This part is a kind of semiconductor called AQZ202V.

Function of this product has (AQZxxxV) POWER PhotoMOS RELAYS.

Manufacturers : Nais

Image and pinout :

Some of the text within the PDF file :

POWER PhotoMOS RELAYS with Internal Varistor PhotoMOS RELAYS 5. Ideal for inductive loads Ideal for inductive loads such as motors, solenoids, and electro-magnetic contactors. 6. High sensitivity, low ON resistance Can control a maximum 3.0 A load with a 5 mA input current. Low On resistance of 0.18 Ω (AQZ202V). 7. Compact slim-type 4-pin SIL (W) 3.5×(L) 21.0×(H) 12.5 mm (W) .138×(L) .827×(H) .492 inch . The compact 73.5mm2 size of the 4-pin SIL package allows high density mounting. 8. Sockets also available 9. Promoting the CE making (Please inquire for further details.) FEATURES 21±0.2 .827±.008 3.5±0.2 .138±.008 12.5±0.2 .492±.008 mm inch – 1 + 2 3 4 1. Power PhotoMOS relay with internal varistor An internal varistor on the output side protec [ ... ]

AQZ202V PDF Datasheet Download