SRP1205 Datasheet, PDF (1/2 Pages) Bourns Electronic Solutions – Shielded Power Inductors

*RoHS ^COMPLIANT
Features
■ Shielded construction
■ Unit height of 5.6 mm
■ Inductance range: 0.3 µH to 7.2 µH
■ Current up to 18 A
■ RoHS compliant*
Applications
■ Input/output of DC/DC converters
■ Power supplies for:
• Portable communications equipment
• Camcorders
• LCD TVs
• Car audio systems
SRP1205 Series - Shielded Power Inductors
Electrical Specifications
Bourns Part No.
SRP1205-R30Y
SRP1205-R60Y
SRP1205-1R0Y
SRP1205-1R8Y
SRP1205-2R5Y
SRP1205-3R3Y
SRP1205-4R0Y
SRP1205-5R6Y
SRP1205-7R2Y
Initial
Inductance
L0 (µH)
0.54 ± 25 %
0.85 ± 25 %
1.25 ± 25 %
2.00 ± 25 %
2.70 ± 25 %
3.50 ± 25 %
4.20 ± 25 %
5.80 ± 25 %
7.40 ± 25 %
Inductance
at Flat Point
L1 (µH)
0.30 ± 25 %
0.60 ± 25 %
1.00 ± 25 %
1.80 ± 25 %
2.50 ± 25 %
3.30 ± 25 %
4.00 ± 25 %
5.60 ± 25 %
7.20 ± 25 %
Flat
Point
ref.
(A)
5.00
5.00
5.00
2.00
2.00
2.00
3.00
2.00
2.00
SRF
typ.
(MHz)
160
95
75
55
40
40
35
30
30
I rms
(A)
18.0
16.0
14.0
13.0
11.5
11.0
10.5
8.5
8.3
I sat
(A)
35.0
27.0
22.0
16.0
12.0
11.8
8.3
8.0
7.5
DCR
(mΩ) max.
1.8
2.5
3.4
3.4
3.4
5.4
5.4
11.4
13.5
L vs I Charts
8.0
7R2
6.0
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 .......600 pcs. per 13-inch reel
Product Dimensions
12.50 ± 0.30
(0.492 ± 0.012)
12.50 ± 0.30
(0.492 ± 0.012)
1.90 ± 0.20
(0.748 ± 0.008)
4.0
2.0
0.0
0
4R0
2R5
1R0
R30
10
Electrical Schematic
20
30
DC Current (A)
*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.
1R8~7R2: ^5.60 MAX. R30~1R0: ^5.00 MAX.
(0.220)
(0.197)
2.00
(0.079)
NOM.
2.50
(0.098)
1 ^NOM.
40
3
7.50 ± 0.25
(0.295 ± 0.010)
REF.
5.20
(0.205)
REF.
2.00
(0.079)
2
6.40
(0.252)
REF.
3 CLIP (for mounting fixed)
Recommended Layout
REF.
3.00
(0.118)
REF.
4.70
(0.185)
3.75
(0.148)
REF.
REF.(07.2.5905)
REF.
10.50
(0.413)
REF.
4.50
(0.177)
(04.1.1653)REF.
(01.531.02)REF.
3.75
(0.148)
REF.
(04..11653)REF.
DIMENSIONS:
MM
(INCHES)