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SAMWHA ELECTRONICS

SAMWHA ELECTRONICS

Drum/SMD Core

Model

Series

Ferrite Core


Transaction Process

Please contact Komachine.

Payment

Please contact Komachine.

Delivery

Please contact Komachine.

Shipment

Please contact Komachine.

Origin

Korea (Republic of)


Description

Introduction

Winding on center range of drum types. Both wings are easy to protect noise generated from winding area. Inductance increased by these wings also.

 

Features

Drum typs are popular for power inductor application. Many other shapes are also available.

 

Applications

SMD power inductor

Part No. Type Dimensions in mm
A B C D E F
OWA4.55*2.2 C:2.1 OWA-ⓖ 4.55+0/0.15 2.20±0.10 2.10±0.10 0.50±0.10 1.20±0.10 0.50±0.10
OWA5.4*1.0 C:2.8 OWA-ⓖ 5.40+0/0.25 1.00±0.10 2.80±0.10 0.35±0.05 0.30±0.05 0.35±0.05
OWA5.4*2.45 C:2.5 OWA-ⓖ 5.40+0/0.25 2.45±0.10 2.50±0.10 0.50±0.10 1.45±0.10 0.50 ref.
OWA5.8*4.5P C:2.8 OWA-ⓗ 5.80±0.15 4.50±0.15 2.80±0.15 1.00 ref. 2.30±0.10 1.20±0.10
OWA7.8*3.5P C:2.4 OWA-ⓗ 7.80±0.15 3.50±0.10 2.40±0.10 0.80 ref. 1.50±0.10 1.20±0.10
OWA7.8*5.0P C:2.8 OWA-ⓗ 7.80±0.15 5.00±0.15 2.80±0.15 1.00 ref. 2.60±0.10 1.40±0.10
OWA10*5 C:5.0 OWA-ⓖ 9.85±0.10 5.00±0.15 5.00±0.10 0.95±0.10 3.10±0.10 0.95 ref.
OWA10*7 C:5.1 OWA-ⓖ 9.85±0.10 7.00±0.15 5.10±0.10 1.15±0.10 4.70±0.10 1.15 ref.

Part No. Type Dimensions in mm
A B C D
OWC5.9*1-4.65H OWC 5.90±0.10 0.90±0.10 4.65±0.10 4.90±0.10
OWC5.9*1.6-4.65H OWC 5.90±0.10 1.60±0.10 4.65±0.10 4.90±0.10
OWC5.9*1.9-4.65H OWC 5.90±0.10 1.90±0.10 4.65±0.10 4.90±0.10
OWC6.8*2.4-5.5H OWC 6.80±0.10 2.40±0.10 5.50±0.10 6.00±0.10

Part No. Type Dimensions in mm
A B C D E F
DSC12*3.0-10.7H DSC 12.10±0.20 12.10±0.20 3.00±0.15 10.70±0.20 5.50 ref. 0.65 ref.
DSC12*3.5-10.7H DSC 12.10±0.20 12.10±0.20 3.50±0.15 10.70±0.20 5.50 ref. 0.65 ref.
DSC12*5-10.7H DSC 12.10±0.20 12.10±0.20 4.90±0.15 10.70±0.20 5.50 ref. 0.65 ref.
DSC12*7-10.7H DSC 12.10±0.20 12.10±0.20 6.90±0.15 10.70±0.20 5.50 ref. 0.65 ref.

