SRU6018 Datasheet, PDF (1/2 Pages) Bourns Electronic Solutions – Shielded SMD Power Inductors

*RoHS ^COMPLIANT
100
Features
■ Maximum height of 2.0 mm
■ Current up to 3.6 A
■ RoHS compliant*
Applications
■ Input/output of DC/DC converters
■ Power supplies for:
• Portable communication equipment
• Camcorders
• LCD TVs
• Car radios
SRU6018 Series - Shielded SMD Power Inductors
Electrical Specifications
Bourns
Part Number
Inductance
@ 100 KHz
L
Tol.
(µH) (%)
Test _{SRF RDC} I rms
Q Freq. _{Typ. Max.} Max.
Ref. (MHz) (MHz) (mΩ) (A)
I sat
Typ.
(A)
**K-
Factor
SRU6018-1R2Y 1.2 ±30 8 7.96 130 25 3.60 2.80 707
SRU6018-1R8Y 1.8 ±30
8 7.96 90
28 3.00 2.30
579
SRU6018-3R3Y 3.3 ±30
8 7.96 60
36 2.50 1.70
424
SRU6018-4R7Y 4.7 ±30
8 7.96 50
52 2.20 1.40
374
SRU6018-6R8Y 6.8 ±30
8 7.96 40
60 1.90 1.20
303
SRU6018-100Y
10
±30 12 2.52 30
88 1.70 1.00
236
SRU6018-150Y
15
±30 12 2.52 24 130 1.50 0.80
193
SRU6018-220Y
22
±30 14 2.52 18 190 1.20 0.65
163
SRU6018-330Y
33
±30 10 2.52 16 255 1.00 0.58
130
SRU6018-470Y
47
±30 12 2.52 14 410 0.80 0.46
108
SRU6018-680Y
68 ±30 12 2.52 12 600 0.62 0.36
90
SRU6018-101Y 100 ±30 20 2.52
9
715 0.50 0.34
77
**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.
Core Loss vs. Flux Density
1000
100
10
1
0.1
0.01
100
Electrical Schematic
1000
Flux Density Bp-p (gauss)
1 MHz
500 KHz
300 KHz
200 KHz
100 KHz
50 KHz
10000
* 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.
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.................... 800 pcs. per reel
Product Dimensions
6.50 ± 0.30
(.256 ± .012)
6.20 ± 0.30
(.244 ± .012)
1.80 ± 0.20
(.071 ± .008)
4.90
(.193)
TYP.
2.15
(.085)
TYP.
Recommended Layout
1.10
REF. _(.043)
1.10
(.043)
REF.
4.90
(.193)
REF.
2.20
(.087)
TYP.
(.20.8155)TYP.
1.10
(.043)
REF.
4.90
(.193)
REF.
1.10
(.043)
REF.
DIMENSIONS:
2.40
(.094) ^REF.
MM
(INCHES)
2.40
(.094)
REF.