Billions of Electronic Components on Alibaba.com. Trade in Real Time, Logistics Service Optional,Thousands of Global Suppliers. PS2911-1-L-AX, Transistor, Photovoltaic Optoisolator by Renesas Electronics America Inc, OPTOISOLATOR 2.5KV TRANS 4-SMD. Package/CaseType is 4-SMD, Flat LeadsSurface Mount