Part No. Type Dimensions in mm
A B C D E F
OWA5.4×6.5-2H OWA-ⓑ 5.40+0.05
/-0.2
6.50+0.10
/-0.15
2.50±0.10 1.70+0.10
/-0.15
3.10±0.10 1.70 ref.
OWA5.4×7-2H OWA-ⓑ 5.40+0.05
/-0.2
7.00±0.20 2.50±0.10 1.50±0.15 4.00±0.15 1.50 ref.
OWA5.4×8-2H OWA-ⓑ 5.40+0.05
/-0.2
8.00+0.20
/-0.10
2.50±0.10 2.00±0.15 4.00±0.20 2.00 ref.
OWA6.5×7.5 OWA-ⓐ 6.50+0.10
/-0.20
7.50±0.20 3.00±0.20 1.75±0.10 4.00±0.20 1.75±0.20
OWA6.5×7.5-2H OWA-ⓑ 6.50+0.10
/-0.2
7.50±0.20 3.00±0.20 1.75±0.30 4.00±0.20 1.75 ref.
OWA6.5×10 OWA-ⓐ 6.50+0.10
/-0.2
10.00±0.20 3.00±0.15 1.50±0.15 7.00±0.20 1.50 ref.
OWA6×10 C:2.5 OWA-ⓐ 6.10±0.10 10.00±0.20 2.50±0.10 1.60±0.10 6.80±0.10 1.60 ref.
OWA8×8C OWA-ⓐ 8.00+0.0
/-0.3
8.00±0.25 3.10±0.20 2.00±0.15 4.00±0.20 2.00 ref.
OWA8×10 C:3.2 OWA-ⓐ 8.00+0.05
/-0.3
10.00±0.20 3.20+0.15
/-0.10
2.00±0.15 6.00±0.20 2.00 ref.
OWA8×10-2H OWA-ⓑ 8.00+0.05
/-0.3
10.00±0.20 3.20±0.10 2.00±0.15 6.00±0.20 2.00 ref.
OWA8×10-4HR C:3.8 OWA-ⓑ 8.00±0.15 10.00±0.20 3.80±0.15 2.00±0.15 6.00±0.20 2.00 ref.
OWA8×11 OWA-ⓐ 8.00+0.0
/-0.3
11.00±0.20 3.50±0.20 2.00±0.15 7.00±0.15 2.00 ref.
OWA8×11-2H C:4.55 OWA-ⓑ 8.00+0.0
/-0.3
11.00±0.20 4.55±0.20 2.00±0.15 7.00±0.15 2.00±0.15
OWA8×12 OWA-ⓐ 8.00+0.0
/-0.3
12.00±0.20 3.40±0.10 2.50±0.15 7.00±0.15 2.50 ref.
OWA8×13-4HR C:3.3 OWA-ⓑ 7.90±0.15 13.00±0.20 3.30±0.12 2.00±0.20 9.00±0.20 2.00±0.20
OWA9×10.5-4HR C:5.0 OWA-ⓑ 9.00±0.15 10.50±0.20 5.00±0.15 1.60±0.15 7.30±0.20 1.60 ref.
OWA10×3.0 C:5.0 OWA-ⓐ 9.85±0.15 3.00±0.10 5.00±0.10 0.75±0.10 1.50±0.10 0.75 ref.
OWA10×10 C:3.1 OWA-ⓐ 10.00±0.25 10.00±0.40 3.10±0.20 2.40±0.20 5.20±0.20 2.40 ref.
OWA10×11 E:5.2 OWA-ⓐ 10.00+0.0
/-0.4
11.00±0.30 3.45±0.10 2.90±0.20 5.20±0.20 2.90 ref.
OWA10×12 C:3.5 OWA-ⓐ 10.00+0.0
/-0.4
12.00+0.
/-0.40
3.50±0.15 2.30±0.20 7.40±0.20 2.30 ref.
OWA10×15 C:4.0 OWA-ⓐ 10.00±0.20 15.00+0.
/-0.40
4.00±0.15 2.60±0.15 9.80±0.15 2.60±0.15
OWA11×12-4HR C:6.2 OWA-ⓑ 11.00±0.10 12.40±0.20 6.00±0.10 2.20±0.20 8.00±0.20 2.20±0.20
OWA12×11 C:4.0 OWA-ⓔ 12.00+0.0
/-0.3
11.00+0.
/-0.30
4.00±0.15 2.40±0.20 6.20±0.20 2.40 ref.
OWA12×15 C:4.5 OWA-ⓐ 12.00+0.0
/-1.0
15.00+0.
/-1.0
4.50±0.10 2.50±0.20 10.00±0.20 2.50 ref.
OWA12×15-2H C:4.5 OWA-ⓑ 12.00+0.0
/-1.0
15.00+0.
/-1.0
4.50±0.10 2.50±0.20 10.00±0.20 2.50 ref.
OWA12×15-2HR C:5.0 OWA-ⓒ 12.00+0.0
/-1.0
15.00+0.
/-1.0
5.00±0.10 2.50±0.20 10.00±0.20 2.50 ref.
OWA12×15-4HR C:4.5 OWA-ⓒ 12.00+0.0
/-1.0
15.00+0.
/-1.0
4.50±0.10 2.50±0.20 10.00±0.20 2.50 ref.
OWA12×15DT OWA-ⓔ 12.00+0.0
/-1.0
15.00+0.
/-1.0
7.00±0.10 2.50±0.20 10.00±0.20 2.50 ref.
OWA12.5×18.5-1HR OWA-ⓑ 12.50±0.20 18.50±0.40 8.50±0.25 2.00 ref. 14.00±0.25 1.50±0.15
