IR12-206C/L268/TR8(HFX) IR1220-F01-A IR1220-N01-Z-A IR12-21C IR12-21C/2D IR12-21C/TR8 IR12-21C/TR8- IR12-21C/TR8 光电器件 IR12-21C/TR8(DY) IR12-21C/TR8(NEO)