How many kinds of SMD LED?
- Jan 19, 2018-
In the common LED plug-in high-power leds, TOPLED, piranhas and four.
1) direct plug-in LED:
Electrical connection to take the form of 2 pin plug straight, is one of the traditional, low-end products, because the package thermal resistance is big, the chip heat dissipation is not easy, so the light attenuation fast, short service life.Advantage is cheap, can make a small light Angle.