OWA13×13 C:6.4 OWA-ⓐ 13.00±0.25 13.00±0.25 6.40±0.10 3.00±0.20 7.00±0.20 3.00±0.20
OWA13×14.5 C:4.7 OWA-ⓐ 13.10±0.10 14.50±0.40 4.70±0.20 2.90±0.20 9.60±0.20 2.00 ref.
OWA13×15 C:5.0 OWA-ⓐ 13.00±0.10 15.00±0.20 5.00±0.10 3.00±0.20 9.00 ref. 3.00±0.20
OWA14×13 C:4.8 OWA-ⓐ 14.00±0.10 13.00±0.20 4.80±0.15 2.95±0.20 7.00±0.20 2.95 ref.
OWA14×13-2H C:5.8 OWA-ⓑ 14.00+0.10
/-0.3
13.00+0.2
/-0.10
5.80+0.1
/-0.15
2.95±0.20 7.00+0.2
/-0.10
2.95 ref.
OWA14×15 C:4.9 OWA-ⓐ 14.00+0.10
/-0.3
15.00+0.3
/-0.20
4.90+0.1
/-0.15
2.50±0.20 10.00±0.30 2.50 ref.
OWA14×15-2H C:4.9 OWA-ⓑ 14.00+0.10
/-0.3
15.00+0.3
/-0.20
4.90+0.05
/-0.10
2.50±0.20 10.00±0.30 2.50 ref.
OWA14×20 C:6.0 OWA-ⓐ 14.00+0.10
/-0.3
20.00±0.30 6.00±0.15 4.00±0.20 12.00±0.20 4.00 ref.
OWA14×20-1HR C:6.0 OWA-ⓕ 14.00±0.20 20.00+0.6
/-0.40
6.00±0.15 3.90±0.20 12.20±0.20 3.90±0.20
OWA14×21.5DT OWA-ⓔ 14.00±0.15 21.50±0.40 7.50±0.15 2.50±0.40 14.00±0.15 2.50 ref.
OWA15×13 C:4.8 OWA-ⓐ 15.00±0.20 13.00±0.20 4.80±0.10 2.25±0.20 8.50±0.30 2.25 ref.
OWA15×14 C:5.0 OWA-ⓐ 15.00+0.10
/-0.25
14.00±0.15 5.00±0.25 3.50±0.20 7.00±0.20 3.50 ref.
OWA15×15 C:6.0 OWA-ⓐ 15.00±0.15 15.00±0.40 6.00±0.10 3.00±0.20 9.00 ref. 3.00±0.15
OWA15×15-2HR C:5.0 OWA-ⓒ 15.00+0.30
/-0.2
15.00±0.20 5.00+0.15
/-0.10
2.50±0.20 10.00±0.30 2.50 ref.
OWA15×15.5 C:5.0 OWA-ⓐ 15.00+0.30
/-0.2
15.50±0.40 5.00±0.10 2.50±0.20 10.50±0.20 2.50 ref.
OWA15×16.5-1HR C:5.0 OWA-ⓕ 15.00+0.30
/-0.2
16.50±0.40 5.00±0.10 3.00±0.20 10.50±0.20 3.00±0.20
OWA15×18 C:6.0 OWA-ⓐ 15.00±0.20 18.00±0.40 6.00±0.10 3.00±0.20 12.00 ref. 3.00±0.20
OWA15×18-2HR C:6.0 OWA-ⓒ 15.00±0.30 18.00±0.40 6.00±0.20 3.00±0.20 12.00±0.30 3.00 ref.
OWA15×20 C:6.0 OWA-ⓐ 15.00±0.20 20.00±0.20 6.00±0.10 3.00±0.10 14.00±0.15 3.00 ref.
OWA15×20-1HR C:9.1 OWA-ⓑ 15.00±0.25 20.00±0.40 9.10±0.15 2.75±0.20 14.50±0.20 2.75 ref.
OWA15×21 C:7.0 OWA-ⓐ 15.00±0.20 21.00±0.25 7.00±0.10 2.50±0.20 16.00±0.20 2.50±0.20
OWA15×23-2HR OWA-ⓒ 15.00+0.0
/-0.3
23.00±0.40 8.40±0.20 2.50±0.30 18.00±0.30 2.50 ref.
OWA15×27.5 C:9.5 OWA-ⓐ 15.00+0
/-0.5
27.50±0.40 9.50±0.20 3.75±0.25 20.00±0.30 3.75 ref.
OWA16×21P   16.00±0.2 18.50±0.50 8.10+0.10
/-0.20
2.50 ref. 13.00±0.30 3.00±0.20
OWA20×20 C:8.0 OWA-ⓕ 20.00+0.0
/-0.3
20.00±0.40 8.00±0.20 3.20±0.20 13.60±0.20 3.20 ref.
OWA20×20-2H C:11.0 OWA-ⓑ 20.00+0
/-0.30
20.00±0.40 11.00±0.2 3.00±0.30 14.00±0.30 3.00 ref.

Inquiry

KOMACHINE CO., LTD.
CEO  Charlie ParkCorporate #  535-86-00664
(Post 17015) 1101ho ,16-4, Dongbaekjungang-ro 16beon-gil, Giheung-gu, Yongin-si, Gyeonggi-do, Republic of Korea

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