AQY212SX is a miniature PhotoMOS solid-state relay designed for controlling low-level analog signals in AC/DC dual use applications. It features a 60V load voltage rating, 500mA continuous load current, and a low on-resistance of 2.5O maximum. The device offers excellent isolation with 1,500 Vrms I/O isolation voltage and low off-state leakage current of max. 1 µA. Housed in a compact SOP4-pin package with tape and reel packing style, it operates over an ambient temperature range of -40 to +85°C. Common applications include telecommunications, measuring and testing equipment, factory automation, security equipment, and industrial robots.