LTV-354T optocoupler

The LTV-354T is an optocoupler (also known as a photocoupler) manufactured by Lite-On. It’s designed to provide electrical isolation between input and output using light transmission. Here’s a quick rundown of its key features:

Input type: AC or DC

Output type: Phototransistor

Isolation voltage: 3750 Vrms

Current Transfer Ratio (CTR): 20% to 400% depending on input current

Package: 4-pin SOP (Surface Mount)

Operating temperature: -55°C to +110°C

Applications: Programmable controllers, system appliances, and other high-density mounting circuits