Datasheet

SRR1240 Series - Shielded SMD Power Inductors
Inductance 100 kHz
Q
Test SRF RDC I rms I sat
Bourns Part No.
(µH) Tol. %
Typ.
Frequency Typ. Max. Max. Typ.
(MHz) (MHz) (mΩ) (A) (A)
SRR1240-1R0Y 1.0 ± 30 10 7.96 85 7.0 9.30 9.20
SRR1240-1R5Y 1.5 ± 30 16 7.96 80 9.5 9.20 9.00
SRR1240-2R4Y 2.4 ± 30 10 7.96 54 11.5 8.00 7.80
SRR1240-3R3Y 3.3 ± 30 14 7.96 43 15.0 6.80 6.50
SRR1240-3R9Y 3.9 ± 30 14 7.96 39 15.0 6.35 6.20
SRR1240-4R7M 4.7 ± 20 16 7.96 33 18.0 6.00 5.60
SRR1240-5R6M 5.6 ± 20 14 7.96 35 20.0 5.40 5.10
SRR1240-6R8M 6.8 ± 20 14 7.96 34 23.0 5.20 4.70
SRR1240-8R2M 8.2 ± 20 10 7.96 32 27.0 4.50 4.30
SRR1240-100M 10.0 ± 20 17 2.52 27 32.0 4.00 4.00
SRR1240-120M 12.0 ± 20 16 2.52 25 38.0 3.80 3.60
SRR1240-150M 15.0 ± 20 16 2.52 22 47.0 3.50 3.20
SRR1240-180M 18.0 ± 20 14 2.52 20 55.0 3.20 3.00
SRR1240-220M 22.0 ± 20 18 2.52 16 67.5 3.00 2.60
SRR1240-270M 27.0 ± 20 16 2.52 15.5 85.0 2.55 2.35
SRR1240-330M 33.0 ± 20 19 2.52 15 97.0 2.30 2.10
SRR1240-390M 39.0 ± 20 14 2.52 14 120.0 2.15 2.00
SRR1240-470M 47.0 ± 20 19 2.52 13 135.0 2.00 1.80
SRR1240-560M 56.0 ± 20 16 2.52 12 170.0 1.80 1.65
SRR1240-680M 68.0 ± 20 19 2.52 11 200.0 1.50 1.50
SRR1240-820M 82.0 ± 20 16 2.52 10 250.0 1.35 1.35
SRR1240-101M 100.0 ± 20 14 0.796 8 300.0 1.25 1.20
SRR1240-121K 120.0 ± 10 12 0.796 7.8 370.0 1.20 1.15
SRR1240-151K 150.0 ± 10 12 0.796 7.5 440.0 1.10 1.05
SRR1240-181K 180.0 ± 10 12 0.796 7.0 550.0 0.98 0.95
SRR1240-221K 220.0 ± 10 12 0.796 6.6 660.0 0.92 0.90
SRR1240-271K 270.0 ± 10 10 0.796 6.0 780.0 0.80 0.80
SRR1240-331K 330.0 ± 10 12 0.796 5.5 950.0 0.75 0.75
SRR1240-391K 390.0 ± 10 12 0.796 5.0 1150.0 0.70 0.65
SRR1240-471K 470.0 ± 10 12 0.796 4.5 1350.0 0.62 0.60
SRR1240-561K 560.0 ± 10 12 0.796 4.0 1500.0 0.55 0.52
SRR1240-681K 680.0 ± 10 14 0.796 3.8 2000.0 0.50 0.48
SRR1240-821K 820.0 ± 10 10 0.796 3.5 2400.0 0.45 0.42
SRR1240-102K 1000.0 ± 10 16 0.252 2.8 3000.0 0.42 0.40
Features
■ Available in E12 values
■ Height of 4.5 mm maximum
■ Current rating to 9.3 amps
■ RoHS compliant*
Applications
■ Input/output of DC/DC converters
■ Power supplies for:
• Portable communication equipment
• Camcorders
• LCD TVs
• Car radios
Electrical Specifications
100
Product Dimensions
Recommended Layout
100
12.5 ± 0.3
(.492 ± .012)
12.5 ± 0.3
(.492 ± .012)
4.0 ± 0.5
(.157 ± .020)
5.0 ± 0.3
(.197 ± .012)
7.0
(.276)
TYP.
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
Wire .............Enameled copper wire 130
Terminal.....................................Cu/Ni/Sn
Rated Current
....................Ind. drop 25 % typ. at Isat
Temperature Rise ..................40 °C max.
at rated Irms
Packaging ....................800 pcs. per reel
Electrical Schematic
DIMENSIONS:
MM
(INCHES)
2.9
(.114)
REF.
2.9
(.114)
REF.
5.4
(.213)
REF.
6.8
(.268)
REF.
*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.
*RoHS COMPLIANT