FXO-LC53
Series
RoHS Material Declaration
Material Name
Cover
Kovar
Component
Nickel (Ni)
Cobalt (Co)
Iron (Fe)
Content
(mg)
1.890
1.113
3.540
35.484
1.733
0.268
0.364
0.234
0.253
6.290
0.195
0.810
0.203
0.281
2.438
1.309
0.768
1.191
0.210
0.0021
0.950
0.480
0.000210
0.0000700
1.170
0.019
0.000159
0.00037
0.000125
61.196
Content
（�½��½�％）
3.09%
1.82%
5.78%
57.98%
2.83%
0.44%
0.59%
0.38%
0.41%
10.28%
0.32%
1.32%
0.33%
0.46%
3.98%
2.14%
1.25%
1.95%
0.34%
0.00343%
1.55%
0.784%
0.000343%
0.0001144%
1.91%
0.0310%
0.000260%
0.000605%
0.000204%
100.00%
(CAS Number)
7440-02-0
7440-48-4
7439-89-6
1344-28-1
14808-60-7
1308-38-9
18868-43-4
1309-48-4
1305-78-8
7440-33-7
7439-98-7
7440-02-0
7440-48-4
7440-57-5
7439-89-6
7440-02-0
7440-48-4
7440-22-4
7440-50-8
7429-90-5
7440-21-3
7440-57-5
7440-22-4
14808-60-7
7440-22-4
7440-02-0
7440-22-4
7440-21-3
Base
Ceramic
Alumina (Al
2
O
3
)
Silicon Oxide (SiO
2
)
Chromium Oxide (Cr
2
O
3
)
Molybdenum Oxide (MoO
2
)
Magnesium Oxide (MgO)
Calcium Oxide (CaO)
+ Metallization
+ Nickel Plating
+ Gold Plating
＋Seal
ring
Tungsten (W)
Molybdenum (Mo)
Nickel (Ni)
Cobalt (Co)
Gold (Au)
Iron (Fe)
Nickel (Ni)
Cobalt (Co)
＋silver
solder
ＩＣ
ＩＣ
Gold
Adhesive
Crystal
Crystal
Electrode
Adhesive
TOTAL
Silver (Ag)
Copper (Cu)
Aluminum (Al)
Silicon (Si)
Gold (Au)
Silver (Ag)
Epoxy
Silicon Dioxide (SiO
2
)
Silver (Ag)
Nickel (Ni)
Silver (Ag)
Silicon (Si)
Page
10 of 15
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