![Gdstime 200pcs To-220 Aluminum Heatsink 21x15x11mm To220 Cooling Heat Sink For 7805 Triode Transistors Cooler Ic Chip Radiator - Fans & Cooling - AliExpress Gdstime 200pcs To-220 Aluminum Heatsink 21x15x11mm To220 Cooling Heat Sink For 7805 Triode Transistors Cooler Ic Chip Radiator - Fans & Cooling - AliExpress](https://ae01.alicdn.com/kf/HTB12VZhRFXXXXayapXXq6xXFXXXZ/Gdstime-200pcs-TO-220-Aluminum-Heatsink-21x15x11mm-TO220-Cooling-Heat-Sink-For-7805-Triode-Transistors-Cooler.jpg_Q90.jpg_.webp)
Gdstime 200pcs To-220 Aluminum Heatsink 21x15x11mm To220 Cooling Heat Sink For 7805 Triode Transistors Cooler Ic Chip Radiator - Fans & Cooling - AliExpress
![5V 1.5A Linear Voltage Regulator - 7805 TO-220 : ID 2164 : $0.75 : Adafruit Industries, Unique & fun DIY electronics and kits 5V 1.5A Linear Voltage Regulator - 7805 TO-220 : ID 2164 : $0.75 : Adafruit Industries, Unique & fun DIY electronics and kits](https://cdn-shop.adafruit.com/970x728/2164-00.jpg)
5V 1.5A Linear Voltage Regulator - 7805 TO-220 : ID 2164 : $0.75 : Adafruit Industries, Unique & fun DIY electronics and kits
![How would I go on about calculating how much power this heatsink can dissipate? Or should I just find a similar looking one which has a datasheet and look from there? : How would I go on about calculating how much power this heatsink can dissipate? Or should I just find a similar looking one which has a datasheet and look from there? :](https://preview.redd.it/2syg3rew6n671.jpg?auto=webp&s=852e1cab3a742248cb7002adfc0b419082e957d7)
How would I go on about calculating how much power this heatsink can dissipate? Or should I just find a similar looking one which has a datasheet and look from there? :
![Gdstime 200pcs To-220 Aluminum Heatsink 21x15x11mm To220 Cooling Heat Sink For 7805 Triode Transistors Cooler Ic Chip Radiator - Fans & Cooling - AliExpress Gdstime 200pcs To-220 Aluminum Heatsink 21x15x11mm To220 Cooling Heat Sink For 7805 Triode Transistors Cooler Ic Chip Radiator - Fans & Cooling - AliExpress](https://ae01.alicdn.com/kf/HTB1w2ykKXXXXXbWXpXXq6xXFXXXv/Gdstime-200pcs-TO-220-Aluminum-Heatsink-21x15x11mm-TO220-Cooling-Heat-Sink-For-7805-Triode-Transistors-Cooler.jpg)