EL817 PC817 1-Channel Optocoupler Isolation Module

The 1-channel octocouple isolation module allows the isolation and protection of electrical signals between two circuits. This module uses the PC817 or EL817 octocouple component, is designed for use with a programmable logic control (PLC) processor, and provides an isolated interface for driving external devices.
It can be supplied with an input voltage of 12V, making it compatible with a variety of devices and circuits operating at these voltage levels.

Specifications:

• Input voltage: DC 12V
• Output voltage: DC1.8V-24V
• PC817/EL817:
• Insulation voltage: greater than 3000V
• Input current: max 50MA
• Operating current> 1MA
• Maximum output current: 50MA (input current must be 15-20MA)
• Operating temperature:-55 ~ 110 degrees.
• Max. frequency: 80KHz
• Board dimensions: 20x15mm

Applications: useful for separating a control circuit from a power circuit or for protecting sensitive devices from electrical interference or potential differences.