SMT power inductors
Size 12.3
Series/Type:
Date:
12.3
6.0 (mm)
B82477G2
June 2012
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EPCOS AG 2012. Reproduction, publication and dissemination of this publication, enclosures
hereto and the information contained therein without EPCOS’ prior express consent is prohibited.
SMT power inductors
Size 12.3 x 12.3 x 6.0 (mm)
Rated inductance 1 ... 1000
μH
Rated current 0.4 ... 9 A
Construction
■
■
■
■
B82477G2
Ferrite core
Magnetically shielded
Winding: enamel copper wire
Winding soldered to terminals
Features
■
■
■
■
■
Temperature range up to +125 °C
High rated current
Low DC resistance
Suitable for lead-free reflow soldering
RoHS-compatible
Applications
■
■
■
■
■
■
Filtering of supply voltages
Coupling, decoupling
DC/DC converters
Industrial electronics
EDP (Electronic Data Processing)
Consumer electronics
Terminals
■
Base material
Cu (L 10 H), CuSn6P (L 15 H)
■
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
■
24-mm blister tape, wound on 330-mm
■
Packing unit: 600 pcs./reel
reel.
Please read
Cautions and warnings
and
Important notes
at the end of this document.
2
06/12
SMT power inductors
Size 12.3 x 12.3 x 6.0 (mm)
Dimensional drawing and layout recommendation
1.5±0.2
1)
1)
B82477G2
5±0.2
7
12.6
IND0491-M
8.5±0.2
6 max.
Marking
12.3 max.
12.3 max.
1) Soldering area
IND0490-H-E
Dimensions in mm
Taping and packing
Blister tape
1.75±0.1
4±0.1
Component
_
0
1.5
+0.1
5.4
Reel
21±0.5
2.5±0.5
13±0.2
2±0.05
12.6±0.1
11.5±0.1
24±0.3
330±1
30.4 max.
IND0348-6
1.5 min.
6.9 max.
16±0.1
Direction of unreeling
IND0390-W-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 12.3 x 12.3 x 6.0 (mm)
Technical data and measuring conditions
Rated inductance L
R
Rated temperature T
R
Rated current I
R
DC resistance R
max
Solderability (lead-free)
B82477G2
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)
+260 °C, 10 s (based on IEC 60068-2-58)
55/125/56 (to IEC 60068-1)
Mounted: –55 °C … +125 °C
Packaged: –25 °C … +40 °C,
Approx. 3.6 g
75% RH
40 K
Resistance to soldering heat
Climatic category
Storage conditions
Weight
Characteristics and ordering codes
L
R
H
1.0
1.3
2.2
3.3
4.7
6.8
7.5
10
12
15
22
33
47
68
100
20%
^
Tolerance
M
f
L
MHz
0.001
0.001
0.001
0.001
0.001
0.001
0.001
0.001
0.001
0.001
0.001
0.001
0.001
0.001
0.001
I
R
A
9.0
8.7
7.0
6.0
5.0
4.4
4.2
4.0
3.5
3.3
2.8
2.1
1.8
1.5
1.3
R
max
0.009
0.010
0.014
0.017
0.020
0.022
0.023
0.025
0.027
0.030
0.036
0.057
0.075
0.120
0.160
Ordering code
B82477G2102M000
B82477G2132M000
B82477G2222M000
B82477G2332M000
B82477G2472M000
B82477G2682M000
B82477G2752M000
B82477G2103M000
B82477G2123M000
B82477G2153M000
B82477G2223M000
B82477G2333M000
B82477G2473M000
B82477G2683M000
B82477G2104M000
Please read
Cautions and warnings
and
Important notes
at the end of this document.
4
06/12
SMT power inductors
Size 12.3 x 12.3 x 6.0 (mm)
Characteristics and ordering codes
L
R
H
150
220
330
470
680
1000
20%
^
B82477G2
Tolerance
M
f
L
MHz
0.001
0.001
0.001
0.001
0.001
0.001
I
R
A
1.0
0.80
0.68
0.58
0.48
0.40
R
max
0.23
0.40
0.51
0.77
1.20
1.53
Ordering code
B82477G2154M000
B82477G2224M000
B82477G2334M000
B82477G2474M000
B82477G2684M000
B82477G2105M000
Sample kit available. Ordering code: B8247XX001
For more information refer to chapter “Sample kits”.
Current derating I
op
/I
R
versus ambient temperature T
A
(rated temperature T
R
= +85 °C)
1.2
I
op
I
R
IND0508-Z
1.0
0.8
0.6
0.4
0.2
0
0
20
40
60
80 100 120
˚
C 150
T
A
Please read
Cautions and warnings
and
Important notes
at the end of this document.
5
06/12
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