SRU3014 Datasheet, PDF (1/2 Pages) Bourns Electronic Solutions – Shielded SMD Power Inductors

*RoHS ^COMPLIANT
Features
■ Maximum height of 1.6 mm
■ Current up to 1.85 A
■ RoHS compliant*
Applications
■ Input/output of DC/DC converters
■ Power supplies for:
• Portable communication equipment
• Camcorders
• LCD TVs
• Car radios
SRU3014 Series - Shielded SMD Power Inductors
Electrical Specifications
Bourns
Part Number
SRU3014-1R2Y
Inductance
@ 100 KHz
L (µH)
Tol.
(%)
1.2 ±30
Test _{SRF RDC}
Q Freq. _{Typ. Max.}
Ref. (MHz) (MHz) (mΩ)
12 7.96 150 55
I rms
Max.
(A)
1.85
I sat
Typ.
(A)
1.90
**K-
Factor
1005
SRU3014-1R5Y
1.5 ±30 12 7.96 120 63 1.55 1.60 1005
SRU3014-2R0Y
2.0 ±30 10 7.96 110 95 1.10 1.30 795
SRU3014-3R0Y
3.0 ±30 12 7.96 80 135 1.00 1.10 655
SRU3014-4R7Y
4.7 ±30 15 7.96 70 165 0.82 0.92 558
SRU3014-6R8Y
6.8 ±30 10 7.96 50 230 0.70 0.78 457
SRU3014-100Y
10 ±30 30 2.52 40 290 0.64 0.66 407
SRU3014-150Y
15 ±30 35 2.52 30 550 0.40 0.46 321
SRU3014-220Y
22 ±30 35 2.52 25 875 0.32 0.36 264
**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
100
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................. 1,200 pcs. per reel
Product Dimensions
10
100
3.50 ± 0.20
1 MHz
(.138 ± .008)
1
500 KHz
300 KHz
200 KHz
100 KHz
50 KHz
3.30 ± 0.20
(.130 ± .008)
1.40 ± 0.20
0.1
(.055 ± .008)
0.01
100
Electrical Schematic
1000
Flux Density Bp-p (gauss)
10000
Recommended Layout
* 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.
REF.
1.30
(.051)
1.20
1
(.047)
REF.
4.20
(.165)
1.80 ^REF.
(.071)
REF.
2
1.10
(.043)
TYP.
2
0.50
(.020)
TYP.
1
0.50
(.020)
TYP.
2.30
(.091)
TYP.
DIMENSIONS:
MM
(INCHES)