SLF12575 Datasheet, PDF (2/2 Pages) TDK Electronics – Inductors For Power Line SMD

Inductors
For Power Line
SMD
SHAPES AND DIMENSIONS/RECOMMENDED PC BOARD PATTERN
Marking
(Inductance code) 12.5±0.3
7.5±0.35
3±0.1
3.2
Product specification
SLF12575
Winding start mark
0.1typ.
Weight: 3.3g
Dimensions in mm
ELECTRICAL CHARACTERISTICS
Inductance
(µH)
Inductance
tolerance (%)
Test frequency
L (kHz)
DC resistance
(Ω)±20%
Rated current (A)^∗ max.
Based on
Based on
inductance change
temperature rise
Part No.
1.2
±30
1
2.7
±30
1
3.9
±30
1
5.6
±30
1
0.0069
13
0.0094
10
0.0104
9
0.0116
7.8
8.2
SLF12575T-1R2N8R2
7
SLF12575T-2R7N7R0
6.7
SLF12575T-3R9N6R7
6.3
SLF12575T-5R6N6R3
6.8
±30
1
10
±20
1
15
±20
1
22
±20
1
0.0131
7.2
0.0156
5.5
0.0184
4.7
0.0263
4
5.9
SLF12575T-6R8N5R9
5.4
SLF12575T-100M5R4
5
SLF12575T-150M4R7
4
SLF12575T-220M4R0
33
±20
1
47
±20
1
68
±20
1
100
±20
1
0.0395
3.2
0.0528
2.7
0.0778
2
0.125
1.9
3.4
SLF12575T-330M3R2
3
SLF12575T-470M2R7
2.4
SLF12575T-680M2R0
1.9
SLF12575T-101M1R9
150
±20
1
220
±20
1
0.175
1.5
0.258
1.3
1.6
SLF12575T-151M1R5
1.3
SLF12575T-221M1R3
∗ _{Rated current: Value obtained when current flows and the temperature has risen to 40°C or when DC current flows and the initial value of inductance has}
fallen by 10%, whichever is smaller.
• Test equipment L:YHP 4194A IMPEDANCE GAIN/PHASE ANALYZER, or equivalent (Measured at 1kHz/0.5V)
Rdc:MATSUSHITA VP-2941A DIGITAL MILLIOHM METER, or equivalent
TYPICAL ELECTRICAL CHARACTERISTICS
INDUCTANCE CHANGE vs. DC SUPERPOSITION
CHARACTERISTICS
10000
3000
1000
Test circuit L=0.1H _C=20000µF
A
DC Specimen
YHP model-4275A or equivalent
300
100µH
100
47µH
30
22µH
10
10µH
6.8µH
3
10.01 _0.03
0.1
0.3
1
3
10
DC current(A)
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