Power Inductor & 2 in 1 Transformer < SMD Type: CLS Series>
Type: CLS4D18
◆
Description
・4
Terminal pins’ type gives a flexible design as inductors or transformers.
・Can
also be used as a coupled inductor, two single inductors connected
in parallel, as 1:1 transformer or as an autotransformer when connected
in series.
・Core
material: Ferrite.
・Custom
design is available.
◆
Feature
・Max.
Operating frequency: 1MHz.
・2
in 1 Coils for high efficiency up-down DC-DC converters.(SEPIC, Zeta, Cuk converter).
・Storage
temperature range: -40℃~+105℃.
・Operating
temperature range: -40℃~+105℃ (including coil’s self-heat).
・Product
weight: 140mg(Ref.).
・Ideally
used in the power supply for DSC½Note PC½DVC and W-LED backlighting.
・RoHS
Compliance.
◆
Dimensions (mm)
4.8±0.2
2.0 MAX.
0.50
5.3
0.7
3.4
4.8±0.2
Electrode
◆
Schematics (Bottom)
Ｓ
２
３
◆
Land Pattern (mm)
3.1
1.5
Ｓ
“
” indicates polarity.
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1.0
１
４
1.8
0.7
5.1 Max.
2.8
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Power Inductor & 2 in 1 Transformer < SMD Type: CLS Series>
Type: CLS4D18
◆
Specification
D.C.R.
Part No.
Stamp
Inductance
［Within½
[Max.] (½Ω)
(at 20℃)※1
(2-1)
CLS4D18-1R0N□
CLS4D18-1R8N□
CLS4D18-2R2N□
CLS4D18-3R3N□
CLS4D18-5R0N□
CLS4D18-6R8N□
CLS4D18 -100N□
A
B
C
D
E
F
G
1.0µH±30%
1.8µH±30%
2.2µH±30%
3.3µH±30%
52(40)
69(53)
75(58)
95(72)
(4-3)
64(49)
85(65)
95(73)
120(94)
Saturation Current（A）
※2
In parallel
at
20℃
2.10
1.50
1.20
1.10
0.96
0.72
0.64
at
100℃
1.40
1.10
0.96
0.80
0.70
0.62
0.51
In series
at
20℃
1.00
0.72
0.62
0.52
0.45
0.39
0.32
at
100℃
0.77
0.56
0.51
0.40
0.34
0.30
0.26
Temperature
Rise current
(A)
※3
In
parallel
3.0
2.7
2.4
2.3
1.8
1.6
1.2
In
series
1.5
1.2
1.1
0.9
0.7
0.65
0.47
5.0µH±30% 145(114) 185(145)
6.8µH±30% 175(134) 230(178)
10µH±30% 310(240) 415(320)
※
Description of Part Name
CLS4D18 -1R0N□
B
C
Box
Carrier Tape
※1.
( ) typical value.
※2.
Saturation Current: The DC current at which the inductance decreases to 90% of it’s nominal value.
※3.Temperature
rise current: The DC current at which the temperature rise is
△t＝40℃.(Ta＝20℃).
◆
Typical SEPIC Schematic
Vin
L1
C1
L2
D
C2
Vout
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2/4
Power Inductor & 2 in 1 Transformer < SMD Type: CLS Series>
Type: CLS4D18
◆
Typical L Vs Current（REF.）
100
Parallel mode L vs Idc ( at 20℃ ) ( REF.）
Ｌ（
µΗ )
10
10µΗ
6.8µΗ
5.0µΗ
3.3µΗ
2.2µΗ
1.8µΗ
1
1.0µΗ
0.1
0
0.01
0
100
0
0.1
Ｉ
dc
（
A
）
1
10
Series mode L vs Idc ( at 20℃ ) ( REF.）
Ｌ（
µΗ )
10
10µΗ
6.8µΗ
5.0µΗ
3.3µΗ
2.2µΗ
1.8µΗ
1
1.0µΗ
0
0.1
0 0.01
0.1
0
Ｉ
dc
（
A
）
1
10
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Power Inductor & 2 in 1 Transformer < SMD Type: CLS Series>
Type: CLS4D18
◆
Recommendation Reflow Condition
T( ℃)
300
250
200
150
Heat Endurance Test
260℃
230℃
10
60
T(
℃)
300
250
200
150
100
50
0
Temperature Chart
245
℃
PE AK
230
℃
40s
170±10
℃、60
~
120s
100
50
0
0
60
120
180
240
300 T( s)
0
60
120
180
240
300 T(s)
◆
Packaging with Embossed Tape and Reel
Qty.: 1000pcs/reel
8.0
±
0.1
(4.75)
12.0
±
0.2
5.5
±
0.08
5.2
Ba r co de la be l
Bar code label
Sprocket Holes
Sprocket Holes
2.0
±
0.1
1.75
±
0.1
1.5 +0.1
-0
4.0
±
0.1
2.3 Ref
Leading Edge
Leading Edge
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Embedded System
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