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for SMT LED diode, I believe you know it, but for its welding method has a lot of people don't know. By the below small make up to you to introduce one of manual welding.
manual welding is in need of repair; In the manual welding, the use of electric power shall not exceed 30 w, welding temperature should be controlled within 300 ℃, and the welding time less than 3 seconds; In order to avoid the damage of high temperature LED diode, soldering iron welding head can't direct contact to touch the SMD LED lamp bead colloid. In addition to pay attention to when the pin is heated to 85 ℃ or higher than the temperature, the pressure SMD LED lamp bead, avoid gold wire broken.
the above is about SMD LED diode hand welding is introduced.
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