OpenLight and Tower Semiconductor Expand PH18DA Photonics Ecosystem to Accelerate Photonic IC Development

SANTA BARBARA, Calif. & MIGDAL HAEMEK, Israel, August 11, 2026--OpenLight, a leader in heterogeneous III‑V‑on‑silicon photonic integration and custom Photonic Application‑Specific Integrated Circuits (PASICs), and Tower Semiconductor (NASDAQ/TASE: TSEM), the leading foundry for high-value analog semiconductor solutions, today announced the availability of OpenLight’s photonic Process Design Kit (PDK) for Tower Semiconductor’s PH18DA indium phosphide (InP)-on-silicon photonics platform in Cadence