What are Heat Sinks ?
Heat Sinks are thermal management devices designed to dissipate heat generated by electronic components, maintaining optimal operating temperatures. They are commonly used in applications such as production electronics assembly and maintenance. Important specifications for selection include Fin Height, which affects surface area for heat dissipation; Material, which influences thermal conductivity; and Attachment Method, ensuring secure mounting to components. Validating lifecycle status and sourcing options is crucial for procurement teams to mitigate risks.
Parts in this category
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Compare stocked parts across manufacturers and distributors, then add lines to your RFQ.
| Part & Mfr | Total Stock | Pricing & RFQ | Attachment Method | Diameter | Fin Height | Height | Hole Pattern | Industrial Grade | Lead Style | Length | Material | Material Finish | Medical Grade | Military Grade | Mounting Direction | Mounting Method | Mounting Type | Outer Diameter | Package Cooled | Power Dissipation @ Temperature Rise | SVHC Present | Shape | Tape & Reel | Termination Style | Thermal Interface Material | Thermal Resistance @ Forced Air Flow | Thermal Resistance @ Natural | Type | Weight | Width | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
TE Connectivity
|
250
|
Price on request
250
|
Clip | 50.80mm (2.000") | 0.892" (22.65mm) | - | - | - | - | - | Aluminum | Black Anodized | - | - | - | - | - | - | BGA | - | - | Cylindrical | - | - | - | 1.50°C/W @ 400 LFM | - | - | - | - | |
Aavid, Thermal Division of Boyd Corporation
|
224
|
Price on request
224
|
Clip and PC Pin | - | 10.03mm (0.395") | - | - | - | Clip And Pc Pin | 34.93mm (1.375") | Aluminum | Black Anodized | - | - | - | - | - | - | TO-220 | 2.5W @ 40°C | - | Rectangular, Fins | - | - | - | 6.00°C/W | 16.00°C/W | Board Level, Vertical | - | 21.84mm (0.860") | |
Aavid, Thermal Division of Boyd Corporation
|
198
|
Price on request
198
|
Bolt On and PC Pin | - | 19.05mm | - | - | - | Bolt On And Pc Pin | 41.15mm | Aluminum | Black Anodized | - | - | - | - | Through Hole | - | TO-220 | 9.0W @ 60°C | - | Rectangular, Fins | - | PC Pin | - | 4.00°C/W | 5.60°C/W | Board Level, Vertical | - | 50.80mm | |
Aavid, Thermal Division of Boyd Corporation
|
193
|
Price on request
193
|
Bolt On | - | 0.750" (19.05mm) | - | - | - | - | 47.75mm (1.880") | Aluminum | Black Anodized | - | - | - | - | - | - | TO-3 | 4.0W @ 40°C | - | Rhombus | - | - | - | 3.00°C/W | 10.00°C/W | Board Level | - | 35.56mm (1.400") | |
Wakefield-Vette
|
173
|
Price on request
173
|
SMD Pad | - | 9.14mm | - | - | - | Smd | 18.80mm (0.740") | Copper | Tin | - | - | - | - | Surface Mount | - | D²Pak (TO-263), SOL-20, SOT-223, TO-220 | 1.0W @ 55°C | Not Present | Rectangular, Fins | Yes | SMD Pad | - | 16.00°C/W | 55.00°C/W | Top Mount | - | 15.24mm (0.600") | |
