Select Your Region


KOA Corporation > Product > Inductors


Search by Product Series

We produce a wide range of coils from high-frequency coils to choke coils for power supply lines, centering round SMD type inductors.

Chip Inductors

Features Product Series Catalog Dimensions(mm) Inductance
Allowable DC
Current (A)
Thin film
(High precision)
KL73* 1E PDF link of thin film inductor KL73 1.0 x 0.5 0.56n~33n 150m~700m
1J 1.6 x 0.8 1.0n~68n 100m~650m
2A 2.0 x 1.25 1.0n~82n 150m~900m
2B 3.2 x 1.6 2.2n~100n 200m~1.0
Air core
(High Q, High current)
KQC 0402 PDF link of high Q air core inductor KQC 1.0 x 0.5 1.4n~6.2n 900m~1.4
0603 1.6 x 1.05 1.2n~27n 1.0~2.25
Air core
(High Q)
KQ T0402 PDF link of air core inductor KQ 1.0 x 0.5 1.0n~120n 120m~1.36
0603 1.6 x 1.0 1.6n~1.2μ 80m~700m
0805 2.0 x 1.5 3.3n~820n 180m~600m
1008 2.5 x 2.2 10n~10μ 150m~1.0

*For Pre-Existing Designs

Power Inductors/Surface Mount

Features Product Series Catalog Dimensions
Allowable DC
Current (A)
Power inductors
(Non-magnetic shielded)
LPC 4545 PDF link of non-magnetic shielded power inductor LPC 4.1 x 4.6 x 4.6 1.0μ~2.2m 70m~3.66
4235 4.5 x 4.2 x 3.5 0.82μ~220μ 200m~3.34
4045 PDF 4.5 x 4.0 x 4.3 1.0μ~680μ 120m~3.1
9040N* φ10.2 x 4.9 10μ~680μ 140m~1.55
9040E* φ10.2 x 4.9 10μ~680μ 350m~2.4
10065* 10.4 x 10.0 x 7.5 0.68μ~3.3m 210m~9.5
12065* 12.4 x 12.0 x 7.5 0.68μ~6.8m 160m~10.0
Power inductors
(Magnetic shielded)
LKS 0745 PDF link of power chip inductor LKS 7.5 x 7.5 x 4.5 3.3μ~1m 230m~4.5
1045 10.1 x 10.1 x 4.5 3.3μ~470μ 500m~5.8
1260 12.5 x 12.5 x 6.0 3.3μ~10m 150m~6.6

*For Pre-Existing Designs

Transponder Coil

Features Product Series Catalog Dimensions
Unload Q
LF Antenna (Receiving) KT* PDF link of transponder coil for LF antenna KT 11.8 x 3.6 x 3.0 ~12m ~45

*For Pre-Existing Designs

Custom Wirewound Coil

Features Product Series Catalog
Custom Wire Wound LWA* PDF link of Custom Wire Wound inductor LWA

*For Pre-Existing Designs

Common Specification

Items Catalog
Minimum Ordered Quantity PDF link of Minimum Ordered Quantity
Recommended Pad Dimensions PDF link of Recommended Pad Dimension
Packagings For Chip Components PDF link of Packagings For Chip Components
Axial Tapings PDF link of Axial Tapings
Radial Taping PDF link of Radial Taping
Forming PDF link of Forming
Color code•Resistance marking•E series numbers PDF link of Color code•Resistance marking•E series numbers