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Standards - Board Level
Heatsinks -
Thru-Hole Discrete Semiconductor Packages - T0-220 & T0-218,
T0-247 & Multiwatt |
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Flat back extruded heat sink with solderable pins for TO-220 &
TO-218
Flat back extruded heat sink features solderable pins which allow
vertical mounting without stress on the device leads. Available
in three heights for
TO-220 and TO-218 devices.
- Aluminum, Black Anodized
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| Part Number |
Device |
“A” mm (In.) |
“B” mm (In.) |
Dia. of PCB Plated
Thru hole for Tabs |
| RT3210B02500 |
TO-220 |
25.40 (1.00) |
18.29 (0.720) |
2.67 (0.105) |
| RT3211B02500 |
TO-218 |
25.40 (1.00) |
21.59 (0.850) |
2.67 (0.105) |
| RT3215B02500 |
TO-220 |
38.10 (1.50) |
18.29 (0.720) |
2.67 (0.105) |
| RT3216B02500 |
TO-218 |
38.10 (1.50) |
21.59 (0.850) |
2.67 (0.105) |
| RT3220B02500 |
TO-220 |
50.80 (2.00) |
18.29 (0.720) |
2.67 (0.105) |
| RT3221B02500 |
TO-218 |
50.80 (2.00) |
21.59 (0.850) |
2.67 (0.105) |
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Extruded heat sink with radial fins for TO-220, TO-218 and TO-247
Extruded heat sink with radial fins feature equal channel widths
on both sides for single or dual device mounting. Includes two
solderable mounting pins which permit vertical mounting to
eliminate stress on device leads. Available in four heights for
TO-220, TO-218, and TO-247 devices.
- Aluminum, Black Anodized |
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| Part Number |
Device |
“A” mm (In.) |
“B” mm (In.) |
“C” mm (In.) |
“D” mm (In.) |
“E” mm (In.) |
Dia. of PCB Plated
Thru hole for Tabs |
| RT3010B02500 |
TO-218,
TO-247 |
25.40 (1.00) |
21.59 (0.850) |
3.66 (0.144) |
17.02 (0.670) |
13.72 (0.540) |
2.67 (0.105) |
| RT3110B02500 |
TO-220 |
25.40 (1.00) |
18.29 (0.720) |
3.17 (0.125) |
15.88 (0.625) |
11.10 (0.437) |
2.67 (0.105) |
| RT3015B02500 |
TO-218,
TO-247 |
38.10 (1.50) |
21.59 (0.850) |
3.66 (0.144) |
17.02 (0.670) |
13.72 (0.540) |
2.67 (0.105) |
| RT3115B02500 |
TO-220 |
38.10 (1.50) |
18.29 (0.720) |
3.17 (0.125) |
15.88 (0.625) |
11.10 (0.437) |
2.67 (0.105) |
| RT3020B02500 |
TO-218,
TO-247 |
50.80 (2.00) |
21.59 (0.850) |
3.66 (0.144) |
17.02 (0.670) |
13.72 (0.540) |
2.67 (0.105) |
| RT3120B02500 |
TO-220 |
50.80 (2.00) |
18.29 (0.720) |
3.17 (0.125) |
15.88 (0.625) |
11.10 (0.437) |
2.67 (0.105) |
| RT3025B02500 |
TO-218,
TO-247 |
63.50 (2.500) |
21.59 (0.850) |
3.66 (0.144) |
17.02 (0.670) |
13.72 (0.540) |
2.67 (0.105) |
| RT3125B02500 |
TO-220 |
63.50 (2.500) |
18.29 (0.720) |
3.17 (0.125) |
15.88 (0.625) |
11.10 (0.437) |
2.67 (0.105) |
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| Return to Top Interface Material Information |
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Extruded heat sink with large radial fins for TO-220, TO-218 and
TO-247
Extruded heat sink with large radial fins features equal channel
widths on both sides for single or dual device mounting. Includes
two solderable mounting pins which permit vertical mounting and
eliminates stress on device leads. Available in four heights for
TO-220,TO-218 and TO-247 devices.
- Aluminum, Black Anodized |
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| Part Number |
Device |
“A” mm (In.) |
“B” mm (In.) |
Base Notch |
Dia. of PCB Plated
Thru hole for Tabs |
| RT3609B02500 |
TO-220 |
25.40 (1.00) |
18.29 (0.720) |
No Notch |
2.67 (0.105) |
| RT3610B02500 |
TO-218,
TO-247 |
25.40 (1.00) |
21.59 (0.850) |
No Notch |
2.67 (0.105) |
| RT3710B02500 |
TO-218,
TO-247 |
25.40 (1.00) |
21.59 (0.850) |
Notch |
2.67 (0.105) |
| RT3615B02500 |
TO-218,
TO-247 |
38.10 (1.50) |
21.59 (0.850) |
No Notch |
2.67 (0.105) |
| RT3715B02500 |
TO-218, TO-247 |
38.10 (1.50) |
21.59 (0.850) |
Notch |
2.67 (0.105) |
| RT3620B02500 |
TO-218, TO-247 |
50.80 (2.00) |
21.59 (0.850) |
No Notch |
2.67 (0.105) |
| RT3720B02500 |
TO-218, TO-247 |
50.80 (2.00) |
21.59 (0.850) |
Notch |
2.67 (0.105) |
| RT3625B02500 |
TO-218, TO-247 |
63.50 (2.50) |
21.59 (0.850) |
No Notch |
2.67 (0.105) |
| RT3725B02500 |
TO-218, TO-247 |
63.50 (2.50) |
21.59 (0.850) |
Notch |
2.67 (0.105) |
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High power extruded heat sink with large radial fins for TO-220
and Multiwatt
High power extruded heat sink with large radial fins and
increased fin count for additional cooling capacity. Solderable
pins allow vertical mounting without stress on device leads.
Available in four heights for TO-220 and multiwatt devices.
- Aluminum, Black Anodized
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| Part Number |
“A” Dim mm (In.) |
Dia. of PCB
Plated
Thru hole for Tabs |
| RT3810B02500 |
25.40 (1.00) |
2.67 (0.105) |
| RT3815B02500 |
38.10 (1.50) |
2.67 (0.105) |
| RT3820B02500 |
50.80 (2.00) |
2.67 (0.105) |
| RT3825B02500 |
63.50 (2.50) |
2.67 (0.105) |
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Printable Version