Aavid, Thermal Division of Boyd Corporation
|
131
|
Price on request
131
|
SMD Pad | - | 10.16mm (0.400") | - | - | - | Smd Pad | 12.70mm (0.500") | Copper | Tin Plated | - | - | - | - | Surface Mount | - | TO-263 (D2Pak) | 1.3W @ 30°C | - | Rectangular, Fins | No | - | - | 8.00°C/W | 18.00°C/W | Top Mount | - | 26.16mm (1.030") | |
Aavid, Thermal Division of Boyd Corporation
|
122
|
Price on request
122
|
Bolt On and PC Pin | - | 0.250" (6.35mm) | - | - | - | Bolt, Pc Pin | 31.75mm (1.250") | Aluminum | Black Anodized | - | - | - | - | Bolt On and PC Pin | - | TO-220 | 2.5W @ 60°C | Not Present | Rectangular, Fins | - | - | - | 4.00°C/W | 24.00°C/W | Board Level, Vertical | - | 22.22mm (0.875") | |
Wakefield-Vette
|
120
|
Price on request
120
|
Thermal Tape, Adhesive (Not Included) | - | 6.35mm (0.250") | - | - | - | - | 27.94mm (1.100") | Aluminum | Black Anodized | - | - | - | - | - | - | BGA | 2.0W @ 40°C | - | Square, Pin Fins | - | - | - | 5.00°C/W @ 500 LFM | - | Top Mount | - | 27.94mm (1.100") | |
Aavid, Thermal Division of Boyd Corporation
|
100
|
Price on request
100
|
- | - | - | - | - | - | - | - | Spring Steel | - | - | - | - | - | Clip | - | - | - | - | - | - | - | - | - | - | - | - | - | |
Wakefield-Vette
|
100
|
Price on request
100
|
Bolt On and PC Pin | - | 0.500" (12.70mm) | - | - | No | Straight Pin | 50.80mm (2.000") | Aluminum | Black Anodized | No | No | - | - | - | - | TO-220 | 6.0W @ 55°C | - | Rectangular, Fins | - | - | - | 4.70°C/W | 9.20°C/W | Board Level, Vertical | - | 34.93mm (1.375") | |
Wakefield-Vette
|
100
|
Price on request
100
|
Bolt On, Thermal Material | - | 11.43mm (0.450") | - | - | - | - | 61.00mm (2.402") | Aluminum | Black Anodized | - | - | - | - | - | - | Half Brick DC/DC Converter | 7.0W @ 60°C | - | Rectangular, Fins | - | - | - | 3.20°C/W @ 300 LFM | - | Board Level | - | 57.91mm (2.280") | |
Wakefield-Vette
|
91
|
Price on request
91
|
Bolt On | - | 0.500" (12.70mm) | - | - | - | - | 29.97mm (1.180") | Aluminum | Black Anodized | - | - | - | - | Bolt On | - | TO-218, TO-202, TO-220 | 2.0W @ 44°C | - | Rectangular, Fins | No | - | - | 7.00°C/W | 22.00°C/W | Board Level | 0.0082 lbs (3.72g) | 25.40mm (1.000") | |
Advanced Thermal Solutions
|
91
|
Price on request
91
|
Push Pin | - | 0.394" (10.00mm) | - | 4-CORNER | - | - | 60.00mm (2.362") | AL6063 | Blue Anodized | - | - | - | - | - | - | Assorted (BGA, LGA, CPU, ASIC...) | - | - | Square, Fins | - | - | T766 | 16.28°C/W | - | Top Mount | 40.37 g | 60.00mm (2.362") | |
Wakefield-Vette
|
86
|
Price on request
86
|
Bolt On | - | 0.750" (19.05mm) | - | - | No | - | 45.97mm (1.810") | Aluminum | Black Anodized | No | No | - | - | Bolt On | - | TO-3 | 7.5W @ 58°C | Not Present | Square, Pin Fins | No | - | - | 2.40°C/W @ 400 LFM | - | Board Level | 0.0900 lbs (40.82g) | 45.97mm (1.810") | |
