SMD-DR(SV) Core
SMD power choke coils
Major materials:
EC4N,E24,E50,E70,E100
E24, E50, E70, E100

Ordering Code
Material
Core Type
Dimension(A)
Dimension(B)
Silver
EC4N
DR
7.8
5
SV



Dimensions(DR):
CORES
DIMENSIONS (UNIT:mm)
REMARK
A
B
C
D
E
F
G
DR 4.5x3.2(SV)
4.5±0.15
2.1±0.15
4.0±0.15
3.2±0.15
1.15±0.1
1.45±0.1
0.6
CD45
DR 5.8x4.5(SV)
5.8±0.15
2.8±0.15
5.2±0.15
4.5±0.15
1.4±0.1
2.3±0.1
0.8
CD54
DR 7.8x3.5(SV)
7.8±0.15
2.4±0.15
7.0±0.15
3.5±0.15
1.2±0.1
1.5±0.1
0.8
CD73
DR 7.8x5.0(SV)
7.8±0.15
2.8±0.15
7.0±0.15
5.0±0.15
1.4±0.1
2.6±0.1
1.0
CD75
DR 10x4.0(SV)
10±0.15
3.3±0.15
9.0±0.15
4.0±0.15
1.3±0.1
1.7±0.1
1.0
CD104
DR 10x5.4(SV)
10±0.15
3.8±0.15
9.0±0.15
5.4±0.15
1.7±0.1
2.5±0.1
1.2
CD105


SMD-DR, RI, STP Core
U.S.A type
SMD power choke coils
SMD coils
Major materials:
EC8, EC5B,E24,E50,E70,E100
E24, E50, E70, E100

Ordering Code
Material
Core Type
Dimension(A)
Dimension(B)
Dimension(C)
EC4N
RI
6.8
3.7
5.8

