The ILQ1615-3 is a quad-channel optocoupler manufactured by Vishay. It's designed to provide electrical isolation between input and output circuits, protecting sensitive electronics from high voltages and noise. The device consists of four gallium arsenide (GaAs) infrared emitting diodes (IREDs) coupled with silicon phototransistors in a single package, offering high current transfer ratio (CTR) and excellent isolation characteristics.

Applications

• Digital Logic Inputs
• Microprocessor System Interfaces
• Programmable Logic Controllers (PLCs)
• Power Supplies
• Industrial Control Systems
• Computer Peripheral Interface
• Isolated Switching Circuits
• Telecommunications Equipment

Features

• Quad-Channel Configuration
• High Current Transfer Ratio (CTR)
• High Isolation Voltage
• Low Input Current
• Industry Standard Pinout
• Compact Package
• Galvanic Isolation
• High Common Mode Transient Immunity (CMTI)

Benefits

• Electrical Isolation for Safety and Protection
• Simplified Circuit Design
• Improved System Reliability
• Reduced Noise and Interference
• Compact Footprint for High-Density Applications
• Compatibility with Various Logic Families
• Enhanced System Performance

Technical Specifications:

• Forward Current (IF): 60 mA
• Collector-Emitter Voltage (VCEO): 70 V
• Isolation Voltage (Viso): 5300 VRMS
• Current Transfer Ratio (CTR): 50% to 600%
• Operating Temperature: -55°C to +100°C
• Package: 16-Pin DIP (Dual In-Line Package)

The ILQ1615-3 optocoupler provides reliable electrical isolation and signal transfer for a wide range of applications. Its quad-channel configuration and high isolation voltage make it suitable for isolating multiple signals in sensitive environments.