Features
■ Available in E6 values
■ Inductance values to 1000 µH
■ RoHS compliant*
Applications
■ Input/output of DC/DC converters
■ Power supplies for:
• Portable communication equipment
• Camcorders
• LCD TVs
• Car radios
SRR7032 Series - Shielded SMD Power Inductors
*RoHS Directive 2002/95/EC Jan. 27, 2003 including annex and RoHS Recast 2011/65/EU June 8, 2011.
Specifi cations 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 specifi c applications.
Test Voltage ....................................0.5 V
Refl ow 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.
Electrical Specifi cations
Bourns Part No.
Inductance 1 KHz
Q
Typ.
Test
Frequency
(MHz)
SRF
Typ.
(MHz)
RDC
Max.
(Ω)
I rms
Max.
(A)
I sat
Typ.
(A)uH Tol. %
SRR7032-2R2M 2.2 ±20 12 7.96 70 0.022 2.65 2.60
SRR7032-3R3M 3.3 ±20 16 7.96 55 0.027 2.40 2.20
SRR7032-4R7M 4.7 ±20 16 7.96 43 0.042 2.00 2.00
SRR7032-6R8M 6.8 ±20 17 7.96 37 0.054 1.60 1.80
SRR7032-100M 10.0 ±20 25 2.52 35 0068 1.40 1.60
SRR7032-150M 15.0 ±20 22 2.52 32 0.095 1.10 1.20
SRR7032-220M 22.0 ±20 20 2.52 29 0.135 0.96 1.05
SRR7032-330M 33.0 ±20 23 2.52 20 0.200 0.76 0.86
SRR7032-470M 47.0 ±20 26 2.52 18 0.280 0.67 0.77
SRR7032-680M 68.0 ±20 22 2.52 16 0.380 0.60 0.70
SRR7032-101M 100.0 ±20 28 0.796 12 0.540 0.45 0.50
SRR7032-151M 150.0 ±20 35 0.796 10 0.800 0.37 0.38
SRR7032-221M 220.0 ±20 47 0.796 7.5 1.300 0.30 0.32
SRR7032-331M 330.0 ±20 46 0.796 6.1 1.900 0.22 0.24
SRR7032-471M 470.0 ±20 34 0.796 5.1 2.400 0.20 0.20
SRR7032-681M 680.0 ±20 58 0.796 3.8 3.750 0.16 0.15
SRR7032-102M 1000.0 ±20 120 0.252 3.1 5.400 0.15 0.14
General Specifi cations
Core ............................... Ferrite DR & RI
Wire ............. Enameled copper wire 130
Terminal ....................................Cu/Ni/Sn
Rated Current
...............Ind. drop of 10 % typ. at Isat
Temperature Rise
.....................30 °C max. at rated Irms
Packaging .................. 1500 pcs. per reel
Materials
Product Dimensions
Recommended LayoutSchematic
DIMENSIONS:
MM
(INCHES)
2.4
(.094)
REF.
7.80
(.307)
1.8
(.071)
REF.
1.8
(.071)
REF.
4.2
(.165)
REF.
REF.
220
2.0
(.079)
TYP.
3.20 ± 0.2
(.126 ± .008)
7.0 ± 0.3
(.276 ± .012)
7.0 ± 0.3
(.276 ± .012)
1.5
(.059)
TYP.
4.0
(.157)
TYP.
