PL
IA
N
T
Features
■
Height of 2.0 mm max.
■
Current rating up to 3 A
■
RoHS compliant*
Applications
■
Input/output of DC/DC converters
■
Power supplies for:
*R
oH
S
CO
M
• Portable communication equipment
• Camcorders
• LCD TVs
SRR5018 Series - Shielded Power Inductors
I
nductance 100 KHz
Bourns Part No.
SRR5018-1R2Y
SRR5018-1R8Y
SRR5018-2R5Y
SRR5018-3R0Y
SRR5018-3R9Y
SRR5018-4R1Y
SRR5018-5R0Y
SRR5018-5R4Y
SRR5018-6R2Y
SRR5018-7R5Y
SRR5018-8R9Y
SRR5018-9R0Y
SRR5018-100Y
SRR5018-120Y
SRR5018-150Y
SRR5018-180Y
SRR5018-220Y
SRR5018-270Y
SRR5018-330Y
SRR5018-390Y
SRR5018-470Y
SRR5018-560Y
SRR5018-680Y
SRR5018-820Y
SRR5018-101Y
SRR5018-121Y
SRR5018-151Y
SRR5018-181Y
SRR5018-221Y
uH
1.2
1.8
2.5
3.0
3.9
4.1
5.0
5.4
6.2
7.5
8.9
9.0
10
12
15
18
22
27
33
39
47
56
68
82
100
120
150
180
220
Tol.
(%)
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
Q
Ref.
9.2
8.9
8.6
8.3
8
8
7.9
7.4
7.5
7.9
7.3
7.2
11
8.6
12.7
8.8
14.7
10.2
10.9
10.6
8.9
8.9
9.9
9.1
13.1
12.9
11.8
13.6
8.7
Test
Frequency
(MHz)
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
7.96
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
2.52
0.796
0.796
0.796
0.796
0.796
SRF
Typ.
(MHz)
118
93
74
79
64
60
55
58
51
42
40
37
41
39
32
29
22
21
20
17
14
13
12
11
10
11
11
10
8
DCR
Max.
(mΩ)
30
35
40
45
55
55
60
76
80
90
116
110
130
160
190
210
280
320
350
500
550
600
850
950
1100
1420
1650
2300
2500
I rms
(A)
3.00
2.60
2.40
2.20
2.00
2.00
1.65
1.65
1.45
1.35
1.25
1.25
1.10
1.00
0.95
0.90
0.80
0.75
0.65
0.55
0.52
0.48
0.40
0.38
0.35
0.30
0.28
0.25
0.23
I sat
(A)
3.50
3.00
2.70
2.40
2.10
2.10
1.80
1.65
1.60
1.50
1.25
1.35
1.25
1.15
1.10
1.00
0.90
0.80
0.70
0.65
0.60
0.55
0.50
0.45
0.42
0.40
0.35
0.32
0.30
Test Voltage .................... 0.1 V, 100 KHz
.. 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, 10 sec.
Moisture Sensitivity Level ..................... 1
................. N/A
Materials
Core ..............................................Ferrite
Wire ............................Enameled copper
Adhesive .............................. Epoxy resin
Terminal ....................................Ag/Ni/Sn
Rated Current
...............Ind. drop of 35 % typ. at Isat
Temp. Rise ..........40 °C typ. at rated Irms
Packaging .................... 500 pcs. per reel
Product Dimensions
5.80 ± 0.30
(.228 ± .012)
6R2
5.80 ± 0.30
(.228 ± .012)
1.80 ± 0.20
(.071 ± .008)
1.90
(.075)
TYP.
TYP.
2.00
(.079)
1.90
(.075)
TYP.
275
<1> Maximum of 10 seconds between
+255°C and +260°C
260°C peak
<1> 255°C
225
220°C
190°C
60 - 90
seconds
Ramp Down
6°C/second
maximum
Recommended Layout
6.30
REF.
(.248)
2.20
(.087)
REF.
Temperature (°C)
175
150°C
125
120 - 150 seconds
10 seconds minimum
75
Ramp Up
3°C/second maximum
R
2.20
(.087)
REF.
25
0
50
100
150
200
250
Rev. 02/22/05
300
REF.
1.90
(.075)
Time (seconds)
DIMENSIONS:
MM
(INCHES)
2.20
(.087)
REF.
WARNING Cancer and Reproductive Harm
www.P65Warnings.ca.gov
*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.
SRR5018 Series - Shielded Power Inductors
Inductance vs. Current
102
7
5
3
2
Electrical Schematic
101
330
Inductance (μH)
101
7
5
3
2
100
7
5
3
2
10-1
101
100
3R0
1R2
LCR METER
2
3
5 7 102
2
3
5 7 103
2
3
5 7 104
DC Current (mA)
178.0
(7.00)
DIA.
2.0
±
0.5
(.079
±
.020)
20.5
(.807)
21.0
±
0.8
(.827
±
.032)
DIA.
13.0
(.511)
50.0 - 0
(1.969 - 0)
13.0
DIA.
(.511)
18.0 + 0
(.709 + 0)
12.0
(.472)
4.0
(.157)
END
START
6R2
6R2
6R2
6R2
NO COMPONENT
NO COMPONENT
COMPONENTS
200
(7.87)
400
(15.75)
USER DIRECTION OF FEED
DIMENSIONS:
MM
(INCHES)
REV. 03/18
QTY: 500 PCS. PER REEL
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
Unless otherwise expressly indicated in writing, Bourns
®
products and data sheets relating thereto are subject to change
and complete before placing orders for Bourns
®
products.
The characteristics and parameters of a Bourns
®
product set forth in its data sheet are based on laboratory conditions, and
statements regarding the suitability of products for certain types of applications are based on Bourns’ knowledge of typical
requirements in generic applications. The characteristics and parameters of a Bourns
®
®
product with other components
the actual performance of the Bourns
®
®
®
product as meeting the requirements of a particular industry
®
of Bourns products are responsible for ensuring compliance with safety-related requirements and standards applicable to
®
Bourns
®
on a case-by-case basis, use of any Bourns
®
®
®
®
®
Bourns
®
®
standard products that are suitable for use in aircraft
®
standard
the user’s sole risk.
®
and the user for which such Bourns
®
®
custom products shall be negotiated on a case-by-case basis by Bourns
®
also apply to such Bourns custom products.
Users shall not sell, transfer, export or re-export any Bourns
®
Bourns
®
standard products shall
products and Bourns technology and technical data may not under any circumstance be
exported or re-exported to countries subject to international sanctions or embargoes. Bourns
®
products may not, without
®
bilingual versions are available at:
Web Page:
http://www.bourns.com/legal/disclaimers-terms-and-policies
PDF:
http://www.bourns.com/docs/Legal/disclaimer.pdf
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