Load rating and the 25 Ohm on-resistance
The AQY210S is a SPST-NO (1 Form A) solid-state relay from the PhotoMOS™ AQY series, switching AC or DC loads up to 120 mA across a 0 V to 350 V rail.
Input drive and package fit
The 4-SOP (0.173", 4.40 mm) body with Gull Wing leads suits reflow assembly on standard FR-4; the SOP footprint is common enough that a land pattern from the JC-11 standard covers it.
