ECM 1812 SMD Chip Inductor
ECM45CT Series
§
§
§
§
§
§
Standard EIA 1812 package
Higher Current Handling than ECM45T
Wire-wound Construction
Ferrite Core
Fully Encapsulated
Typical Reel Size 500pcs
The ECM45CT range of chip coils offer a higher current handleing capability than many other
encapsulated SMD inductors. A uniquely high quality of operation is maintained, with excellent
mechanical and electrical characteristics. This popular EIA 1812 package offers excellent workability as
well as reliability making it suitable for a diverse range of applications including, Automotive security,
and DC-DC converter applications.
COMPONENT OUTLINE
DIMENSIONS (mm)
A
4.50
B
3.20
C
3.20
D
1.80
E
2.50
F
2.50
ECM Electronics Limited, Penmaen House, Ashington, West Sussex, RH20 3JR, UK
Tel: +44(0)1903 892810: Fax: +44(0)1903 892738. Email: ecm@ecmelectronics.co.uk
Although we have attempted to accurately reflect the products we market. ECM reserve the right without prior notice to
discontinue any product or make design changes we believe necessary.
Issue 1
ECM 1812 SMD Chip Inductor
ECM
Part
ECM45CT-1R0
ECM45CT-1R2
ECM45CT-1R5
ECM45CT-1R8
ECM45CT-2R2
ECM45CT-2R7
ECM45CT-3R3
ECM45CT-3R9
ECM45CT-4R7
ECM45CT-5R6
ECM45CT-6R8
ECM45CT-8R2
ECM45CT-100
ECM45CT-120
ECM45CT-150
ECM45CT-180
ECM45CT-220
ECM45CT-270
ECM45CT-330
ECM45CT-390
ECM45CT-470
ECM45CT-560
ECM45CT-680
ECM45CT-820
ECM45CT-101
ECM45CT-121
ECM45CT-151
ECM45CT-181
ECM45CT-221
ECM45CT-271
ECM45CT-331
L
(µH)
µ
1.0 @7.96MHz
1.2 @7.96MHz
1.5 @7.96MHz
1.8 @7.96MHz
2.2 @7.96MHz
2.7 @7.96MHz
3.3 @7.96MHz
3.9 @7.96MHz
4.7 @7.96MHz
5.6 @7.96MHz
6.8 @7.96MHz
8.2 @7.96MHz
10 @2.52MHz
12 @2.52MHz
15 @2.52MHz
18 @2.52MHz
22 @2.52MHz
27 @2.52MHz
33 @2.52MHz
39 @2.52MHz
47 @2.52MHz
56 @2.52MHz
68 @2.52MHz
82 @2.52MHz
100 @0.796MHz
120 @0.796MHz
150 @0.796MHz
180 @0.796MHz
220 @0.796MHz
270 @0.796MHz
330 @0.796MHz
Tol
%
K
K
K
K
K
K
K
K
K
K
K
K
K
K
K
K
K
K
K
K
K
K
K
K
K
K
K
K
K
K
K
Q Min. SRF
(**MHz) Min.
(MHz)
10
200
10
160
10
130
10
100
10
80
10
60
10
45
10
40
10
35
10
30
10
28
10
25
10
22
10
21
10
20
10
19
10
18
10
16
10
14
10
12
10
11.5
10
11.0
10
10.0
10
9.0
20
8.0
20
7.5
20
7.0
20
6.5
20
5.5
20
5.0
20
4.0
R
DC
MAX
(Ω)
Ω
0.11
0.12
0.15
0.16
0.18
0.20
0.22
0.24
0.27
0.30
0.35
0.40
0.50
0.60
0.70
0.80
0.90
1.20
1.40
1.60
1.90
2.20
2.60
3.50
4.00
4.50
6.50
7.50
9.00
11.0
13.0
I
DC
I
N
(mA)
1050
1000
950
900
850
800
750
700
650
650
600
600
550
500
450
400
370
330
300
280
260
240
220
200
180
160
140
120
120
100
90
TOLERANCES J=5%; K=10%.
** = Test Frequency as specified in ‘L’ column
ECM Electronics Limited, Penmaen House, Ashington, West Sussex, RH20 3JR, UK
Tel: +44(0)1903 892810: Fax: +44(0)1903 892738. Email: ecm@ecmelectronics.co.uk
Although we have attempted to accurately reflect the products we market. ECM reserve the right without prior notice to
discontinue any product or make design changes we believe necessary.
Issue 1
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