A flip-chip LED chip and a manufacturing method thereof
A LED chip and flip-chip technology, applied in the direction of electrical components, circuits, semiconductor devices, etc., can solve the problems of inability to effectively protect the chip process layer, metal thimble damage, etc., and achieve the effect of avoiding damage and good ductility
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[0050] In order to make the objectives, technical solutions, and advantages of the present invention clearer, the embodiments of the present invention will be described in further detail below in conjunction with the accompanying drawings.
[0051] The embodiment of the present invention provides a flip-chip LED chip, figure 1 This is a schematic structural diagram of a flip-chip LED chip provided by an embodiment of the present invention, see figure 1 The flip-chip LED chip includes a substrate 10, an N-type semiconductor layer 21, an active layer 22, a P-type semiconductor layer 23, a transparent conductive film 30, a reflective layer 40, a P-type electrode 51, an N-type electrode 52, and a passivation layer. 60. P-type pad 53, N-type pad 54, and anti-thimble layer 70. The N-type semiconductor layer 21, the active layer 22 and the P-type semiconductor layer 23 are sequentially laminated on the substrate 10, and the P-type semiconductor layer 23 is provided with a groove 100 exte...
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