SPM5020 -CA Series SMD Power Inductor
TDK-EPC Technology
Component Image & Dimension
Features
a) Small Footprint and Low Profile Design :
Footprint : 5.4 x 5.1 mm Typ.
Height :
2.0mm Max.
b) High Power Handling Capability :
Small Copper Loss
Using Large Saturation Induction of
Fe- based metals
c) Flat inductance performance over temperature
based on the high curie temperature of the iron
powder core material.
d) Automatic Mounting in Tape&Reel Package.
2.0 max
2.0
5.1±0.2
5.4±0.2
Applications
Note Book & Mobile Computer, VRM,
Cellular Phone, HDD, Car accesories etc.
Electrical Specification
TDK Identification
Inductance
at 0A
Tol.
(uH)
(%)
DC Resistance
Typ.
Spec.
Test
Freq.
(kHz)
(m-Ohm)
(m-Ohm)
Rated DC Current
Idc 1
Idc 2
(A) max.
(A) typ.
(A) typ.
SPM5020TSPM5020TSPM5020TSPM5020TSPM5020TSPM5020TNote.
+/-20%
R47M-CA
0.47
100
18.5 max
16.8
13.6
18.1
+/-20%
1R0M-CA
1.0
100
25.3 max
23.0
8.3
11.0
+/-20%
1R5M-CA
1.5
100
33.4 max
30.4
7.8
10.4
+/-20%
2R2M-CA
2.2
100
51.4 max
46.7
5.5
7.3
+/-20%
3R3M-CA
3.3
100
66.3 max
60.3
5.2
7.0
+/-20%
5.5
4R7M-CA
4.7
100
74.0 max
67.3
4.1
Idc 1 : Based on the inductance change.( -30% Reduction from Nominal L Value )
Idc 2 : Based on the self temperature rise. (+40 deg typ.)
Operating Temperature Range: -40 ℃~ +125 ℃ (including self temperature rise)
Caution: Please contact our sales person when you consider organic solvent or aqueous cleaning.
Inductance vs .DC Superposition
Recommended pad layout
5.0
R47
1R0
1R5
2R2
3R3
4R7
4.5
4.0
3.5
3.0
1.4
2.5
3.0
1.4
2.5
L (uH)
6.9
6.0
5.0
4.2
3.8
3.4
2.0
1.5
1.0
0.5
0.0
0
2
4
6
8
10
Idc (A)
12
14
16
18
as of 2013, Oct
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