Datasheet

7.3
(.287)
5.3
(.209)
REF.
REF.
REF.
2.8
(.110)
REF.
2.8
(.110)
Features
■ Available in E12 series
■ Height of 10 mm
■ Current rating up to 11 A
■ RoHS compliant*
Applications
■ Input/output of DC/DC converters
■ Power supplies for:
• Portable communication equipment
• Camcorders
• LCD TVs
SRR1210 Series - Shielded SMD Power Inductors
*RoHS COMPLIANT
Operating Temperature
............................... -40 °C to +125 °C
(Temperature rise included)
Storage Temperature
............................... -40 °C to +125 °C
Resistance to Soldering Heat
.................................260 °C for 5 sec.
Rated Current
..............Ind. drop of 20 % typ. at Isat
Temperature Rise .. 40 °C typical at Irms
Moisture Sensitivity Level .....................1
.................N/A
Electrical Characteristics
Bourns Part No.
Inductance
1 kHz / 0.25 V
Q
Ref.
Test
Frequency
(MHz)
SRF
MHz
Typ.
DCR
max.
(mΩ)
I rms
(A)
I sat
(A)
**K-
FactoruH Tol. %
SRR1210-1R0Y 1.0 ±30 10 7.96 85 6.0 11.0 16.5 86
SRR1210-1R8Y 1.8 ±30 10 7.96 56 7.5 10.2 13.2 67
SRR1210-2R2Y 2.2 ±30 10 7.96 54 9.0 9.5 12.2 55
SRR1210-3R3Y 3.3 ±30 15 7.96 44 10 9.0 10.5 46
SRR1210-4R7Y 4.7 ±30 8 7.96 35 12 8.5 9.6 40
SRR1210-5R6Y 5.6 ±30 12 7.96 28 14 8.0 8.5 35
SRR1210-6R8Y 6.8 ±30 12 7.96 20 15 7.9 8.3 32
SRR1210-8R2Y 8.2 ±30 11 7.96 16 17 7.3 7.5 29
SRR1210-100M 10 ±20 16 2.52 12 18 6.5 6.5 26
SRR1210-120M 12 ±20 14 2.52 18 22 6.3 6.1 24
SRR1210-150M 15 ±20 16 2.52 10.5 32 5.8 5.3 21
SRR1210-180M 18 ±20 13 2.52 8.0 35 5.5 5.1 19
SRR1210-220M 22 ±20 16 2.52 8.0 38 5.2 4.5 17
SRR1210-270M 27 ±20 16 2.52 6.5 40 5.0 4.2 15
SRR1210-330M 33 ±20 16 2.52 6.5 52 4.4 3.7 14
SRR1210-390M 39 ±20 16 2.52 4.5 66 4.2 3.5 13
SRR1210-470M 47 ±20 16 2.52 4.5 72 3.8 3.1 12
SRR1210-560M 56 ±20 8 2.52 4.0 90 3.4 2.9 11
SRR1210-680M 68 ±20 12 2.52 3.8 102 3.0 2.7 10
SRR1210-820M 82 ±20 15 2.52 3.5 112 2.8 2.5 9
SRR1210-101M 100 ±20 16 0.796 3.0 135 2.5 2.2 8
SRR1210-121M 120 ±20 13 0.796 2.6 170 2.3 1.9 7
SRR1210-151M 150 ±20 12 0.796 2.2 190 2.2 1.8 7
SRR1210-181M 180 ±20 14 0.796 1.8 250 1.9 1.6 6
SRR1210-221M 220 ±20 15 0.796 1.8 315 1.7 1.5 5
SRR1210-271M 270 ±20 16 0.796 1.8 410 1.5 1.3 5
SRR1210-331M 330 ±20 14 0.796 1.8 450 1.4 1.2 4
SRR1210-391M 390 ±20 16 0.796 1.3 600 1.3 1.1 4
SRR1210-471M 470 ±20 12 0.796 0.85 820 1.2 1.0 4
SRR1210-561M 560 ±20 12 0.796 0.85 900 1.1 0.95 3
SRR1210-681M 680 ±20 11 0.796 0.85 1200 1.0 0.85 3
SRR1210-821M 820 ±20 6 0.796 0.85 1320 0.85 0.75 3
SRR1210-102M 1000 ±20 22 0.796 0.85 1650 0.75 0.70 3
Core ................................Ferrite DR & RI
Wire ........................... Enameled copper
Terminal coating ...................... Matte Sn
Packaging ....................250 pcs. per reel
Materials
Product Dimensions
1R0
12.0 ± 0.5
(.472 ± .020)
12.0 ± 0.5
(.472 ± .020)
4.9
(.193)
INDUCTANCE
CODE
10.0
(.394)
MAX.
REF.
REF.
7.9
(.311)
Recommended LayoutSchematic
DIMENSIONS:
MM
(INCHES)
1
00
Δ I (peak-to-peak ripple current, A),
determine core loss from Core Loss vs. Flux Density plot.
WARNING Cancer and Reproductive Harm
www.P65Warnings.ca.gov
Specifications are subject to change without notice.
Users should verify actual device performance in their
specific
applications.
The products described herein and
this document are subject to specific legal disclaimers as
set forth on the last page of this document, and at
www.bourns.com/docs/legal/disclaimer.pdf
* RoHS Directive 2002/95/EC Jan. 27, 2003 including
annex and RoHS Recast 2011/65/EU June 8, 2011.