SRP1045 Datasheet, PDF (1/2 Pages) Bourns Electronic Solutions – Shielded Power Inductors

*RoHS ^COMPLIANT
Features
■ Shielded construction
■ Unit height of 4.5 mm
■ Inductance range: 0.36 µH to 3.2 µH
■ Current up to 23 A
■ RoHS compliant*
Applications
■ Input/output of DC/DC converters
■ Power supplies for:
• Portable communications equipment
• Camcorders
• LCD TVs
• Car audio systems
SRP1045 Series - Shielded Power Inductors
Electrical Specifications
Bourns Part No.
SRP1045-R36Y
SRP1045-R80M
SRP1045-1R4M
SRP1045-2R2M
SRP1045-3R2M
Inductance
L (µH)
0.36 ± 30 %
0.80 ± 20 %
1.40 ± 20%
2.20 ± 20 %
3.20 ± 20 %
I rms
(A)
23.0
15.0
13.0
9.5
8.0
I sat
(A)
26.0
17.0
14.0
10.0
8.0
Inductance vs. DC Superposition Characteristics
4.0
3R2
3.0
2R2
2.0
1.0
0
5
2.0
1R4
1.0
R80
10
15
DC Current (A)
R36
0
0
10
20
30
DC Current (A)
Electrical Schematic
*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.
DCR
(mΩ) max.
1.7
3.9
4.4
8.7
10.4
General Specifications
Test Voltage........................................1 V
Test Frequency ..........................100 KHz
Reflow Soldering .....230 ˚C; 50 sec max.
Operating Temperature ..-55 °C to +150 °C
(Temperature rise included)
Storage Temperature..-55 °C to +150 °C
Resistance to Soldering Heat
..............................+260 °C for 10 sec.
Materials
Core .........................................Ferrite ER
Wire .............................Enameled copper
Terminal.....................................Cu/Ni/Sn
Rated Current.......Ind. drops 25 % at I sat
Temperature Rise..........40 ˚C at rated I rms
Packaging .......600 pcs. per 13-inch reel
Product Dimensions
11.00 ± 0.30
(0.422 ± 0.012)
9.35 ± 0.30
(0.368 ± 0.012)
4.50 ± 0.30
(0.177 ± 0.012)
20
TYP.
1.00
(0.039)
(01.0.5509)TYP.
2.10
(0.083)
TYP.
2.0
(0.079)
TYP.
6.0
(0.236)
TYP.
Recommended Layout
3.0
(0.118)
5.8
(.228)
3.0
(0.118)
40
6.0
(0.236)
3.0
(0.118)
3.0
(0.118)
2.8
(0.110)
10.0
(0.394)
2.0
(0.079)
1.4
(0.055)
DIMENSIONS:
MM
(INCHES)