BUY HCPL-2531 https://www.utsource.net/itm/p/11224558.html

Description: The HCPL-2531 is an optically coupled isolator consisting of an AlGaAs LED and an integrated high gain photo detector. Features: -High common mode transient immunity (CMR) of >50kV/μs -High isolation voltage of 5300Vrms -Low propagation delay of 2.5μs -Low power consumption of 0.5mA -Low input current of 0.5mA -Wide operating temperature range of -40°C to +85°C Application: The HCPL-2531 is suitable for a variety of applications, including industrial, commercial, and consumer electronics, such as motor control, power supplies, and signal isolation. (For reference only)