SMT power inductors
Size 12.5 x 12.5 x 8.5 mm
Series/Type:
Ordering code:
Date:
Version:
B82477R4
April 2015
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Identification/Classification 1
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Identification/Classification 2
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Ordering code: (top right header bar)
Series/Type: (bottom right header bar)
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MAG IN PD
B82477R4
SMT power inductors
Size 12.5 x 12.5 x 8.5 mm
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 12.5 x 12.5 x 8.5 mm
Rated inductance 0.82 ...1000
µH
Construction
■
Ferrite core
■
Magnetically shielded
■
Winding: enamel copper wire
■
Winding soldered to terminals
■
Injection moulded base
Features
■
High mechanical stability
■
Temperature range up to +150 °C
■
High rated current
■
Increased current handling capability compared to B82477P4 series (I
sat
+30%)
■
Qualified to AEC-Q200
■
Suitable for lead-free reflow soldering as referenced in JEDEC J-STD 020D
■
RoHS-compatible
■
Halogen Free in the meaning of Cl
≤
900ppm, Br
≤
900pm, Cl+Br
≤
1500 ppm
Applications
■
Filtering of supply voltages
■
Coupling, decoupling
■
DC/DC converters
■
Automotive electronics
Terminals
■
Base material
Cu (L
≤
10 µH), CuSn6P (L > 15 µH)
■
Layer composition Ni, Sn (lead-free)
■
Electro-plated
Marking
■
Marking on component:
Manufacturer, 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
■
24-mm blister tape, wound on 330-mm reel
■
Packing unit: 350 pcs./reel
B82477R4
MAG IN PD
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 2 of 8
April 2015
SMT power inductors
Size 12.5 x 12.5 x 8.5 mm
Dimensional drawing and layout recommendation
B82477R4
Dimensions in mm
Taping and packing
Blister tape
Dimensions in mm
MAG IN PD
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 3 of 8
April 2015
SMT power inductors
Size 12.5 x 12.5 x 8.5 mm
Technical data and measuring conditions
Rated inductance L
R
Operating temperature range
Rated current I
R
Saturation current I
Sat
DC resistance R
Solderability (lead-free)
Resistance to soldering heat
Climatic category
Storage conditions
Weight
B82477R4
Measured with LCR meter Agilent 4284A at frequency f
L
, 0.1 V.
+20°C
–55 °C ... +150 °C
Max. permissible DC with temperature increase of
≤
40 K
measured at +20 °C
Max. permissible DC current with inductance decrease
∆L/L
0
of
approx. 10%
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, 40 s (as referenced in JEDEC J-STD 020D)
55/150/56 (to IEC 60068-1)
Mounted: –55 °C … +150 °C
Packaged: –25 °C … +40 °C,
≤
75% RH
Approx. 4 g
MAG IN PD
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 4 of 8
April 2015
SMT power inductors
Size 12.5 x 12.5 x 8.5 mm
Characteristics and ordering codes
L
R
µH
0.82
1.50
2.00
3.00
3.60
4.70
5.60
6.80
10
15
22
33
47
68
100
150
220
330
470
680
1000
Tolerance
f
L
MHz
I
R
A
12.25
10.25
9.50
8.70
8.50
7.85
7.60
6.95
6.20
5.00
4.45
3.55
3.35
2.80
2.35
1.90
1.45
1.18
1.07
0.88
0.72
I
sat, min
A
27.0
20.0
18.0
15.5
13.0
12.2
11.0
10.5
8.75
7.25
6.10
5.20
4.30
3.55
2.90
2.40
2.00
1.70
1.35
1.10
0.95
I
sat, typ
A
38.0
27.0
24.0
18.0
16.0
14.25
12.75
12.0
10.25
8.75
7.25
6.00
4.90
3.90
3.25
2.80
2.20
1.80
1.50
1.25
1.05
R
max
mΩ
5.5
6.5
8.0
9.0
10.0
11.0
11.5
15.0
18.5
25.0
32.0
50.0
60.0
85.0
120
175
290
425
605
860
1350
R
typ
mΩ
3.8
4.8
5.9
6.8
7.9
8.9
9.9
11.0
16.4
22.8
28.1
46.3
55.7
80.1
112
158
275
405
578
830
1250
B82477R4
Ordering code
B82477R4821M100
B82477R4152M100
B82477R4202M100
B82477R4302M100
B82477R4362M100
B82477R4472M100
B82477R4562M100
B82477R4682M100
B82477R4103M100
B82477R4153M100
B82477R4223M100
B82477R4333M100
B82477R4473M100
B82477R4683M100
B82477R4104M100
B82477R4154M100
B82477R4224M100
B82477R4334M100
B82477R4474M100
B82477R4684M100
B82477R4105M100
20% = M
0.1
Current derating I
op
/I
R
versus ambient temperature T
A
MAG IN PD
Please read
Cautions and warnings
and
Important notes
at the end of this document.
Page 5 of 8
April 2015