BOURNS SRR5028-221Y

NT
IA
PL
M
CO
S
oH
*R
Features
Applications
■ Height of 3.0 mm max.
■ Input/output of DC/DC converters
■ Current rating up to 3.0 A
■ Power supplies for:
• Portable communication equipment
• Camcorders
• LCD TVs
• Car radios
■ RoHS compliant*
SRR5028 Series - Shielded SMD Power Inductors
General Specifications
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 for 10 sec.
Electrical Specifications
Inductance 100 kHz
µH)
(µ
Tol. %
Q
Ref.
2.6
3.0
4.2
5.3
6.2
8.2
10
12
15
18
22
27
33
39
47
56
68
82
100
150
220
330
470
560
680
±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
7
7
7
7
7
7
9
11
9
10
7
10
11
8
7
9
8
8
8
7
7
8
12
12
11
Bourns Part No.
SRR5028-2R6Y
SRR5028-3R0Y
SRR5028-4R2Y
SRR5028-5R3Y
SRR5028-6R2Y
SRR5028-8R2Y
SRR5028-100Y
SRR5028-120Y
SRR5028-150Y
SRR5028-180Y
SRR5028-220Y
SRR5028-270Y
SRR5028-330Y
SRR5028-390Y
SRR5028-470Y
SRR5028-560Y
SRR5028-680Y
SRR5028-820Y
SRR5028-101Y
SRR5028-151Y
SRR5028-221Y
SRR5028-331Y
SRR5028-471Y
SRR5028-561Y
SRR5028-681Y
Test
Frequency
(MHz)
SRF
Typ.
(MHz)
DCR
Max.
Ω)
(mΩ
Irms
(A)
Isat
(A)
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
0.796
0.796
77
65
51
45
39
34
30
28
22
20
20
17
13
13
13
12
11
9
8
7.5
6.5
5
5
4
3
30
30
35
40
45
55
70
80
100
110
120
160
190
210
250
300
350
430
480
900
1250
2000
2500
3920
4300
3.00
2.80
2.50
2.30
2.20
2.10
1.50
1.46
1.37
1.25
1.15
1.05
0.90
0.86
0.82
0.72
0.62
0.52
0.45
0.33
0.30
0.20
0.30
0.14
0.13
2.70
2.50
2.20
1.90
1.80
1.60
1.40
1.25
1.15
1.10
1.00
0.90
0.78
0.72
0.65
0.60
0.56
0.50
0.45
0.35
0.30
0.20
0.23
0.14
0.14
Materials
Core Material.................................Ferrite
Wire ............................Enameled Copper
Adhesive..............................Epoxy Resin
Terminal.....................................Ag/Ni/Sn
Rated Current .........Ind. drop of 35 % typ.
at Isat
Temperature Rise .............30 ˚C typ. at Irms
Packaging.....................400 pcs. per reel
Product Dimensions
5.80 ± 0.30
(.228 ± .012)
6R2
5.80 ± 0.30
(.228 ± .012)
2.80 ± 0.20
(.110 ± .008)
1.90
(.075)
TYP.
Soldering Profile
275
<1> Maximum of 10 seconds between
+255°C and +260°C
TYP.
2.00
(.079)
260°C peak
<1> 255°C
225
1.90
(.075)
TYP.
220°C
Temperature (°C)
190°C
Ramp Down
6°C/second
maximum
60 - 90
seconds
175
150°C
Recommended Layout
6.30
REF.
(.248)
125
120 - 150 seconds
10 seconds minimum
2.20
(.087)
REF.
75
Ramp Up
3°C/second maximum
R
2.20
(.087)
REF.
25
0
50
100
150
Time (seconds)
200
250
300
Rev. 02/22/05
DIMENSIONS:
MM
(INCHES)
REF.
1.90
(.075)
2.20
(.087)
REF.
*RoHS Directive 2002/95/EC Jan 27 2003 including Annex
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
Surface Mount
Chip-Inductor
Capability
MatrixInductors
SRR5028
Series
Shielded
SMD Power
Inductance vs. Current
Electrical Schematic
103
7
5
3
331
Inductance (µH)
2
102
7
5
151
470
3
2
101
7
5
150
LCR METER
3
3R0
2
100
101
2
3
5 7 102
2
3
5 7 103
2
5 7 104
3
DC Current (mA)
Packaging Specifications
2.0 ± 0.5
(.079 ± .020)
178.0
(7.00)
DIA.
DIMENSIONS:
20.5
(.807)
MM
(INCHES)
DIA.
13.0
(.511)
21.0 ± 0.8
(.827 ± .032)
50.0 - 0
(1.969 - 0)
13.0
DIA.
(.511)
18.0 + 0
(.709 + 0)
12.0
(.472)
END
6R2
4.0
(.157)
6R2
6R2
NO COMPONENT
200
(7.87)
START
6R2
NO COMPONENT
COMPONENTS
USER DIRECTION OF FEED
QTY: 400 PCS. PER REEL
08/07
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
400
(15.75)