The PC925LEYIP0F is a high-speed, high-CMR photocoupler manufactured by Sharp Microelectronics. It's designed for isolating high-voltage circuits from low-voltage control circuits, providing electrical isolation and noise immunity in various industrial and communication applications.

Applications

• Programmable Logic Controllers (PLCs)
• Inverter Control
• AC Servo Drives
• Factory Automation Equipment
• Communication Interfaces
• Switching Power Supplies

Features

• High Common-Mode Transient Immunity (CMR): Typically 15 kV/µs
• High-Speed Response: Propagation delay time of typically 0.8 µs
• High Isolation Voltage: 5000 Vrms
• Low Input Current: 5 mA
• Open Collector Output
• Wide Operating Temperature Range: -40°C to +100°C
• Compact Package

Benefits

• Enhanced Noise Immunity: High CMR ensures reliable operation in noisy environments.
• Fast Switching Speed: Enables high-speed data transmission and control.
• Galvanic Isolation: Provides electrical isolation between high-voltage and low-voltage circuits.
• Reduced Power Consumption: Low input current requirement minimizes power consumption.
• Reliable Operation: Wide operating temperature range ensures stable performance in harsh conditions.
• Space-Saving Design: Compact package allows for integration into space-constrained applications.

Technical Specifications

The PC925LEYIP0F photocoupler utilizes an AlGaAs LED as the light source and a high-speed photodetector IC. The open collector output allows for flexible interface with various logic circuits. Its high common-mode transient immunity (CMR) of 15 kV/µs makes it suitable for applications where noise immunity is critical. The propagation delay time is typically 0.8 µs, enabling high-speed data transmission. The isolation voltage of 5000 Vrms provides excellent electrical isolation between the input and output circuits. The device operates from a single 5V power supply. It is available in a compact package, making it suitable for space-constrained applications. The PC925LEYIP0F offers a reliable and high-performance solution for isolating high-voltage circuits, providing enhanced noise immunity and fast switching speeds.