Ohmite
|
71
|
Price on request
71
|
Clip and PC Pin | - | 22.10mm (0.870") | - | - | - | - | 38.10mm (1.500") | Aluminum | Degreased | - | - | - | - | - | - | TO-247 | 2.0W @ 20°C | - | Rectangular, Fins | - | - | - | 1.00°C/W @ 800 LFM | 9.80°C/W | Board Level | - | 35.05mm (1.380") | |
Aavid, Thermal Division of Boyd Corporation
|
54
|
Price on request
54
|
Clip and Board Locks | - | 0.500" (12.70mm) | - | - | - | - | 29.97mm (1.180") | Aluminum | Black Anodized | - | - | - | - | - | - | TO-220 | 1.0W | - | Rectangular, Fins | - | - | - | 6.00°C/W | 13.40°C/W | Board Level, Vertical | - | 25.40mm (1.000") | |
Aavid, Thermal Division of Boyd Corporation
|
50
|
Price on request
50
|
Thermal Tape, Adhesive (Included) | - | 10.00mm | - | - | - | - | 27.00mm (1.063") | Aluminum | Black Anodized | - | - | - | - | - | - | BGA, FPGA | 3.0W | - | Square, Pin Fins | Yes | - | - | 9.30°C/W | 30.60°C/W | Board Level | - | 27.00mm (1.063") | |
Wakefield-Vette
|
49
|
Price on request
49
|
Press Fit | - | 1.250" (31.75mm) | - | - | - | - | 38.10mm (1.500") | Aluminum | Black Anodized | - | - | - | - | - | - | TO-3 | 30.0W @ 80°C | - | Rectangular, Fins | - | - | - | 1.50°C/W @ 250 LFM | - | Board Level, Extrusion | - | 120.65mm (4.750") | |
Aavid, Thermal Division of Boyd Corporation
|
44
|
Price on request
44
|
Clip and PC Pin | - | 0.390" (9.91mm) | - | - | - | Through Hole | 19.05mm (0.750") | Aluminum | Black Anodized | - | - | - | - | - | - | TO-220 | 3.0W @ 60°C | Not Present | Rectangular, Fins | - | - | - | 6.00°C/W @ 600 LFM | 21.20°C/W | Board Level, Vertical | - | 20.57mm (0.810") | |
Wakefield-Vette
|
43
|
Price on request
43
|
Bolt On | - | 33.27mm (1.310") | - | - | - | - | 47.24mm (1.860") | Aluminum | Black Anodized | - | - | - | - | Bolt On | - | TO-3 | 7.5W @ 44°C | - | Square, Fins | - | - | - | 2.00°C/W @ 400 LFM | - | Board Level, Extrusion | - | 47.24mm (1.860") | |
Wakefield-Vette
|
38
|
Price on request
38
|
Bolt On | 15.88mm (0.625") | 0.530" (13.46mm) | - | - | - | - | - | Aluminum | Black Anodized | No | No | - | - | - | - | Stud Mounted Diode | 4.0W @ 72°C | Not Present | - | - | - | - | 5.20°C/W @ 400 LFM | 18.00°C/W | Board Level | - | - | |
Ohmite
|
30
|
Price on request
30
|
2 Clips and PC Pin | - | 41.91mm (1.650") | - | - | - | - | 50.04mm (1.970") | Ceramic | Nickel | - | - | - | - | - | - | TO-247, TO-264 | 7.0W @ 50°C | - | Rectangular, Fins | - | - | - | 3.00°C/W | 5.80°C/W | Board Level, Vertical | - | 28.45mm (1.120") | |
Ohmite
|
25
|
Price on request
25
|
Bolt On and PC Pin | - | 0.500" (12.70mm) | - | - | - | - | 38.10mm (1.500") | Aluminum | Black Anodized | - | - | - | - | - | - | TO-220 | 8.0W @ 80°C | Not Present | Rectangular, Fins | - | - | - | 4.00°C/W | 10.40°C/W | Board Level, Vertical | - | 35.00mm (1.378") | |
