SRP1204 Series - Shielded Power Inductors
*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.
L vs I Charts
Features
■ Shielded construction
■ Unit height of 4 mm
■ Inductance range: 0.5 µH to 1.8 µH
■ Current up to 13 A
■ RoHS compliant*
Applications
■ Input/output of DC/DC converters
■ Power supplies for:
• Portable communications equipment
• Camcorders
• LCD TVs
• Car audio systems
Electrical Specifications
Product Dimensions
NOM.
NOM.
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 20 % at I sat
Temperature Rise..........40 ˚C at rated I rms
Packaging .......800 pcs. per 13-inch reel
Recommended Layout
Electrical Schematic
Initial Inductance Flat Point
Bourns Part No. Inductance at Flat Point ref. I rms I sat DCR
L0 (µH) L1 (µH) (A) (A) (A) (mΩ) max.
SRP1204-R50M 0.75 ± 20 % 0.55 ± 20 % 2.0 13.0 14.0 3.0
SRP1204-1R1M 1.30 ± 20 % 1.10 ± 20 % 2.0 12.0 13.0 4.5
SRP1204-1R8M 2.00 ± 20 % 1.80 ± 20 % 2.0 10.0 11.0 6.0
