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TO-220 Silicone cap
Silicone rubber cap is a sleeve product made of silicone and glass fiber as the substrate by special process
It is widely used in heating transistors, diodes and transistors because of its excellent thermal conductivity, insulation, shockproof and convenient assembly.
When in use, it is directly installed on the heating pipe.Heat conduction silicone cap sleeve is recommended for low pressure.
Test Item |
Unit |
Data |
Test Method |
Material |
|
silicone |
|
Color |
----- |
Gray, yellow, Blue |
Visual |
Hardness |
Shore A |
85±5 |
ASTM D2240 |
Tensile Strength |
Kg/cm2 |
>180 |
ASTM D412 |
Specific gravity |
g/cm3 |
1.7 |
ASTM D792 |
Breakdown Voltage |
Kv/m |
3.0 |
ASTM D149 |
Continuous Use Temp |
℃ |
-30～200 |
EN344 |
Flame Rating |
------ |
V-0 |
UL 94 |
Thermal Resistance |
℃/ W |
0.28 |
ASTM D5740 |
Thermal Conductivity |
W/m.k |
1.0 |
ASTM E 1461-01 |
Size
|
TO-220A |
TO-220B |
TO-220C |
TO-3PA |
TO-3PB |
TO-3PC |
DIM A |
21.5±0.5 |
16.0±0.5 |
21.8±0.5 |
28.5±0.5 |
28.8±0.5 |
22.0±0.5 |
DIM B |
11.5±0.5 |
11.5±0.5 |
12.1±0.5 |
17.5±0.5 |
18.2±0.5 |
17.5±0.5 |
DIM C |
5.9±0.3 |
5.9±0.3 |
6.5±0.3 |
5.9±0.3 |
6.6±0.3 |
5.9±0.3 |
DIM D |
0.6±0.1 |
0.6±0.1 |
0.8±0.1 |
0.6±0.1 |
0.8±0.1 |
0.6±0.1 |