SLF7045T-220MR90 Datasheet, PDF (2/2 Pages) TDK Electronics – The SLF series are characterized by low profile, low DC resistance, and high current handling capacities.

Inductors
For Power Line
SMD
SLF Series SLF6028 Type
531_SLF6028
(2/2)
SHAPES AND DIMENSIONS/RECOMMENDED PC BOARD PATTERN
Winding start mark 6±0.2
2.8±0.2
2±0.1
2.2
Marking
(Inductance code)
220
(0.05typ.)
Weight: 0.3g typ.
Dimensions in mm
ELECTRICAL CHARACTERISTICS
Inductance
(µH)
Inductance
tolerance (%)
Test frequency
L (kHz)
DC resistance
(Ω)±20%
Rated current (A)^∗
Based on inductance
change
Based on
temperature rise
Part No.
4.7
±20
1
0.0284
1.6max.
2.5typ.
SLF6028T-4R7M1R6
6.8
±20
1
0.0354
1.5max.
2.2typ.
SLF6028T-6R8M1R5
10
±20
1
0.0532
1.3max.
1.8typ.
SLF6028T-100M1R3
15
±20
1
0.0745
1max.
1.4typ.
SLF6028T-150M1R0
22
±20
1
0.104
0.77max.
1.3typ.
SLF6028T-220MR77
33
±20
1
0.148
0.69max.
1.1typ.
SLF6028T-330MR69
47
±20
1
0.21
0.59max.
0.92typ.
SLF6028T-470MR59
68
±20
1
0.29
0.5max.
0.78typ.
SLF6028T-680MR50
100
±20
1
0.43
0.42max.
0.64typ.
SLF6028T-101MR42
∗ _{Rated current: Value obtained when current flows and the temperature has risen to 25°C or when DC current flows and the initial value of inductance has}
fallen by 30%, whichever is smaller.
• Test equipment Inductance: YHP 4194A IMPEDANCE GAIN/PHASE ANALYZER, or equivalent (Test frequency: 1kHz/0.5V)
Rdc: DIGITAL MILLIOHM METER VP-2941A MATSUSHITA, or equivalent
TYPICAL ELECTRICAL CHARACTERISTICS
INDUCTANCE CHANGE vs. DC SUPERPOSITION
CHARACTERISTICS
10000
3000
Test circuit L=0.1H _C=20000µF
A
DC Specimen
YHP model-4275A or equivalent
1000
300
100
30
33µH
22µH
15µH
10
10µH
3
10.01 _0.03
0.1 0.3
1
3
10
DC current(A)
Specifications which provide more details for the proper and safe use of the described product are available upon request.
All specifications are subject to change without notice.
531_SLF6028
990803