PWR220T-20

MATERIAL DECLARATION SHEET
Material Number
PWR220020XXX
Product Line
Power Resistor
Compliance Date
RoHS Compliant
No.
1
2
3
4
5
yes
Construction
Element (subpart)
Housing
Back Plate
Terminal
Solder
Substrate
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MSL
Homogeneous
Material
Epoxy Molding
Compound
N/A
Material
weight [g]
0.5
if applicable
Materials
Mass %
Material
Mass % of
total unit wt.
Silica
14808-60-7
53
15.132
Homogeneous Material/
Substances
Epoxy Resin
29690-82-2
25
7.138
Phenolic Resin
9003-35-4
15
4.283
Antimony trioxide
1309-64-4
3
0.857
Brominated epoxy resin
40039-93-8
3
0.857
Carbon Black
1333-86-4
1
0.286
Copper
7440-50-8
99.9
58.755
0.1
0.059
Copper
1.03
Plating
0.003
Copper
0.11
Plating
0.007
Tin
Metal
0.02
Alumina
0.078
CASRN
Other
Nickel
7440-02-0
100
0.171
Copper
7440-50-8
99.95
6.278
0.05
0.003
7440-31-5
100
0.400
Tin
7440-31-5
96.5
1.102
Silver
7440-22-4
3
0.034
Copper
7440-50-8
0.5
0.006
Aluminum Oxide
1344-28-1
88
3.919
Manganese dioxide
1313-13-9
3.5
0.156
Titanium-dioxide
13463-67-7
3.5
0.156
Chromium(III)oxide
1308-38-9
2.5
0.111
Quartz (Silicon dioxide)
14808-60-7
2.5
0.111
Other
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CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society
Subpart
mass of
total wt. (%)
28.55
58.81
0.17
6.28
0.40
1.142
4.45
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MATERIAL DECLARATION SHEET
6
Term Ink
Ink
0.002
Silver
7440-22-4
96
0.110
Lead-Oxide
1309-60-0
1
0.001
Dibismuth-trioxide
1304-76-3
1
0.001
Platinum
7440-06-4
1
0.001
1
0.001
Palladium
7440-05-3
25
0.011
Boraluminosilicate glass
Trimethylpentanediol
monoisobutyrate
Silver
65997-17-3
30
0.014
25265-77-4
25
7440-22-4
15
0.007
Ruthenium dioxide
12036-10-1
1
0.000
Manganese dioxide
1313-13-9
1
0.000
Confidential Substances
7
8
Resistor Paste
Encapsulant
Ink
Ink
0.0008
0.0005
Alumina
1344-28-1
3
0.001
Lead-monoxide
1317-36-8
56.63
0.016
Silicon dioxide
7631-86-9
27.89
0.008
Diboron-trioxide
1303-86-2
9.15
0.003
Chromium(III)oxide
1308-38-9
3.15
0.001
3.15
0.001
Confidential Substances
Total weight
0.011
0.11
0.05
0.03
1.751
This Document was updated on: October 20, 2009
Important remarks:
1. It is the responsibility of the user to verify they are accessing the latest version.
2. RoHS exemptions: 5 – lead in glass of cathode ray tubes, electronic components & fluorescent tubes.
Headquarters Riverside CA
www.bourns.com
CASRN: CAS Registry Number® is a Registered Trademark of the American Chemical Society
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