1. Scope:
This specification applies to InGaN/GaN 45 x 45mil UV LED chip, EP-U4545K-A3。
2. Materials:
2.1 P-contact:Conductive Layer。
2.2 P-pad:Au。
2.3 N-pad:Au。
2.4 Backside Metal:
EP-U4545K -A3:Reflective Layer (Al) with Au
3. Dimensions:
3.1 Chip size:1105±30μm x 1105±30um。
3.2 P-pad:φ100±10μm, thickness 3.5±0.35μm。
3.3 N-pad:φ100±10μm, thickness 3.5±0.35μm。
3.4 Chip thickness:150μm±10μm。
4. Electro-optical characteristics and specification: (Tc=25°C)