Aavid, Thermal Division of Boyd Corporation
|
25
|
Price on request
25
|
Bolt On and PC Pin | - | 1.000" (25.40mm) | - | - | - | - | 25.40mm (1.000") | Aluminum | Black Anodized | - | - | - | - | Bolt On and PC Pin | - | TO-220 | 4.0W | - | Rectangular, Fins | Yes | - | - | 4.00°C/W | 5.50°C/W | Board Level, Vertical | - | 41.91mm (1.650") | |
|
Advanced Thermal Solutions
|
24
|
Price on request
24
|
Clip, Thermal Material | - | 0.492" (12.50mm) | - | - | Yes | Clip | 29.00mm (1.142") | Aluminum | Blue Anodized | No | No | - | - | - | - | BGA | - | Not Present | Square, Angled Fins | - | - | - | 4.50°C/W @ 200 LFM | - | Top Mount | - | 29.00mm (1.142") | |
Aavid, Thermal Division of Boyd Corporation
|
24
|
Price on request
24
|
Bolt On and PC Pin | - | 0.500" (12.70mm) | - | - | - | - | 29.97mm (1.180") | Aluminum | Black Anodized | - | - | - | - | - | - | TO-220 | 1.0W @ 20°C | - | Rectangular, Fins | No | - | - | 6.00°C/W | 13.60°C/W | Board Level, Vertical | - | 25.40mm (1.000") | |
|
Aavid, Thermal Division of Boyd Corporation
|
22
|
Price on request
22
|
Threaded Coupling | 15.88mm (0.625") | - | - | - | - | Threaded Coupling | - | Aluminum | Black Anodized | - | - | - | - | Top Mount | - | TO-5 | 1.4W @ 70°C | - | Cylindrical | - | - | - | 25.00°C/W | 54.00°C/W | Top Mount | - | - | |
Aavid, Thermal Division of Boyd Corporation
|
22
|
Price on request
22
|
Thermal Tape, Adhesive (Included) | - | 0.709" (18.00mm) | - | - | - | - | 35.00mm (1.378") | Aluminum | Black Anodized | - | - | - | - | - | - | BGA | 3.0W @ 50°C | - | Square, Pin Fins | - | - | - | 5.20°C/W | 15.30°C/W | Top Mount | - | 35.00mm (1.378") | |
Aavid, Thermal Division of Boyd Corporation
|
20
|
Price on request
20
|
Press Fit | 8.00mm (0.315") | 0.250" (6.35mm) | - | - | - | - | - | Aluminum | Black Anodized | - | - | - | - | Top Mount | 19.05mm (0.750") | TO-5 | 1.0W @ 60°C | - | Cylindrical | - | - | - | 25.00°C/W | 54.00°C/W | Top Mount | - | - | |
Aavid, Thermal Division of Boyd Corporation
|
16
|
Price on request
16
|
Press Fit | 12.70mm (0.500") | 9.52mm (0.375") | - | - | - | - | - | Aluminum | Black Anodized | - | - | - | - | Press Fit | - | TO-5 | 1.8W | - | Cylindrical | - | - | - | 30.00°C/W | 57.00°C/W | Board Level | - | - | |
Wakefield-Vette
|
15
|
Price on request
15
|
Press Fit | - | 66.67mm (2.625") | - | - | - | - | 76.20mm (3.000") | Aluminum | Black Anodized | - | - | - | - | - | - | TO-3, DO-5, Stud Mount | 50.0W @ 72°C | - | Rectangular, Fins | - | - | - | 0.85°C/W @ 250 LFM | - | Board Level, Extrusion | - | 120.65mm (4.750") | |
Aavid, Thermal Division of Boyd Corporation
|
15
|
Price on request
15
|
Press Fit | 8.05mm | 10.16mm | - | - | - | - | - | Aluminum | Black Anodized | - | - | Vertical | - | - | 9.52mm | TO-5 | 1.0W | - | Cylindrical | - | - | - | 45.00°C/W | 90.00°C/W | Board Level | - | - | |
