Features
Applications
■ Height of 4.0 mm max.
■ Current rating up to 3.5 A
■ RoHS compliant*
■ Input/output of DC/DC converters
■ Power supplies for:
• Portable communication equipment
• Camcorders
• LCD TVs
SRR6038 Series - Shielded SMD Power Inductors
General Specifications
Electrical Characteristics
Test Voltage ................................... 0.1 V
Inductance
100 kHz
DCR
Max.
(mΩ)
Reflow Soldering...230 °C, 50 sec. max.
Operating Temp.............-40 °C to +125 °C
(Temperature rise included)
Storage Temperature.. -40 °C to +125 °C
Resistance to Soldering Heat
................................ 260 °C for 10 sec.
Moisture Sensitivity Level......................1
ESD Classification (HBM)..................N/A
Test
Frequency
(MHz)
SRF
Typ.
(MHz)
Bourns
Part Number
Q
Ref.
I rms
(A)
I sat
(A)
(μH)
3.3
5.0
6.2
7.4
8.2
8.7
10
Tol. %
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
SRR6038-3R3Y
SRR6038-5R0Y
SRR6038-6R2Y
SRR6038-7R4Y
SRR6038-8R2Y
SRR6038-8R7Y
SRR6038-100Y
SRR6038-120Y
SRR6038-150Y
SRR6038-180Y
SRR6038-220Y
SRR6038-270Y
SRR6038-330Y
SRR6038-390Y
SRR6038-470Y
SRR6038-560Y
SRR6038-680Y
SRR6038-820Y
SRR6038-101Y
9.8
8.9
9.0
7.5
7.4
7.3
8.8
8.3
8.6
8.0
8.8
7.7
8.6
8.3
8.5
8.2
7.4
7.6
6.7
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
75.9
42.6
42.3
32.9
29.6
27.5
24.9
17.9
18.0
13.8
13.9
12.5
12.5
11.8
10.4
8.8
20
24
3.50
2.90
2.50
2.30
2.20
2.20
2.00
1.70
1.60
1.50
1.30
1.20
1.10
1.00
0.95
0.85
0.75
0.70
0.65
3.60
2.95
2.60
2.55
2.45
2.35
2.05
1.95
1.90
1.70
1.60
1.30
1.20
1.10
1.00
0.90
0.87
0.75
0.68
27
31
34
34
Materials
38
Core ............................................. Ferrite
Wire ........................... Enameled copper
Adhesive...............................Epoxy resin
Terminal.................................... Ag/Ni/Sn
Rated Current
...................Ind. drop 35 % typ. at Isat
Temperature Rise................... 30 °C typ.
at rated Irms
12
53
15
57
18
92
22
96
27
109
124
138
155
202
234
324
358
33
39
Packaging.................. 1000 pcs. per reel
47
56
Product Dimensions
68
7.5
6.80 0.20
(.268 .008ꢀ
82
7.6
100
6.2
Soldering Profile
6.80 0.20
(.268 .008ꢀ
100
275
<1> Maximum of 10 seconds between
+255°C and +260°C
260°C peak
<1> 255°C
220°C
225
175
125
75
Ramp Down
6°C/second
maximum
190°C
60 - 90
seconds
3.80 0.20
(.150 .008ꢀ
150°C
2.30
(.091ꢀ
TYP.
120 - 150 seconds
10 seconds minimum
Ramp Up
3°C/second maximum
TYP.
2.20
25
(.087ꢀ
0
50
100
150
200
250
300
Rev. 02/22/05
Time (seconds)
2.30
(.091ꢀ
TYP.
Electrical Schematic
Recommended Layout
7.30
(.287ꢀ
2.60
(.102ꢀ
REF.
REF.
2.70
(.106ꢀ
REF.
R
REF.
2.10
LCR METER
(.083ꢀ
WARNING Cancer and Reproductive Harm - www.P65Warnings.ca.gov
2.60
*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
(.102ꢀ
REF.
MM
(INCHESꢀ
DIMENSIONS:
the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf