PS2701A-1-L-A

Overview

The PS2701A-1-L-A is a single-channel transistor output optocoupler manufactured by Renesas Electronics. It features an NPN phototransistor output and utilizes SOP-4 surface mount packaging. The device provides an isolation voltage of 3750 Vrms, ensuring robust electrical separation between input and output circuits. Key electrical parameters include a collector-emitter voltage of 40V, a maximum collector current of 80mA, and a forward voltage of 1.1V. The current transfer ratio ranges from 50% to 300%, with a typical rise time of 3 microseconds. The component operates within a temperature range of -55°C to +100°C.

Feature Summary

• Provides high-voltage electrical isolation via a 3750 Vrms dielectric barrier between input and output sections.
• Integrates an NPN phototransistor for efficient signal transmission in single-channel applications.
• Utilizes a compact SOP-4 surface mount package designed for automated assembly processes.

Applications

• Industrial control system signal isolation
• Power supply feedback circuit isolation
• Microcontroller interface protection

Procurement Notes

Verify the specific suffix 'L' against official Renesas documentation to confirm lead frame material or plating specifications. Confirm availability status as some variants may be restricted or end-of-life. Ensure compliance with RoHS directives and check for any regional distribution restrictions prior to procurement.

Selection Notes

Select this component when a single-channel isolation solution with moderate speed and high current capacity is required. Compare the 40V collector-emitter rating against load requirements. Evaluate the 50-300% CTR range for compatibility with driving logic levels. Consider the SOP-4 footprint constraints relative to PCB layout density.

Part Context

This part belongs to the PS2701A series of transistor output optocouplers. The series is characterized by high isolation voltage and small form factor packages suitable for modern electronics. It serves as a standard isolation component for bridging low-voltage control logic with higher-voltage power stages in various electronic systems.

Replacement Considerations

Public confirmed substitute part numbers are not available in the provided source data. Consult official cross-reference guides for equivalent components if direct replacement is necessary.