SRR1305 Datasheet, PDF (1/2 Pages) Bourns Electronic Solutions – SMD Shielded Power Inductors

*RoHS ^COMPLIANT
Features
■ Low height of only 5.0 mm
■ Inductance as low as 0.9 µH
■ High current up to 20 amps
■ RoHS compliant*
Applications
■ Input/output of DC/DC converters
■ Power supplies for:
• Portable communication equipment
• Camcorders
• LCD TVs
• Car radios
SRR1305 Series - SMD Shielded Power Inductors
Electrical Specifications
Bourns Part No.
SRR1305-R90ZL
SRR1305-1R4ZL
SRR1305-2R0ZL
SRR1305-2R7ZL
Inductance 100 kHz
L0 (µH)
0.9
1.4
2.0
2.7
L1 (µH)
0.75
1.25
1.80
2.50
Tol. %
± 25
± 25
± 25
± 25
SRF
Min.
(MHz)
95
70
60
50
RDC
(mΩ)
2.5
3.4
4.6
9.5
I rms
(L1) Max.
(A)
20.0
16.0
13.0
6.0
I sat
Typ.
(A)
22.0
18.0
15.0
10.0
Inductance vs. DC Superposition Characteristics
3.0
2R7Z
2.0
2R0Z
1R4Z
1.0
R90Z
General Specifications
Test Voltage.....................................0.1 V
Reflow 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 5 sec.
Materials
Core ............................Ferrite ER and SB
Wire .......................Ultra-fine rectangular
enameled copper
Terminal ........................................Cu/Sn
Adhesive ..............................Epoxy resin
Rated Current
...........Ind. drop 20 % max. at (L1) Isat
Temperature Rise
......................45 °C max. at rated Irms
Packaging.....................600 pcs. per reel
Product Dimensions
12.5 ± 0.3
(.492 ± .012)
12.5 ± 0.3
(.492 ± .012)
1.9 ± 0.2
(.075 ± .008)
NOM.
0
10
20
30
DC Current (A)
Recommended Layout
4.7
(.185)
4.5 ^REF.
(.177)
NOM.
3.0
(.118)
NOM.
10.5
(.413)
REF.
REF.
7.5
(.295)
2.0
(.079)
NOM.
2.0
(.079)
NOM.
5.0 ± 0.3
(.020 ± .012)
2.5
(.098)
NOM.
7.5 ± 0.25
(.295 ± .010)
4.15
(.163)
REF.
13.0
(.512)
4.15
(.163)
REF.
DIMENSIONS:
MM
(INCHES)
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.