Wakefield-Vette
|
15
|
Price on request
15
|
Press Fit | - | 11.70mm (0.461") | - | - | - | - | 76.20mm (3.000") | Aluminum Alloy | Black Anodized | - | - | - | - | - | - | TO-3 | 15.0W | - | Rectangular, Fins | - | - | - | 1.50°C/W | - | Board Level | - | 120.65mm (4.750") | |
Aavid, Thermal Division of Boyd Corporation
|
15
|
Price on request
15
|
Bolt On | - | 12.70mm (0.500") | - | - | - | - | 47.75mm (1.880") | Aluminum | Black Anodized | - | - | - | - | - | - | TO-3 | 2.0W @ 30°C | Present | Rhombus | No | - | - | 4.00°C/W | 12.00°C/W | Board Level | - | 35.56mm (1.400") | |
Aavid, Thermal Division of Boyd Corporation
|
11
|
Price on request
11
|
Bolt On and PC Pin | - | 0.500" (12.70mm) | - | - | - | - | 29.97mm (1.180") | Aluminum | Black Anodized | - | - | - | - | - | - | TO-220 | 1.0W @ 20°C | - | Rectangular, Fins | - | - | - | 7.00°C/W @ 200 LFM | 13.00°C/W | Board Level, Vertical | - | 25.40mm (1.000") | |
Aavid, Thermal Division of Boyd Corporation
|
11
|
Price on request
11
|
Bolt On | - | 1.000" (25.40mm) | - | - | - | - | 47.75mm (1.880") | Aluminum | Black Anodized | - | - | - | - | Bolt On | - | TO-3 | 5.0W @ 40°C | - | Rhombus | - | - | - | 2.00°C/W | 8.40°C/W | Board Level | - | 35.56mm (1.400") | |
Advanced Thermal Solutions
|
10
|
Price on request
10
|
Thermal Tape, Adhesive (Included) | - | 14.50mm | - | - | - | - | 31.00mm | Aluminum | Black Anodized | - | - | - | - | Top Mount | - | BGA | - | - | Square, Fins | - | - | - | 6.2°C/W | - | Top Mount | - | 31.00mm | |
Assmann WSW Components
|
9
|
Price on request
9
|
Bolt On | - | 0.590" (15.00mm) | 15.0 mm (0.590") | - | - | - | 35.00mm (1.378") | Aluminum | Black Anodized | - | - | - | - | Board Level | - | TO-220 | - | - | Rectangular, Fins | - | - | - | - | 15.00°C/W | Board Level | - | 18.50mm (0.728") | |
Wakefield-Vette
|
9
|
Price on request
9
|
Bolt On | 7.37mm (0.290") | - | - | - | - | - | 9.40mm (0.370") | - | Black Ebonol | Yes | Yes | - | Bolt On | - | - | TO-5 | - | - | Cylindrical | No | - | - | - | 14.00°C/W | Board Level | - | 9.65mm (0.380") | |
|
Wakefield-Vette
|
9
|
Price on request
9
|
Press Fit | - | 2.000" (50.80mm) | - | - | - | - | 50.80mm (2.000") | Aluminum Alloy | Black Anodized | - | - | - | - | Press Fit | - | Stud Mounted Semiconductor Cases | 15.0W @ 50°C | Not Present | Rectangular, Fins | - | - | - | 1.80°C/W @ 250 LFM | - | Board Level, Vertical | - | 38.10mm (1.500") | |
NTE Electronics
|
8
|
Price on request
8
|
Bolt On | - | 0.500" (12.70mm) | - | - | - | - | 29.97mm (1.180") | Aluminum Alloy | Black Anodized | - | - | - | - | - | - | TO-3P, TO-126, TO-127, TO-202, TO-218, TO-220 | - | - | Rectangular, Fins | - | - | - | - | 16.70°C/W | Board Level | - | 25.40mm (1.000") | |
