PS2765-1-F3-A

Overview

The PS2765-1-F3-A is a transistor output optoisolator manufactured by CEL. It features an NPN silicon phototransistor coupled with a GaAs infrared LED. The device provides an isolation voltage of 3750 Vrms and operates in a 4-SMD package. Key electrical parameters include a maximum collector-emitter saturation voltage of 300 mV, a forward voltage of 1.4 V, and a power dissipation rating of 150 mW.

Feature Summary

• Contains a GaAs light emitting diode for efficient optical coupling
• Utilizes an NPN silicon phototransistor for signal transmission
• Provides high voltage isolation capability

Applications

• General purpose signal isolation
• Industrial control systems
• Consumer electronics interfaces

Procurement Notes

Verify component authenticity as this part is obsolete and no longer manufactured. Confirm that the replacement FODM2705R2 meets all functional requirements before procurement. Check datasheet specifications to ensure compatibility with existing circuit designs. Validate package type and pinout alignment during integration.

Selection Notes

Select this component for applications requiring standard transistor output isolation. Ensure the 3750 Vrms isolation rating suits the system's safety requirements. Consider the 4-SMD package constraints for PCB layout. Evaluate the 150 mW power dissipation limit against thermal management capabilities.

Part Context

This component belongs to the PS2765 series of optocouplers from CEL. It represents a legacy product line now discontinued. The series typically offers cost-effective isolation solutions for general electronic applications. Availability is limited to surplus or replacement stock.

Replacement Considerations

The FODM2705R2 from onsemi is listed as a similar available substitute. Verify pin compatibility and electrical specifications before substitution.