Product Center Home Product Center Optical Communication 50Gbps InGaAs APD Photodiode Chip The 50Gbps InGaAs Avalanche Photodiode (APD) chip features a chip-on-carrier (COC) package and a back-illuminated structure, delivering high bandwidth and high responsivity. Product Features High Bandwidth,High Responsivity PN Coplanar Electrodes High Reliability Application Areas 50G PON transceiver 25GPON/25GER Product Performance Indicators