SRU2009 Datasheet, PDF (1/2 Pages) Bourns Electronic Solutions – Shielded SMD Power Inductors

*Ro*HRSoCHOSMCPOLMIAPNLITANT
A
Features
■ Maximum height of 1.0 mm
■ Current up to 1.45 A
■ Lead free
■ RoHS compliant*
Applications
■ Input/output of DC/DC converters
■ Power supplies for:
• Portable communication equipment
• Camcorders
• LCD TVs
• Car radios
SRU2009 Series - Shielded SMD Power Inductors
Electrical Specifications
Bourns Part No.
SRU2009-1R0Y
SRU2009-2R2Y
SRU2009-3R3Y
SRU2009-4R4Y
SRU2009-6R8Y
SRU2009-100Y
SRU2009-150Y
SRU2009-220Y
Inductance 100 KHz _Q
(µH)
Tol. % ^Ref.
1.0
± 30 7
2.2
± 30 7
3.3
± 30 7
4.4
± 30 7
6.8
± 30 7
10
± 30 10
15
± 30 10
22
± 30 10
Test
Frequency
(MHz)
7.96
7.96
7.96
7.96
7.96
2.52
2.52
2.52
SRF
Typ.
(MHz)
200
120
100
85
70
50
40
30
RDC
Max.
(mΩ)
110
210
320
430
650
1080
1370
2600
I rms
Max.
(A)
1.45
1.10
0.80
0.68
0.52
0.40
0.30
0.22
I sat
Typ.
(A)
1.30
0.80
0.60
0.50
0.45
0.35
0.30
0.22
Marking
A
C
E
F
G
H
I
J
Electrical Schematic
Recommended Layout
REF. ^0.65
(.026)
1.30
(.051)
REF.
3.00
(.118)
REF.
1.20
(.047)
REF.
General Specifications
Test Voltage.....................................0.1 V
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.
Materials
Core.....................Ferrite DR and RI core
Wire .............................Enameled copper
Terminal ....................................Ag/Ni/Sn
Rated Current
....................Ind. drop 35 % typ. at Isat
Temperature Rise
......................40 °C max. at rated Irms
Packaging..................1,500 pcs. per reel
Product Dimensions
2.80 ± 0.20
(.110 ± .008)
2.10
(.083)
REF.
REF. ^0.65
(.026)
1.00
(.039) ^REF.
1.00
(.039)
REF.
1.24
(.049)
REF.
1.20
(.047)
REF.
A
2.80 ± 0.20
(.110 ± .008)
0.90 ± 0.10
(.035 ± .004)
0.90
(.035)
TYP.
0.90
(.035)
TYP.
0.90
(.035)
TYP.
DIMENSIONS:
MM
(INCHES)
*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.