Copper has good thermal conductivity but is too expensive. The processing is difficult, and its weight is too large. And copper radiators have a small heat capacity and are easily oxidized.
Pure aluminum is too soft to be used directly. Only the aluminum alloy used can provide sufficient hardness. Aluminum alloy has worse thermal conductivity than copper, but it is widely used because of its low price and light weight.
More reading: Guide of LED PCB Assembly
I am designing an LED driver for an LED array, and I will also use PWM to dim the LEDs. Should I use high current or high voltage?
My LED strip has worked for several years. Every 3 LEDs make a group. but lately it has started to flicker and make noise. What are the reasons?
The older design always applied thermal vias to the PCB. Do people still use them?
We can say that LED PCB assembly has changed the world of lighting. LED lighting provides numerous significant advantages over other lighting system. LED lighting
Thanks to the remarkable advantages offered by a flexible LED PCB such as tiny volume, light weight, and agile structure, this technology has been rapidly
You probably have upgraded the lights in your home to LEDs, and rightfully so. The enhanced usability, adaptability and energy efficiency make LED lights the
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