Ordering Code
Material
Core Type
Dimension(A)
Dimension(B)
EC4N
DR
5.4
4

Dimensions(DR):
CORES
DIMENSIONS (UNIT:mm)
FIG
UNIT
A
B
C
D
E
F
G
DR 2.5x2
2.50±0.10
2.00±0.10
0.85±0.10
0.45
1.00±0.10
0.45
-
1
SET
RI 3.3x2x2.55
3.30±0.10
2.00±0.10
2.58±0.10
-
-
-
-
7
DR 3.55x1.9
3.55±0.10
1.90±0.10
1.10±0.10
0.45
1.00±0.10
0.45
-
1
SET
RI 4.5x2x3.6
4.50±0.10
2.00±0.10
3.58±0.10
-
-
-
-
7
DR 4x2.5
4.00±0.10
2.50±0.10
2.00±0.10
0.60
1.30±0.10
0.60
-
1
SET
SRI 6.2x2.4x4.4
6.20±0.10
2.40±0.10
4.40±0.10
-
-
-
-
4
DR 4x3.6
4.00±0.10
3.60±0.10
2.30±0.10
0.60
2.40±0.10
0.60
-
1
SET
SRI 6.2x3.5x4.4
6.20±0.10
3.50±0.10
4.40±0.10
-
-
-
-
4
DR 4.5x2.5
4.50±0.10
2.50±0.10
2.00±0.10
0.60
1.3±0.10
0.60
-
2
SET
SRI 6.2x2.4x4.8
6.20±0.10
2.40±0.10
4.80±0.10
-
-
-
-
8
DR 4.5x3.6
4.50±0.10
3.60±0.10
2.30±0.10
0.60
2.40±0.10
0.60
-
2
SET
RI 6.2x3.5x4.8
6.20±0.10
3.50±0.10
4.80±0.10
-
-
-
-
8
DR 5.4x2.6 M
5.40±0.10
2.60±0.15
2.30±0.15
0.60
1.40±0.10
0.60
5.20±0.15
2
SET
RI 6.8x2.3x5.8
6.80±0.10
2.30±0.15
5.80±0.15
-
-
-
-
7
DR 5.4x4.0 M
5.40±0.10
4.00±0.15
3.00±0.15
0.75
2.50±0.10
0.75
7.00±0.15
2
SET
RI 6.8x3.7x5.8
6.80±0.10
3.70±0.15
5.80±0.15
-
-
-
-
7
DR 5.8x4.0
5.80±0.15
4.00±0.15
3.00±0.15
0.80
2.40±0.10
0.80
7.00±0.15
3
SET
RI 7.80x4.1x6.2
7.80±0.15
4.10±0.15
6.20±0.15
7.00±0.15
5.50±0.10
2.20
-
9
DR 5.8x4.6
5.80±0.15
4.6±0.15
3.00±0.15
0.84
2.06±0.10
0.95
9.00±0.15
3
SET
RI 7.8x4.7x6.2
7.80±0.15
4.70±0.15
6.20±0.15
7.00±0.15
5.50±0.10
0.20
-
9
DR 7.8x4.0
7.80±0.15
400±0.15
3.70±0.15
0.80
2.40±0.10
0.95
9.00±0.15
3
SET
RI 10x4.1x8.4
10.0±0.25
4.10±0.15
8.40±0.15
9.0±0.15
7.50±0.10
2.20
-
9
DR 7.8x4.6
7.80±0.15
4.60±0.15
3.70±0.15
0.95
2.60±0.10
0.95
7.00±0.15
3
SET
RI 10x4.7x8.4
10.0±0.25
4.70±0.15
8.40±0.15
9.00±0.15
7.50±0.10
2.20
-
9
DR 10.0x4.0
10.0±0.15
4.00±0.15
5.00±0.15
0.80
2.40±0.10
0.95
9.00±0.15
1
SET
RI 12.6x4.1x10.7
12.6±0.25
4.10±0.15
10.7±0.15
11.6±0.15
9.70±0.10
2.20
-
5
DR 5.3x2.8
5.30±0.10
2.80±0.10
2.60±0.15
0.65
5.00±0.10
0.95
-
1
SET
RI 7.3x2.7x5.7
7.30±0.15
2.70±0.10
5.70±0.15
11.6±0.15
9.7±0.1
2.20
-
5
DR 5.3x3.6
10.0±0.25
3.60±0.10
2.080±0.15
0.95
1.5±0.10
0.65
-
1
SET
RI 7.3x3.5x5.7
7.3±0.25
3.50±0.10
5.70±0.15
-
-
-
-
5
DR 10x5
10.0±0.25
7.00±0.15
6.20±0.15
0.60
2.4±0.10
0.60
-
1
SET
RI 12.0x5x10.6
12.0±0.25
5.00±0.15
10.6±0.15
-
-
-
-
6
DR 10x7
10.0±0.25
7.00±0.15
6.20±0.15
1.00
5.00±0.10
1.00
-
1
SET
RI 12.0x7x10.6
12.0±0.25
7.00±0.15
10.6±0.15
-
-
-
-
6
DR 10x5
10.0±0.25
5.00±0.15
5.30±0.15
1.00
3.00±0.10
1.00
-
1
SET
RI 12.5x5x10.6
12.0±0.25
5.00±0.15
10.6±0.15
-
-
-
-
6
DR 8x2
8.00±0.10
2.00±0.10
2.70±0.10
0.50
1.00±0.10
0.50
-
1
SET
RI 10x1.8x8.5
10.0±0.25
1.80±0.10
8.50±0.15
-
-
-
-
7
DR 9.8x4.3 M
9.80±0.15
4.30±0.15
4.50±0.15
0.8
2.70±0.10
0.80
-
2
SET
RI 12.2x3.9x10.6
12.2±0.25
3.90±0.15
10.6±0.15
-
-
-
-
7
DR 9.8x5.2 M
9.80±0.15
5.20±0.15
5.50±0.15
0.95
3.30±0.15
0.95
-
2
SET
RI 12.2x4.8x10.6
12.2±0.25
4.80±0.15
10.6±0.15
-
-
-
-
7