M
PL
IA
NT
Features
■
Available in E6 series
■
Unit height of 2.8 mm
■
Current up to 3.5 A
■
RoHS compliant*
Applications
■
Input/output of DC/DC converters
■
Power supplies for:
*R
oH
S
CO
100
•
•
•
•
Portable communication equipment
Camcorders
LCD TVs
Car radios
SRU6025 Series - Shielded SMD Power Inductors
Electrical Specifications
Bourns
Part Number
Inductance
@ 100 KHz
L
Tol.
(µH)
(%)
Q
Ref.
Test
Freq.
(MHz)
SRF
Typ.
(MHz)
RDC
Max.
(mΩ)
I rms
Max.
(A)
I sat
Typ.
(A)
General Specifications
Test Voltage ....................................0.1 V
Reflow Soldering .. 230 °C, 50 sec. max.
Operating Temp. .........-40 °C to +125 °C
(Temperature rise included)
Storage Temp. ............-40 °C to +125 °C
Resistance to Soldering Heat
............................... 260 °C for 10 sec.
Materials
Core ....................Ferrite DR and RI core
Wire ............................Enameled copper
Terminal ....................................Ag/Ni/Sn
Rated Current..Ind. drop 35 % typ. at Isat
Temp. Rise.......30 °C max. at rated Irms
Packaging .................... 600 pcs. per reel
Product Dimensions
**K-
Factor
SRU6025-1R2Y
SRU6025-2R2Y
SRU6025-3R3Y
SRU6025-4R7Y
SRU6025-6R8Y
SRU6025-8R2Y
SRU6025-100Y
SRU6025-150Y
SRU6025-220Y
SRU6025-330Y
SRU6025-470Y
SRU6025-680Y
SRU6025-101Y
SRU6025-151Y
SRU6025-221Y
1.2
2.2
3.3
4.7
6.8
8.2
10
15
22
33
47
68
100
150
220
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
±30
8
8
8
8
8
8
8
12
12
12
12
10
24
30
20
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
120
65
50
42
36
30
25
22
18
12
10
8
7
5
4
19
24
27
35
42
52
57
86
130
180
250
365
500
770
1250
4.00
3.40
3.20
2.70
2.40
2.20
2.00
1.80
1.60
1.20
1.00
0.80
0.70
0.54
0.42
3.20
2.35
2.00
1.55
1.30
1.25
1.05
0.92
0.70
0.64
0.48
0.40
0.35
0.28
0.24
535
370
321
253
229
193
178
146
123
98
84
68
55
47
39
**K-Factor: To calculate core flux density, Bp-p (gauss) = K x L(µH) x
Δ
I (peak-to-peak ripple current, A),
determine core loss from
Core Loss vs. Flux Density
plot on page 2.
100
6.20 ± 0.30
(.244 ± .012)
Electrical Schematic
Recommended Layout
REF.
1.10
(.043)
1.10
(.043)
REF.
4.90
REF.
(.193)
1.10
(.043)
REF.
6.50 ± 0.30
(.256 ± .012)
2.50 ± 0.30
(.098 ± .012)
4.90
(.193)
REF.
2.40
(.094)
REF.
1.10
(.043)
REF.
2.40
REF.
(.094)
4.90
TYP.
(.193)
2.15
(.085)
TYP.
2.20
(.087)
TYP.
2.15
TYP.
(.085)
DIMENSIONS:
MM
(INCHES)
* 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.
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.
SRU6025
Series
Shielded SMD
SRF0504
Series -
- Line Filter
Power Inductors
Core Loss vs. Flux Density
1000
100
Core Loss (mW)
10
1 MHz
500 KHz
300 KHz
200 KHz
100 KHz
50 KHz
1
0.1
0.01
100
1000
10000
Flux Density Bp-p (gauss)
Packaging Specifications
178.0
DIA.
(7.008)
2.0 ± 0.5
(.079 ± .020)
16.5
(.650)
13.0 ± 0.5
(.512 ± .020)
DIA.
50.0
(1.969)
COVER
TAPE
EMBOSSED
CAVITY
21.0 ± 0.8
(.827 ± .031)
13.0 ± 0.5
DIA.
(.512 ± .020)
14.0
(.551)
EMBOSSED
CARRIER
12.0
(.472)
END
4
(.157)
START
100
100
100
10
8
(.315)
NO COMPONENT
NO COMPONENT
COMPONENTS
200
(7.874)
400
(15.748)
DIMENSIONS:
MM
(INCHES)
USER DIRECTION OF FEED
QTY: 600 PCS. PER REEL
REV. 11/13
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.