Features
■ Shielded construction
■ Inductance range: 3.5 to 100 µH
■ Rated current up to 5 A
■ AEC-Q200 qualified
330
330
■ RoHS compliant* and halogen free**
SRU8045A Series - Shielded Power Inductors
Operating Temp. .......... -40 °C to +125 °C
Inductance
@ 100 kHz /
0.1 V
DCR (Ω)
Typ. Max.
0.0188 0.025
Test
Freq.
(MHz)
SRF
(MHz)
Typ.
(Temperature rise included)
Storage Temperature .. -40 °C to +125 °C
Temperature Rise.....40 °C at rated Irms
Rated Current
............ Inductance drops 35 % at Isat
Failure In Time (FIT)........24.7/109 hours
Mean Time Between Failures (MTBF)
..................................40.4 x 106 hours
Q
(Ref.)
I rms
(A)
Bourns
Part Number
I sat
(A)
L (μH) Tol. (%)
SRU8045A-3R5Y
SRU8045A-4R7Y
SRU8045A-6R2Y
SRU8045A-100Y
SRU8045A-220Y
SRU8045A-330Y
SRU8045A-470Y
SRU8045A-680Y
SRU8045A-101Y
3.5
4.7
6.2
10
± 30
± 30
± 30
± 30
± 30
± 30
± 30
± 30
± 30
12
10
10
16
18
14
12
8
7.96
7.96
7.96
2.52
2.52
2.52
2.52
2.52
0.796
45
30
23
18
12
8
5.00
5.00
4.40
3.80
3.30
2.15
1.80
1.40
1.20
0.92
0.022 0.0275 4.60
0.0285 0.036
4.20
3.50
2.25
2.00
1.45
1.25
1.00
0.035
0.094
0.118
0.215
0.32
0.048
0.122
0.15
0.27
0.40
0.50
22
33
Materials
47
6
Core..............................................Ferrite
Wire ............................Enameled copper
Terminal Finish ...................................Sn
Packaging..... 1000 pcs. per 13-inch reel
68
4
100
20
3
0.40
Electrical Schematic
How to Order
Product Dimensions
SRU8045A - 100Y
8.0 0.3
(.315 .012)
Model
Value Code (see table)
8.0 0.3
(.315 .012)
Temperature
Rising Area
Preheat
Area
Reflow
Area
Forced
Cooling Area
+4.0 °C/Sec. Max.
150~200 °C / 60~120 Sec.
+3.0 °C/Sec. Max.
-(1.0~5.0) °C/Sec. Max.
4.5 0.3
(.177 .012)
Peak Temperature: 250 °C
Peak Temperature
250
200
150
100
50
250
max.
217 °C
60~150 Sec.
60 Sec.
Max.
Max. Peak
Temperature -5
30 sec. max.
6.4
(.252)
2.4
(.094)
TYP.
TYP.
60~120 Sec.
Max. Time Above
217
:
60~150 sec. max.
3.20
(.126)
TYP.
50
100
150
200
250
0
2.4
(.094)
Time (Seconds)
TYP.
Recommended Layout
1.4
(.055)
1.4
1.4
(.055)
(.055)
6.2
(.244)
6.2
(.244)
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.
3.4
(.134)
**Bourns considers a product to be “halogen free” if (a) the Bromine (Br) content is 900 ppm or less; (b) the Chlorine
(Cl) content is 900 ppm or less; and (c) the total Bromine (Br) and Chlorine (Cl) content is 1500 ppm or less.
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
3.4
(.134)
1.4
(.055)
the last page of this document, and at www.bourns.com/docs/legal/disclaimer.pdf
MM
(INCHES)
DIMENSIONS: