Clips Heat Sinks
Last Updated: April 1, 2025
Description
Clips heat sinks are devices designed to manage and dissipate heat from electronic components. They function by increasing the surface area in contact with the surrounding air, thereby facilitating the transfer of heat away from the component to prevent overheating.
Working Principle
Clips heat sinks operate on the principle of thermal conduction and convection. By attaching to a heat-generating component, they increase the surface area available for heat dissipation. The heat is conducted from the component to the heat sink and then dissipated into the surrounding air. This process is enhanced by the use of clips, which provide a secure and efficient thermal interface, reducing thermal resistance and improving heat flow efficiency. The clips eliminate the need for screws and holes, allowing for a streamlined assembly process and maximizing the surface area available for heat dissipation .
Applications
Clips heat sinks are commonly used in electronic devices where efficient heat management is critical. Specific examples include power devices that require high thermal performance to maintain stable operation, such as in high-frequency switching applications where reduced parasitic impedance is beneficial .
Advantages over other Heat Sinks
One significant advantage of clips heat sinks is their ability to provide a lower interface thermal resistance compared to other assembly methods. This is due to the elimination of screws and holes, which maximizes the surface area for heat dissipation and reduces costs . Additionally, the use of copper clip bonding in these heat sinks can significantly decrease thermal resistance and improve heat dissipation capacity, especially under high working currents .
Limitations
A potential limitation of clips heat sinks is the need for the clip to be specifically designed for a given heat sink and semiconductor package to ensure proper pressure and thermal interface . This requirement can limit the versatility of clips heat sinks in applications where multiple component types are used.
Considerations
When considering clips heat sinks, it is important to evaluate initial costs, which may be lower due to the elimination of mounting hardware. Operating expenses can also be reduced due to improved thermal efficiency and reduced maintenance needs. However, the durability and accuracy of the thermal interface depend on the precise design and fit of the clip to the specific heat sink and component package . Replacement and maintenance costs are generally lower due to the streamlined assembly process and reduced need for additional hardware.
from Richardson RFPD
Heat Sink Assemblies [See More]
- Mounting: Clips
- H: 4.19
from RS Components, Ltd.
HEATSINK SK104-25,4-STS-2 [See More]
- Mounting: Clips; Clip
- W: 34.9
- L: 25
- H: 12.7
from DigiKey
Heat Sink BGA Aluminum [See More]
- Mounting: Clips
- Thermal Resistance: 12
- Device: Passive Heat Sink
- Material: Aluminum
from Richardson RFPD
Richardson RFPD, an Arrow Company, is a specialized electronic component distributor providing design engineers with deep technical expertise and localized global design support for the latest new products from the world's leading suppliers of RF, Wireless, Energy and Power Technologies. [See More]
- Mounting: Clips
- Thermal Resistance: 3.3
- H: 50.8
from RS Components, Ltd.
HEATSINK SK104-38,1-STS-2 [See More]
- Mounting: Clips; Clip
- W: 34.9
- L: 38
- H: 12.7
from DigiKey
Heat Sink TO-220 Aluminum 2.6W @ 75 °C Board Level [See More]
- Mounting: Clips
- Thermal Resistance: 28.85
- Device: Passive Heat Sink
- Material: Aluminum
from Richardson RFPD
Labor-Saving Twisted Fin Heat Sinks [See More]
- Mounting: Clips
- Thermal Resistance: 5.3
- H: 29.97
from RS Components, Ltd.
HEATSINK SK104-50,8-STS-2 [See More]
- Mounting: Clips; Clip
- W: 34.9
- L: 51
- H: 12.7
from DigiKey
Heat Sink TO-218 Aluminum Alloy 10.0W @ 75 °C Board Level [See More]
- Mounting: Clips; Socket
- Thermal Resistance: 7.5
- Device: Passive Heat Sink
- Material: Aluminum
from Richardson RFPD
Richardson RFPD, an Arrow Company, is a specialized electronic component distributor providing design engineers with deep technical expertise and localized global design support for the latest new products from the world's leading suppliers of RF, Wireless, Energy and Power Technologies. [See More]
- Mounting: Clips
- Thermal Resistance: 4.5
- H: 25.4
from RS Components, Ltd.
Heatsink SK129 25.4mm TO220 solder pins [See More]
- Mounting: Clips; Clip
- W: 42
- L: 25
- H: 25
from DigiKey
Heat Sink Nvidia Jetson Nano Board Level [See More]
- Mounting: Clips
- Device: Passive Heat Sink
from Richardson RFPD
Richardson RFPD, an Arrow Company, is a specialized electronic component distributor providing design engineers with deep technical expertise and localized global design support for the latest new products from the world's leading suppliers of RF, Wireless, Energy and Power Technologies. [See More]
- Mounting: Clips
- Thermal Resistance: 9
- H: 24.13
from RS Components, Ltd.
Heatsink SK129 38.1mm TO220 solder pins [See More]
- Mounting: Clips; Clip
- W: 42
- L: 38
- H: 25
from DigiKey
HEAT SINK, EXTRUSION, TO-218/TO- [See More]
- Mounting: Clips
- Thermal Resistance: 5.86
- Device: Passive Heat Sink
- Material: Aluminum
from Richardson RFPD
Heat Sink Assemblies [See More]
- Mounting: Clips
- Thermal Resistance: 14.25
- H: 25.02
from RS Components, Ltd.
Heatsink SK129 50.8mm TO220 solder pins [See More]
- Mounting: Clips; Clip
- W: 42
- L: 51
- H: 25
from DigiKey
HEAT SINK, EXTRUSION, TO-218/TO- [See More]
- Mounting: Clips
- Thermal Resistance: 4.85
- Device: Passive Heat Sink
- Material: Aluminum
from RS Components, Ltd.
HEATSINK SK13-35-SA-220 [See More]
- Mounting: Clips; Clip, Screw
- W: 17
- L: 35
- H: 13
from DigiKey
HEAT SINK, EXTRUSION, TO-218/TO- [See More]
- Mounting: Clips
- Thermal Resistance: 7.13
- Device: Passive Heat Sink
- Material: Aluminum
from RS Components, Ltd.
HEATSINK FK237-SA-2 [See More]
- Mounting: Clips; Clip
- W: 14.5
- L: 19
- H: 12.7
from DigiKey
HEAT SINK, EXTRUSION, TO-218/TO- [See More]
- Mounting: Clips
- Thermal Resistance: 5.66
- Device: Passive Heat Sink
- Material: Aluminum
from RS Components, Ltd.
HEATSINK FK237-SA-2 [See More]
- Mounting: Clips; Clip
- W: 14.5
- L: 19
- H: 12.7
from DigiKey
Heat Sink TO-220 Aluminum 4.0W @ 55 °C Board Level, Vertical [See More]
- Mounting: Holes; Clips
- Thermal Resistance: 13.8
- Device: Passive Heat Sink
- Material: Aluminum
from RS Components, Ltd.
HEATSINK FK237-SA-2 [See More]
- Mounting: Clips; Clip
- W: 14.5
- L: 19
- H: 12.7
from DigiKey
Heat Sink TO-220 Aluminum 2.0W @ 50 °C Board Level [See More]
- Mounting: Clips
- Thermal Resistance: 4.5
- Device: Passive Heat Sink
- Material: Aluminum
from RS Components, Ltd.
HEATSINK FK216-SA-CB [See More]
- Mounting: Clips; Clip, Screw
- W: 25.4
- L: 30
- H: 13
from DigiKey
Heat Sink TO-263 (D ²Pak) Copper Board Level [See More]
- Mounting: Clips
- Thermal Resistance: 11
- Device: Passive Heat Sink
- Material: Copper
from RS Components, Ltd.
HEATSINK UK14-25-SA-220 [See More]
- Mounting: Clips; Clip, Screw
- W: 14
- L: 25
- H: 15
from DigiKey
Heat Sink TO-247 Aluminum Board Level, Vertical [See More]
- Mounting: Clips; Socket
- Thermal Resistance: 2.8
- Device: Passive Heat Sink
- Material: Aluminum
from RS Components, Ltd.
Heatsink SK 481 50mm PCB [See More]
- Mounting: Clips; Clip
- W: 30
- L: 50
- H: 45
from DigiKey
HEATSINK FOR TO-247 TO-264 [See More]
- Mounting: Clips
- Weight: 163
- Device: Passive Heat Sink
- Material: Aluminum
from RS Components, Ltd.
Heatsink SK 481 37.5mm PCB [See More]
- Mounting: Clips; Clip
- W: 30
- L: 38
- H: 45
from DigiKey
CR202 HEATSINK 63.5MM LONG [See More]
- Mounting: Clips; Socket
- Material: Aluminum
- Device: Passive Heat Sink
from RS Components, Ltd.
KL205-38.1SW [See More]
- Mounting: Clips; Clip
- W: 32
- L: 38
- H: 14
from DigiKey
Heat Sink TO-220, TO-247 Aluminum Board Level, Vertical [See More]
- Mounting: Clips; Socket
- Material: Aluminum
- Device: Passive Heat Sink
from RS Components, Ltd.
