BUY HCPL4714 https://www.utsource.net/itm/p/116274.html

Description: The HCPL4714 is an optically coupled isolator consisting of an AlGaAs LED and an integrated high gain photo detector. Features: -High common mode transient immunity of >25kV/μs -High isolation voltage of 5000Vrms -Low input current of 1mA -Low propagation delay of 10ns -Low output saturation voltage of 0.4V Applications: -Industrial control systems -Power supplies -Telecommunications -Medical equipment -Automotive electronics (For reference only)