SMT power inductors
Size 18.54
Series/Type:
Date:
15.24
7.11 (mm)
B82479A1
June 2012
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EPCOS AG 2015. Reproduction, publication and dissemination of this publication, enclosures hereto and the information
contained therein without EPCOS' prior express consent is prohibited.
EPCOS AG is a TDK Group Company.
SMT power inductors
Size 18.54 x 15.24 x 7.11 (mm)
Rated inductance 1 ... 1000 μH
Rated current 0.56 ... 8.6 A
Construction
■
■
■
■
B82479A1
Ferrite core
Winding: enamel copper wire
Winding soldered to terminals
Plastic terminal carrier
Features
■
■
■
■
Temperature range up to +150 °C
High rated current
Low DC resistance
Suitable for lead-free reflow soldering
as referenced in JEDEC J-STD 020D
■
RoHS-compatible
Applications
■
■
■
■
■
■
Filtering of supply voltages
Coupling, decoupling
DC/DC converters
Automotive electronics
Telecommunications
Industrial electronics
Terminals
■
Base material CuSn6P
■
Layer composition Ni, Sn (lead-free)
■
Electro-plated
Marking
■
Marking on component:
Manufacturer, L value ( H, coded),
manufacturing date (YWWD)
■
Minimum data on reel:
Manufacturer, ordering code, L value,
quantity, date of packing
Delivery mode and packing unit
■
32-mm blister tape, wound on 330-mm
■
Packing unit: 250 pcs./reel
reel
Please read
Cautions and warnings
and
Important notes
at the end of this document.
2
06/12
SMT power inductors
Size 18.54 x 15.24 x 7.11 (mm)
Dimensional drawing and layout recommendation
2.54±0.2
2.79
B82479A1
2.54±0.1
2.92
12.45
IND0514-H
1)
1)
12.4±0.3
Marking
18.54 max.
1) Soldering area
IND0513-B-E
15.24 max.
7.11 max.
Dimensions in mm
Taping and packing
Blister tape
_
0
1.5
+0.1
Reel
4±0.1
2±0.1
21±0.5
2.5±0.5
13±0.2
A-A
A
1.75±0.1
14.2±0.1
28.4±0.1
1.7±0.1
32±0.3
18.6
330±1
38.4 max.
IND0349-9
A
7.95 max.
1.5+0.1
Component
20±0.1
_
0
2
+0.1
Direction of unreeling
IND0920-D-E
Dimensions in mm
Please read
Cautions and warnings
and
Important notes
at the end of this document.
3
06/12
75±1
1.0
SMT power inductors
Size 18.54 x 15.24 x 7.11 (mm)
Technical data and measuring conditions
Rated inductance L
R
Rated temperature T
R
Rated current I
R
Saturation current I
sat
DC resistance R
max
Solderability (lead-free)
B82479A1
Measured with LCR meter Agilent 4284A at frequency f
L
, 0.1 V,
+20 °C
+85 °C
Max. permissible DC with temperature increase of
at rated temperature
Measured at +20 °C
Dip and look method Sn95.5Ag3.8Cu0.7: +(245 5) °C, (5 0.3) s
Wetting of soldering area 90%
(based on IEC 60068-2-58)
55/150/56 (to IEC 60068-1)
Mounted: –55 °C … +150 °C
Packaged: –25 °C … +40 °C,
Approx. 3 g
75% RH
40 K
Max. permissible DC with inductance decrease L/L
0
of approx. 10%
Resistance to soldering heat +260 °C, 40 s (as referenced in JEDEC J-STD 020D)
Climatic category
Storage conditions
Weight
Characteristics and ordering codes
L
R
H
1.0
2.2
3.3
5.6
10
15
22
33
47
68
100
150
220
330
470
680
1000
20%
^
Tolerance f
L
MHz
M 0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
I
R
A
8.60
7.10
6.20
5.30
4.30
4.00
3.50
3.00
2.60
2.30
1.80
1.50
1.20
1.00
0.82
0.72
0.56
I
sat
A
20
16
14
12
10
8.0
7.0
5.5
4.5
3.5
3.0
2.6
2.4
1.9
1.4
1.2
1.0
R
max
0.011
0.014
0.016
0.022
0.032
0.036
0.047
0.066
0.087
0.13
0.19
0.25
0.38
0.56
0.85
1.20
1.80
Ordering code
B82479A1102M000
B82479A1222M000
B82479A1332M000
B82479A1562M000
B82479A1103M000
B82479A1153M000
B82479A1223M000
B82479A1333M000
B82479A1473M000
B82479A1683M000
B82479A1104M000
B82479A1154M000
B82479A1224M000
B82479A1334M000
B82479A1474M000
B82479A1684M000
B82479A1105M000
Sample kit available (see also page 11). Ordering code: B8247XX001
Please read
Cautions and warnings
and
Important notes
at the end of this document.
4
06/12
SMT power inductors
Size 18.54 x 15.24 x 7.11 (mm)
Impedance |Z| versus frequency f
measured with impedance analyzer
Agilent 4294A, typical values at +20 °C
B82479A1
Inductance L versus DC load current I
DC
measured with LCR meter Agilent 4275A,
typical values at 20 °C
Current derating I
op
/I
R
versus ambient temperature T
A
(rated temperature T
R
= +85 °C)
1.2
I
op
I
R
IND0602-K
1.0
0.8
0.6
0.4
0.2
0
0
20
40
60
80
100 120
˚
C 150
T
A
5
06/12
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