KL224-25.4SW [See More]
- Mounting: Clips; Clip
- W: 29
- L: 25
- H: 12
from DigiKey
Heat Sink TO-220, TO-247 Aluminum Board Level, Vertical [See More]
- Mounting: Clips; Socket
- Material: Aluminum
- Device: Passive Heat Sink
from RS Components, Ltd.
HEATSINK SK409-25,4-STC [See More]
- Mounting: Clips; Clip
- W: 45
- L: 25
- H: 12.7
from DigiKey
Heat Sink TO-220 Aluminum [See More]
- Mounting: Clips
- Thermal Resistance: 41.7
- Device: Passive Heat Sink
- Material: Aluminum
from RS Components, Ltd.
HEATSINK SK409-38,1-STC [See More]
- Mounting: Clips; Clip
- W: 45
- L: 38
- H: 12.7
from DigiKey
Heat Sink TO-220 Aluminum Board Level [See More]
- Mounting: Clips
- Thermal Resistance: 41.7
- Device: Passive Heat Sink
- Material: Aluminum
from RS Components, Ltd.
HEATSINK SK409-50,8-STC [See More]
- Mounting: Clips; Clip
- W: 45
- L: 51
- H: 12.7
from DigiKey
Heat Sink Assorted (BGA, LGA, CPU, ASIC...) Aluminum Top Mount [See More]
- Mounting: Clips
- Thermal Resistance: 5.3
- Device: Passive Heat Sink
- Material: Aluminum
from RS Components, Ltd.
HEATSINK SK09-37,5-TO220 [See More]
- Mounting: Clips; Clip, Screw
- W: 29
- L: 38
- H: 11.5
from DigiKey
Heat Sink Assorted (BGA, LGA, CPU, ASIC...) Aluminum Top Mount [See More]
- Mounting: Clips
- Thermal Resistance: 3.8
- Device: Passive Heat Sink
- Material: Aluminum
from RS Components, Ltd.
HEATSINK SK09-50-TO220 [See More]
- Mounting: Clips; Clip, Screw
- W: 29
- L: 50
- H: 11.5
from DigiKey
Heat Sink Assorted (BGA, LGA, CPU, ASIC...) Aluminum Top Mount [See More]
- Mounting: Clips
- Thermal Resistance: 3.3
- Device: Passive Heat Sink
- Material: Aluminum
from RS Components, Ltd.
Heatsink 9K/W 35x25x25mm [See More]
- Mounting: Clips; Clip
- W: 35
- L: 25
- H: 25
from DigiKey
Heat Sink Assorted (BGA, LGA, CPU, ASIC...) Aluminum Top Mount [See More]
- Mounting: Clips
- Thermal Resistance: 3.3
- Device: Passive Heat Sink
- Material: Aluminum
from RS Components, Ltd.
Heatsink TO220 TO3P 9K/W 35x27x16mm [See More]
- Mounting: Clips; Clip
- W: 16
- L: 35
- H: 27
from DigiKey
Heat Sink Board Level with Fan [See More]
- Mounting: Clips
- Thermal Resistance: 3.35
- Device: Passive Heat Sink
from RS Components, Ltd.
TO220 high power heatsink,5.1degC/W [See More]
- Mounting: Clips; Clip
- W: 50
- L: 50
- H: 28
from DigiKey
Heat Sink Board Level with Fan [See More]
- Mounting: Clips
- Thermal Resistance: 3.01
- Device: Passive Heat Sink
from RS Components, Ltd.
High power DIL clip on heatsink,24degC/W [See More]
- Mounting: Clips; Clip
- W: 10.5
- L: 32
- H: 7.3
from DigiKey
Heat Sink Board Level with Fan [See More]
- Mounting: Clips
- Thermal Resistance: 1.92
- Device: Passive Heat Sink
from Boyd
The Aavid Max Clip ™ System is a high performance, low cost thermal solution for discrete power semiconductors. This thermal system combines Aavid ’s Max Clips with specialized extruded Max Clip Heat Sinks to provide optimized thermal contact. The system eliminates the need for mounting... [See More]
- Mounting: Clips
- L: 16 to 37
- Device: Passive Heat Sink
- W: 6 to 41.91
from Ohmite Manufacturing Co.
