTION OF FEED
QTY: 600 PCS. PER REEL
REV. 03/18
Specifications are subject to change without notice.
Users should verify actual device performance in their specific applications.
The products described herein and this document are subject to specific legal disclaimers as set forth on the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf.
Legal Disclaimer Notice
This legal disclaimer applies to purchasers and users of Bourns® products manufactured by or on behalf of Bourns, Inc. and
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Unless otherwise expressly indicated in writing, Bourns® products and data sheets relating thereto are subject to change
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