SMT power inductors
Low profile
Size 4.8
×
4.8
×
1.04 / 4.8
×
4.8
×
1.2 (mm)
Series/Type:
B82470A0/A1
March 2008
7f
fÁRspp
Date:
©
EPCOS AG 2008. 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 4.8
s
4.8
s
1.04 / 4.8
s
4.8
s
1.2 (mm)
Rated inductance 1
N
H to 47
N
H
Rated current 0.32 A to 1.8 A
Construction
■
■
■
■
B82470A0/A1
Ferrite core
Plastic protection case
Winding: enamel copper wire
Winding welded to terminals
Features
Low profile
Temperature range up to 125 °C
High rated current
Low DC resistance
Suitable for reflow soldering as referenced
in JEDEC J-STD 020C
■
RoHS-compatible
■
■
■
■
■
Applications
■
■
■
■
■
■
Filtering of supply voltages
Coupling, decoupling
DC/DC converters
Handheld devices (e.g. mobile phones, MP3 players, etc.)
Industrial electronics
Consumer electronics
Terminals
■
Base material CuSn6P
■
Layer composition Ni, Sn (lead-free)
■
Electro-plated
Marking
■
Marking on component:
L value (μH, coded), manufacturing date (YWWD)
■
Minimum data on reel:
Manufacturer, ordering code, L value,
quantity, date of packing
Delivery mode and packing unit
■
12-mm blister tape, wound on 180-mm
∅
reel
■
Packing unit: 1000 pcs./reel
Please read
Cautions and warnings
and
Important notes
at the end of this document.
2
03/08
SMT power inductors
Size 4.8
s
4.8
s
1.04 / 4.8
s
4.8
s
1.2 (mm)
Dimensional drawing and layout recommendation
1)
B82470A0/A1
1.
0
4±
2.
2±
0
.1
2.1
6.3
IND0479-R
5.
0
6±
.1
h
Type
B82470A0
4.8 max.
2.5
1)
.1
Height h
1.04 max.
1.2 max.
B82470A1
4.8 max.
1) Soldering area
IND0598-R-E
Dimensions in mm
Taping and packing
Blister tape
Reel
13±0.5
12.5±0.1
16.5±1
60±0.5
2±0.5
178
IND0397-K
Dimensions in mm
Please read
Cautions and warnings
and
Important notes
at the end of this document.
3
03/08
SMT power inductors
Size 4.8
s
4.8
s
1.04 / 4.8
s
4.8
s
1.2 (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)
B82470A0/A1
Measured with LCR meter Agilent 4284A at frequency f
L
,
0.1 V, 20 °C
85 °C
Max. permissible DC with temperature increase of
≤
40 K
at rated temperature
Max. permissible DC with inductance decrease
ΔL/L
0
of approx. 30%
Measured at 20 °C
Dip and look method Sn95.5Ag3.8Cu0.7:
(245
±5)
°C, (3
±0.3)
s
Wetting of soldering area
≥
90%
(based on IEC 60068-2-58)
260 °C, 40 s (as referenced in JEDEC J-STD 020C)
55/125/56 (to IEC 60068-1)
Mounted: –55 °C … +125 °C
Packaged: –25 °C … +40 °C,
≤
75% RH
B82470A0: approx. 0.1 g
B82470A1: approx. 0.2 g
Resistance to soldering heat
Climatic category
Storage conditions
Weight
Please read
Cautions and warnings
and
Important notes
at the end of this document.
4
03/08
SMT power inductors
Size 4.8
s
4.8
s
1.04 / 4.8
s
4.8
s
1.2 (mm)
Characteristics and ordering codes
L
R
μH
B82470A0
1.0
1.5
2.2
3.0
4.7
6.8
10
15
22
33
47
B82470A1
1.0
1.2
2.2
3.3
4.7
6.8
10
15
22
33
47
±20%
^
B82470A0/A1
Tolerance f
L
MHz
±20%
^
I
R
A
1.80
1.62
1.40
1.15
0.96
0.85
0.77
0.59
0.49
0.38
0.32
1.80
1.60
1.35
1.10
0.95
0.85
0.75
0.58
0.48
0.38
0.32
I
sat
A
2.50
2.25
1.68
1.60
1.24
0.98
0.82
0.64
0.54
0.42
0.37
3.05
2.75
2.05
1.80
1.60
1.15
1.05
0.75
0.65
0.53
0.44
R
max
Ω
0.045
0.056
0.085
0.112
0.170
0.225
0.290
0.475
0.680
1.10
1.50
0.045
0.060
0.090
0.120
0.190
0.228
0.305
0.480
0.690
1.10
1.50
Ordering code
M 0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
M 0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
0.1
B82470A0102M000
B82470A0152M000
B82470A0222M000
B82470A0302M000
B82470A0472M000
B82470A0682M000
B82470A0103M000
B82470A0153M000
B82470A0223M000
B82470A0333M000
B82470A0473M000
B82470A1102M000
B82470A1122M000
B82470A1222M000
B82470A1332M000
B82470A1472M000
B82470A1682M000
B82470A1103M000
B82470A1153M000
B82470A1223M000
B82470A1333M000
B82470A1473M000
Version with height 1.45 mm on request (same footprint). Type: B82470A5
Please read
Cautions and warnings
and
Important notes
at the end of this document.
5
03/08
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