Choke Coils
SMD Choke Coils
Series:
Type:
Singapore
M
ELL41M
n
Features
l
l
l
l
Magnetic shielded structure
Low DC resistance and capable of corresponding
Structure for withstanding fall shock
Available on tape and reel for automatic insertion
Type ELL41M
n
Recommended Applications
l
DC/DC converter circuit for Computer peripheral,
Hand phone.
l
Choke coils for Chopper circuit decoupling choked in
DC/DC converter circuit
n
Standard Packing Quantity
l
4GM : 2000 pcs./Reel, 4LM : 3000 pcs./Reel
n
Explanation of Part Numbers
1
E
2
L
3
L
4
4
5
G
6
M
7
1
8
0
9
0
10
M
11
Product Code
Outer size Height Structure
Height
G 1.5 max.
L 1.8 max.
Inductance, Tolerance
M Series
Inductance
Tolerance
Design No.
2R2
®
2.2 µH
150
®
15 µH
M
®
±20 %
N
®
±30 %
ELL Choke Coil (Magnetic shield type)
n
Dimensions in mm (not to scale)
n
Recommended land patterns in mm (not to scale)
0.
80
±
0
Marking
3.80
±
0.2
1.30
0.85
2.00
3.80
±
0.2
.3
0)
1.25
±
0.2
1.25
±
0.2
1.00
H=1.8 max.
2.70
H
4GM H=1.5 max.
4LM H=1.8 max.
4.80
Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use.
Should a safety concern arise regarding this product, please be sure to contact us immediately.
(4
4.80
.2
H
Choke Coils
n
Examples
Part Number
ELL4GM2R4N
ELL4GM3R6N
ELL4GM4R7N
ELL4GM5R6N
ELL4GM6R8N
ELL4GM8R2N
ELL4GM100M
ELL4GM180M
ELL4GM220M
ELL4GM270M
ELL4GM330M
ELL4LM1R0N
ELL4LM1R5N
ELL4LM2R0N
ELL4LM2R7N
ELL4LM3R3N
ELL4LM4R7N
ELL4LM6R2N
ELL4LM7R5N
ELL4LM100M
ELL4LM120M
ELL4LM150M
ELL4LM180M
ELL4LM220M
ELL4LM270M
Inductance
(100kHz)
Tol.
(µH)
2.4
3.6
4.7
5.6
6.8
8.2
10.0
18.0
22.0
27.0
33.0
1.0
1.5
2.0
2.7
3.3
4.7
6.2
7.5
10.0
12.0
15.0
18.0
22.0
27.0
±30 %
DCR
(at 20 ¡C)
Tol.
(mW)
66
100
120
130
180
220
260
490
560
640
700
26
31
43
56
62
90
140
150
180
200
300
320
380
420
]
Rated Current
(mA max.)
1150
950
800
750
640
580
540
400
350
330
300
2000
1600
1350
1250
1100
900
800
720
690
530
500
460
430
370
Marking
12
17
21
23
26
29
31
35
36
37
39
01
06
10
13
16
21
25
27
31
32
33
35
36
37
±20 %
±20%
±30%
±20%
±20%
]
Current: This indicates the value of current when the inductance is 70% more than nominal value and temperature rising
Dt=45¡C
lower at D.C
superposition.(at 20¡C)
n
Embossed Carrier Tape Dimensions in mm (not to scale)
l
4GM, 4LM
B,
8.00
±
0.3
x.
pitch
2.00
±
0.3 cumulative 40
±
0.1
deviation
4.00
±
0.3
.1
+00
50
-
B
1.
1.75
±
0.3
0.40
±
0.1
H
R0
0.80
A
0.80
8¡ max.
4.30
±
0.3
A,
12.00
±
0.3
0.80
0.80
R0
.5
8¡ max.
4.30
±
0.3
B
R0
.5
ma
4GM
4LM
H
1.70
±
0.3
2.00
±
0.3
x.
,
A-A Section
!
!
!
!
Tape running direction
Design and specifications are each subject to change without notice. Ask factory for the current technical specifications before purchase and/or use.
Should a safety concern arise regarding this product, please be sure to contact us immediately.
,
B-B Section
ma
5.50
±
0.3
.5
ma
x.
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