Ohmite introduces the powerful B60/ C60 series heatsink with cam clip (Pat. Pending) or custom mounting. The B60/C60 series offers flexibility, high performance, and a compact heat sink design with exchangeable cam clip system for TO-247 and TO-264 devices. The B60 series can be tapped for popular... [See More]
- Mounting: Clips; Integral Locking Mechanisms
- L: 75
- Device: Passive Heat Sink
- W: 69.5 to 70.7
from Cooliance
Cooliance's precision forging capabilities allow for a variety of standard elliptical fins ranging from 160 x 160mm with max fin height of 50mm. The elliptical wing shape is superior to an equivalent extruded straight fin heatsink as the wing shape acts to break up and fully leverage existing air... [See More]
- Mounting: Clips
- L: 19 to 160
- Device: Passive Heat Sink
- W: 19 to 160
from Ohmite Manufacturing Co.
Clip Mounting For TO-247 and TO-264 Devices. Modular System with choice of clips. Multiple devices on a single extrusion. Alternate extrusion lengths available. Designed to mount 40X40 fan to provide forced convection. Complete system can be built to customer specifications. [See More]
- Mounting: Clips
- L: 58
- Device: Passive Heat Sink
- W: 32
from Cooliance
Cooliance offers a selection of standard pin fin heatsinks. These are particularly suitable for applications where the air flow is from the top. Cooliance offers precision forged pin fin heatsinks that come in both active and passive versions. They can be forged in either aluminum or copper. [See More]
- Mounting: Clips
- L: 19 to 49
- Device: Passive Heat Sink
- W: 19 to 49
from Ohmite Manufacturing Co.
Ohmite ’s R2 Series (patent pending) heatsink provides a large surface area along with our C Series clipping mechanism to attach to a TO-220, TO-247, or TO-264 package. The self-aligning features of the clip assure secure attachment and enhanced thermal performance. Because no screws are... [See More]
- Mounting: Clips
- L: 35
- Device: Passive Heat Sink
- W: 22
from Cooliance
Cooliance offers a wide variety of standard radial fin options ranging in diameter from .5" to 3" and from 1 to 7 fins. Radial fin heatsinks do not require any specific orientation. Our Smart-CLIP ™ attach mechanism allows the fins to extend beyond the dimensions of the chip package without... [See More]
- Mounting: Clips
- W: 34.92 to 50.8
- Device: Passive Heat Sink
- H: 6.35 to 19.94
from Ohmite Manufacturing Co.
TO-220, TO-247 Multiple Device Heatsink. Matrix clip system for TO-247 and TO-264 packages. Maximum Repeatability; Constant spring force over repeated assembly/disassembly. Mount up to 4 devices per heatsink. Black anodized or degreased finish. For TBH, TCH, and TEH series [See More]
- Mounting: Clips
- L: 27 to 55
- Device: Passive Heat Sink
- W: 38.6 to 43.5
from Cooliance
Cooliance offers a variety of standard forged straight fin heatsinks that come in numerous base dimensions with a max height of 15mm. [See More]
- Mounting: Clips
- L: 19 to 45
- Device: Passive Heat Sink
- W: 18.5 to 44.5
from Ohmite Manufacturing Co.
Ohmite introduces the CR series heatsink with cam clip (Pat. Pending). The CR series offers flexibility, high performance, and is comparable to popular Aavid MAX-clip heatsinks. The cam clip system for TO-247 and TO-264 devices is proprietary and provides tool or fixture free assembly. The CR series... [See More]
- Mounting: Clips
- L: 25 to 75
- Device: Passive Heat Sink
- W: 26.92 to 39.88
from Ohmite Manufacturing Co.
Ohmite introduces the C2 series heatsink with cam clip (Pat. Pending). The C2 series design offers a lower profile while still maintaining a great surface area adding to the thermal performance. The clip system for TO-247 and similar devices is proprietary and provides tool and fixture free... [See More]
- Mounting: Legs; Clips
- L: 42
- Device: Passive Heat Sink
- W: 46.3
from Ohmite Manufacturing Co.
If you are using popular IXYS devices or the Ohmite CS10 series, look no further than the VR series extruded heatsinks to complete your design. Each heatsink is designed with a cam clips system ( Pat Pend) for these popular device types. The VR series also accomodates TO-220 and TO-247 devices. [See More]
- Mounting: Clips
- L: 27 to 55
- Device: Passive Heat Sink
- W: 33.9
from Ohmite Manufacturing Co.
C Series For TO Package Heatsinks. No tool, camming clip system. Compatible with TO-264, TO-247,TO-220 and TO-126 Devices. Mount up to 3 devices per heatsink. Spring Clip delivers constant repeatable pressure. For TBH, TCH, TEH, and TFH series [See More]
- Mounting: Clips
- L: 25 to 75
- Device: Passive Heat Sink
- W: 19.6 to 19.94