Features
n Available in E12 series
n Unit height of 5.2 mm
n Current up to 4.5 A
n RoHS compliant*
Applications
n Input/output of DC/DC converters
n Power supplies for:
• Portable communication equipment
• Camcorders
• LCD TVs
• Car radios
SRR1005 Series - Shielded Power Inductors
*RoHS COMPLIANT
LEAD FREE
*RoHS COMPLIANT
VERSIONS
AVAILABLE
LEAD FREE
VERSIONS ARE
RoHS COMPLIANT*
*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.
Test Voltage .......................................1 V
Reow Soldering .. 250 °C, 10 sec. max.
(In compliance with JEDEC,
J-STD-020C, Table 4-2)
Operating Temperature
................................-40 °C to +125 °C
(Temperature rise included)
Storage Temperature
................................-40 °C to +125 °C
Resistance to Soldering Heat
.......................... 250 °C, 10 sec. max.
Electrical Specications General Specications
Core ....................... Ferrite DR & RI core
Wire ............................Enameled copper
Base ................................................DAP
Terminal ....................................Cu/Ni/Sn
Rated Current
...............Ind. drop of 10 % typ. at Isat
Temperature Rise
.....................40 °C max. at rated Irms
Packaging .................... 600 pcs. per reel
Materials
Product Dimensions
DIMENSIONS:
MM
(INCHES)
**K-Factor: To calculate core ux 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.
Bourns Part No.
Inductance
1 KHz
Q
Ref.
Test
Frequency
(MHz)
SRF
Min.
(MHz)
RDC
Max.
(Ω)
I rms
Max.
(A)
I sat
Typ.
(A)
**K-
FactorµH Tol. %
SRR1005-1R0M 1.0 ± 20 25 7.96M 120 0.017 4.50 8.00
218
SRR1005-1R5M 1.5 ± 20 25 7.96M 100 0.020 3.60 7.00
179
SRR1005-2R2M 2.2 ± 20 25 7.96M 90.0 0.027 3.10 6.10
151
SRR1005-3R0M 3.0 ± 20 25 7.96M 80.0 0.030 2.90 5.00
131
SRR1005-3R3M 3.3 ± 20 25 7.96M 75.0 0.039 3.30 3.90
131
SRR1005-4R7M 4.7 ± 20 25 7.96M 50.0 0.040 2.50 3.80
103
SRR1005-6R8M 6.8 ± 20 22 7.96M 35.0 0.075 2.20 2.80
85
SRR1005-7R0M 7.0 ± 20 22 7.96M 32.0 0.055 2.20 3.20
85
SRR1005-100M 10 ± 20 48 2.52M 30.0 0.065 2.00 3.00
73
SRR1005-120M 12 ± 20 45 2.52M 25.0 0.080 1.80 2.30
63
SRR1005-150M 15 ± 20 40 2.52M 20.0 0.085 1.70 2.10
56
SRR1005-180Y 18 ± 15 35 2.52M 19.0 0.090 1.60 2.10
53
SRR1005-220Y 22 ± 15 42 2.52M 18.0 0.100 1.40 1.90
48
SRR1005-270Y 27 ± 15 40 2.52M 17.0 0.120 1.30 1.60
44
SRR1005-330Y 33 ± 15 40 2.52M 15.0 0.160 1.20 1.56
39
SRR1005-390Y 39 ± 15 40 2.52M 13.0 0.180 1.05 1.40
36
SRR1005-470Y 47 ± 15 35 2.52M 12.0 0.190 1.00 1.30
33
SRR1005-560Y 56 ± 15 35 2.52M 11.0 0.210 0.90 1.10
30
SRR1005-680Y 68 ± 15 35 2.52M 9.0 0.340 0.82 1.10
27
SRR1005-820Y 82 ± 15 35 2.52M 8.0 0.380 0.75 0.95
25
SRR1005-101K 100 ± 10 35 0.796M 7.5 0.420 0.68 0.90
23
SRR1005-121K 120 ± 10 30 0.796M 7.2 0.460 0.60 0.80
20
SRR1005-151K 150 ± 10 28 0.796M 6.2 0.520 0.55 0.66
18
SRR1005-181K 180 ± 10 28 0.796M 5.8 0.700 0.50 0.65
17
SRR1005-221K 220 ± 10 30 0.796M 5.2 0.800 0.45 0.63
15
SRR1005-271K 270 ± 10 30 0.796M 4.8 1.100 0.40 0.52
14
SRR1005-331K 330 ± 10 30 0.796M 4.5 1.200 0.35 0.48
12
SRR1005-391K 390 ± 10 25 0.796M 4.2 1.400 0.33 0.45
11
SRR1005-471K 470 ± 10 40 0.796M 3.0 1.600 0.30 0.45
10
SRR1005-561K 560 ± 10 40 0.796M 2.7 1.800 0.28 0.42
9
SRR1005-681K 680 ± 10 37 0.796M 2.6 2.300 0.26 0.38
9
SRR1005-821K 820 ± 10 37 0.796M 2.5 2.600 0.24 0.36
8
SRR1005-102K 1000 ± 10 65 0.252M 2.0 3.200 0.22 0.32
7
SRR1005-122K 1200 ± 10 58 0.252M 2.0 3.600 0.20 0.29
6
SRR1005-152K 1500 ± 10 53 0.252M 1.6 5.200 0.17 0.24
6
SRR1005-182K 1800 ± 10 65 0.252M 1.4 5.700 0.16 0.23
5
SRR1005-222K 2200 ± 10 55 0.252M 1.4 6.500 0.14 0.21
5
SRR1005-272K
2700 ± 10 55 0.252M 1.2 8.600 0.12 0.18
4
SRR1005-332K 3300 ± 10 50 0.252M 1.2 10.00 0.10 0.17
4
Recommended Layout
