BOURNS SRR1305

NT
IA
PL
M
CO
S
oH
*R
Features
Applications
■ Low height of only 5.0 mm
■ Input/output of DC/DC converters
■ Inductance as low as 0.9 µH
■ Power supplies for:
• Portable communication equipment
• Camcorders
• LCD TVs
• Car radios
■ High current up to 20 amps
■ RoHS compliant*
SRR1305 Series - SMD Shielded Power Inductors
Electrical Specifications
Inductance 100 kHz
Bourns Part No.
SRR1305-R90ZL
SRR1305-1R4ZL
SRR1305-2R0ZL
SRR1305-2R7ZL
L0 (µH)
L1 (µH)
0.9
1.4
2.0
2.7
0.75
1.25
1.80
2.50
Tol. %
±
±
±
±
25
25
25
25
SRF
Min.
(MHz)
RDC
Ω)
(mΩ
I rms
(L1) Max.
(A)
I sat
Typ.
(A)
95
70
60
50
2.5
3.4
4.6
9.5
20.0
16.0
13.0
6.0
22.0
18.0
15.0
10.0
Inductance vs. DC Superposition Characteristics
3.0
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
2R7Z
Inductance (µH)
Product Dimensions
2.0
12.5 ± 0.3
(.492 ± .012)
2R0Z
1R4Z
1.0
R90Z
0
1.9 ± 0.2
(.075 ± .008)
NOM.
12.5 ± 0.3
(.492 ± .012)
10
20
30
DC Current (A)
5.0 ± 0.3
(.020 ± .012)
Recommended Layout
4.5
(.177)
NOM.
4.7
(.185)
REF.
2.5
(.098)
NOM.
10.5
(.413)
REF.
2.0
(.079)
NOM.
3.0
(.118)
NOM.
4.15
(.163)
REF.
2.0
(.079)
NOM.
REF.
13.0
(.512)
7.5 ± 0.25
(.295 ± .010)
7.5
(.295)
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.
SRR1305 Series - SMD Shielded Power Inductors
Packaging Specifications
330
DIA.
(12.99)
2.0 ± 0.5
(.079 ± .020)
30.4
(1.20)
THICKNESS
0.10
(.004)
MAX.
13.0 ± 0.5
(.512 ± .020)
DIA.
21.0 ± 0.8
(.827 ± .031)
EMBOSSED
CAVITY
50.0
(1.969)
13.0 ± 0.5
DIA.
(.512 ± .020)
EMBOSSED
CARRIER
26
(1.02)
END
16
(.630)
4
(.157)
24
(.945)
QTY: 600 PCS. PER REEL
DIMENSIONS:
REV. 05/05
Specifications are subject to change without notice.
Customers should verify actual device performance in their specific applications.
MM
(INCHES)
24.0
(.945)