BUY HCPL7721-000 https://www.utsource.net/itm/p/6252120.html

Description: The HCPL7721-000 is an optically coupled isolator with a GaAIAs LED and a high speed integrated circuit detector. Features: High speed operation Low input current High isolation voltage Low power consumption High common mode transient immunity UL recognized Applications: Industrial control systems Automation systems Power supplies Motor control systems Signal transmission and isolation (For reference only)