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MATERIAL DECLARATION SHEET
No.
Construction
Element(subpart)
Homogeneous
Material
Material
weight
[g]
Homogeneous
Material\
Substances
CASRN
if applicable
Materials
Mass %
Material
Mass % of
total unit wt.
Subpart
mass of total
wt. (%)
1
Core
Ferrite
0.085
Iron oxide
1309-37-1
63.0
14.30
22.37
Nickel oxide
1313-99-1
12.0
2.72
Zinc oxide
1314-13-2
21.0
4.77
Cupric oxide
1317-38-0
4.0
0.91
2
Wire
Copper
0.025
Copper
7440-50-8
98.0
6.45
6.58
Polyurethane
9009-54-5
2.0
0.13
3
Case
Ceramic
0.214
Aluminum oxide
1344-28-1
94.4
53.17
56.31
Magnesium oxide
1309-48-4
1.3
0.73
Silicon dioxide
7631-86-9
1.2
0.68
Calcium oxide
1305-78-8
3.1
1.75
4
Adhesive
Epoxy resin
0.05
Bisphenol A Epoxy Resin
25068-38-6
58.0
7.63
13.16
Alkyl glycidyl ether
68609-97-2
4.0
0.53
2-Methylimidazole
693-98-1
10.0
1.32
Carbon black
1333-86-4
5.0
0.66
Aluminum hydroxide
21645-51-2
22.0
2.90
Additive, not to declare
-
1.0
0.13
5
Solder bar
Tin
0.006
Tin
7440-31-5
99.0
1.56
1.58
Silver
7440-22-4
0.5
0.01
Copper
7440-50-8
0.5
0.01
Total weight
0.38
This Document was updated on: 2019/1/14
Material Number
DR334A series
Product Line
SMD Power Inductor
Compliance Date
2019/1/14
RoHS Compliant
YES
MSL
1
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CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society
MATERIAL DECLARATION SHEET
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