EPCOS B82479-A1224-M Smt power inductor Datasheet

SMT Power Inductors
B82479
Rated inductance 10 to 1000 µH
Rated current 560 to 4300 mA
Construction
■
■
■
■
Ferrite core
Winding: enamel copper wire
Plastic terminal carrier
Winding soldered to terminals
Features
■ Very high rated current
■ Low dc resistance
■ Suitable for reflow soldering (IR and vapor phase)
Applications
■
■
■
■
■
Filtering of supply voltages
Coupling / decoupling
DC/DC converters
Automotive electronics
Telecommunications
Terminals
■ Tinned Sn/Pb
Marking
Color coding based on IEC 60062
Delivery mode
24-mm blister tape, reel packing
For details on taping, packing and packing units see page 155
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SMT Power Inductors
B82479
Dimensional drawing
Layout recommendation
2,92
18,54 max.
2
12,45
7,11 max.
15,24 max.
1
3
2,54
2,79
2,54
SSB1503-6
12,7
SSB1469-M
Marking
1 = 1st digit of inductance value
2 = 2nd digit of inductance value
3 = multiplier, i. e. multiplies the first two digits by the power of ten (standard unit µH)
Color code
1st dot = 1st digit
2nd dot = 2nd digit
3rd dot = multiplier
× 10-1 =
Gold
Black
0,1
0
× 100 =
1
10
Brown
1
1
× 101 =
Red
2
2
× 102 = 100
Orange
3
3
× 103 = 1000
Yellow
4
4
Green
5
5
Blue
6
6
Violet
7
Grey
8
Example:
1st dot
2nd dot
3rd dot
Coding
Blue
6
Grey
8
Brown
× 10
= 68 × 10 µH = 680 µH
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SMT Power Inductors
B82479
General technical data
Rated inductance LR
Measured with HP 4194A at 100 kHz,
measuring current ≤ 1 mA
Rated current IR
Maximum permissible dc with
inductance decrease ∆L /L0 ≤10 %
and temperature increase of ≤ 40 K
at rated temperature of 85°C
DC resistance Rmax
Measured at 20°C ambient temperature
Climatic category
In accordance with IEC 60068-1
40/085/56 (– 40°C/+ 85°C/56 days damp heat test)
Solderability
5 s, 235 ˚C, wetting >90 %
Weight
Approx. 3 g
Characteristics and ordering codes
LR
µH
Tolerance
IR
mA
Rmax
Ω
Ordering code
± 20 %
^ M
4300
4000
3500
0,032
0,036
0,047
B82479-A1103-M
B82479-A1153-M
B82479-A1223-M
33
47
68
3000
2600
2300
0,066
0,087
0,13
B82479-A1333-M
B82479-A1473-M
B82479-A1683-M
100
150
220
1800
1500
1200
0,19
0,25
0,38
B82479-A1104-M
B82479-A1154-M
B82479-A1224-M
330
470
680
1000
1000
820
720
560
0,56
0,85
1,20
1,80
B82479-A1334-M
B82479-A1474-M
B82479-A1684-M
B82479-A1105-M
10
15
22
149 04/00
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