Ohmite
|
7
|
Price on request
7
|
3 Clips and PC Pin | - | 0.710" (18.03mm) | - | - | - | - | 75.00mm (2.953") | Aluminum | Black Anodized | - | - | - | - | - | - | TO-220 | - | - | Rectangular, Fins | No | - | - | - | - | Board Level, Vertical | - | 38.10mm (1.500") | |
Aavid, Thermal Division of Boyd Corporation
|
7
|
Price on request
7
|
Bolt On and PC Pin | - | 0.500" (12.70mm) | - | - | - | - | 19.05mm (0.750") | Aluminum | Black Anodized | - | - | - | - | Bolt On and PC Pin | - | TO-220 | 1.5W @ 40°C | - | Rectangular, Fins | - | - | - | 10.00°C/W | 24.40°C/W | Board Level, Vertical | - | 13.21mm (0.520") | |
|
Wakefield-Vette
|
6
|
Price on request
6
|
Press Fit | - | 66.67mm | - | - | - | - | 76.20mm | Aluminum | Black Anodized | - | - | - | - | - | - | TO-3, DO-5, Stud Mount | 50.0W | - | Rectangular, Fins | - | - | - | 0.70°C/W | 1.16°C/W | Board Level, Extrusion | - | 120.65mm | |
Advanced Thermal Solutions
|
6
|
Price on request
6
|
Push Pin | - | 0.450" (11.43mm) | - | - | - | - | 2.280" (57.90mm) | Aluminum | Blue Anodized | - | - | - | - | - | - | Assorted (BGA, LGA, CPU, ASIC...) | - | - | Rectangular, Fins | - | - | - | 21.46°C/W @ 100 LFM | - | Top Mount | - | 1.450" (36.83mm) | |
Aavid, Thermal Division of Boyd Corporation
|
5
|
Price on request
5
|
Bolt On and PC Pin | - | 0.500" (12.70mm) | - | - | - | - | 29.97mm (1.180") | Aluminum | Black Anodized | - | - | - | - | - | - | TO-220 | 1.0W @ 20°C | - | Rectangular, Fins | - | - | - | 5.00°C/W | 13.60°C/W | Board Level, Vertical | - | 25.40mm (1.000") | |
NTE Electronics
|
5
|
Price on request
5
|
Bolt On | - | 12.70mm (0.500") | - | - | - | - | 25.40mm (1.000") | Aluminum Alloy | Black Anodized | - | - | - | - | - | - | TO-3P, TO-126, TO-127, TO-202, TO-218, TO-220 | - | - | Rectangular, Fins | - | - | - | - | 20.30°C/W | Board Level | - | 18.03mm (0.710") | |
Delta Electronics
|
5
|
Price on request
5
|
Bolt On | 92.90mm (3.657") | 1.811" (46.00mm) | - | - | - | - | - | Aluminum, Copper, Plastic | - | - | - | - | - | Bolt On | - | Intel LGA1156 CPU Cooler | - | - | Round | - | - | Dow Corning TC-5630 or Equivalent | - | 0.36°C/W | Board Level | 252 g | - | |
Aavid, Thermal Division of Boyd Corporation
|
5
|
Price on request
5
|
Bolt On and PC Pin | - | 9.52mm (0.375") | - | - | - | Pc Pin | 49.99mm (1.968") | Aluminum | Black Anodized | - | - | - | - | - | - | TO-220 | 10.0W @ 70°C | - | Rectangular, Fins | - | - | - | 1.75°C/W | 6.50°C/W | Board Level, Vertical | - | 50.44mm (1.986") | |
Ohmite
|
5
|
Price on request
5
|
2 Clips and PC Pin | - | 0.710" (18.03mm) | - | - | - | Pc Pin | 50.00mm (1.969") | Aluminum | Degreased | - | - | - | - | - | - | TO-220 | - | - | Rectangular, Fins | No | - | - | - | - | Board Level, Vertical | - | 38.10mm (1.500") |
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