PL
IA
N
T
Features
n
Height of 2.0 mm max.
n
Current rating up to 3 A
n
RoHS compliant*
Applications
n
Input/output of DC/DC converters
n
Power supplies for:
*R
oH
S
C
OM
• Portable communication equipment
• Camcorders
• LCD TVs
LE
AD
F
RE
E
SRR5018 Series - Shielded Power Inductors
General Specifications
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
0.796
0.796
0.796
0.796
0.796
2.52
Electrical Specifications
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
Ro VE LEA
HS RS D
C ION FRE
OM S E
PL AR
IA E
NT
*
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
100
120
150
180
220
82
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
10
11
11
8
11
DCR
Max.
(mΩ)
30
35
40
45
55
55
60
76
80
116
130
160
190
210
280
320
350
500
550
600
850
1100
950
110
90
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
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, 10 sec.
Moisture Sensitivity Level .....................1
ESD Classification (HBM)................. 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)
5.80 ± 0.30
(.228 ± .012)
7.9
7.4
7.5
7.9
7.3
7.2
8.6
8.8
11
12.7
14.7
10.2
10.9
10.6
8.9
8.9
9.9
13.1
12.9
13.6
8.7
11.8
9.1
6R2
6R2
5.80 ± 0.30
(.228 ± .012)
5.80 ± 0.30
(.228 ± .012)
1420
1650
2300
2500
1.80 ± 0.20
(.071 ± .008)
1.80 ± 0.20
1.90
(.071 ± .008)
(.075)
1.90
TYP.
(.075)
TYP.
TYP.
2.00
TYP.
(.079)
2.00
1.90
(.079)
(.075)
1.90
TYP.
(.075)
TYP.
10
Soldering Profile
275
<1> Maximum of 10 seconds between
+255°C and +260°C
225
220°C
190°C
60 - 90
seconds
Ramp Down
6°C/second
maximum
260°C peak
<1> 255°C
Temperature (°C)
175
150°C
Recommended Layout
6.30
REF.
(.248)
6.30
REF.
(.248)
R
2.20
(.087)
2.20
R REF.
(.087)
REF.
2.20
(.087)
2.20
REF.
(.087)
REF.
REF.
1.90
REF.
(.075)
1.90
(.075)
2.20
(.087)
2.20
REF.
(.087)
REF.
125
120 - 150 seconds
10 seconds minimum
75
Ramp Up
3°C/second maximum
25
0
50
100
150
200
250
Rev. 02/22/05
300
Time (seconds)
MM
DIMENSIONS:
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
(INCHES)
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.
TYP.
2.00
(.079)
1.90
(.075)
TYP.
6.30
REF.
(.248)
2.20
(.087)
REF.
SRR5018 Series - Shielded Power Inductors
Inductance vs. Current
102
7
5
3
2
R
2.20
(.087)
REF.
REF.
1.90
(.075)
2.20
(.087)
REF.
Electrical Schematic
101
330
100
3R0
1R2
LCR METER
Inductance (µH)
101
7
5
3
2
100
7
5
3
2
10-1
101
2
3
5 7 102
2
3
5 7 103
2
3
5 7 104
DC Current (mA)
Packaging Specifications
178.0
(7.00)
DIA.
2.0
±
0.5
(.079
±
.020)
178.0
(7.00)
DIA.20.5
(.807)
21.0
±
0.8
DIA.
(.827
±
.032)
13.0
(.511)
50.0 - 0
(1.969 - 0)
13.0
DIA.
(.511)
13.0
DIA.
(.511)
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)
18.0 + 0
(.709 + 0)
END
18.0 + 0
(.709 + 0)
4.0
(.157)
12.0
(.472)
4.0
(.157)
12.0
(.472)
START
START
6R2
6R2
6R2
6R2
6R2
6R2
6R2
6R2
NO COMPONENT
NO COMPONENT
200
(7.87)
200
(7.87)
NO COMPONENT
COMPONENTS
COMPONENTS
NO COMPONENT
400
(15.75)
400
(15.75)
REV. 03/18
USER DIRECTION OF FEED
USER DIRECTION OF FEED
QTY: 500 PCS. PER REEL
MM
DIMENSIONS:
(INCHES)
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.
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