PS2811-1-V-L-A

Overview

The PS2811-1-V-L-A is a single-channel transistor output optocoupler manufactured by Renesas Electronics. It features an NPN phototransistor output and utilizes SSOP-4 surface-mount packaging. Key electrical specifications include a maximum collector-emitter voltage of 40 V, a maximum collector current of 50 mA, and a forward voltage of 1.4 V. The device provides a high isolation voltage of 2500 Vrms and supports a maximum forward current of 50 mA.

Feature Summary

• Provides high isolation voltage for safe signal transmission between isolated circuits
• Features high current transfer ratio to ensure efficient signal coupling with low input current
• Utilizes compact SSOP-4 package design suitable for space-constrained applications

Applications

• Industrial control systems requiring galvanic isolation
• Measurement equipment signal interfaces
• Communication interface circuits

Procurement Notes

Verify the specific suffix 'V-L-A' against official Renesas documentation to confirm pinout and insulation characteristics. Confirm availability status as product lifecycle stages may affect supply. Ensure compliance with RoHS directives if required by the target application environment.

Selection Notes

Select this component when a single-channel isolation solution with high CTR is required. Compare the 40 V collector-emitter voltage rating against circuit requirements. Verify that the SSOP-4 footprint matches the PCB layout constraints and thermal management needs of the design.

Part Context

This part belongs to the PS2811 series of low-input-current, high-CTR photocouplers. The series typically includes variants with different pin counts and package styles. The PS2811-1 variant specifically denotes a single-channel configuration within this family of optoelectronic isolation devices.

Replacement Considerations

Consult official substitution guides for equivalent parts. Verify compatibility of isolation voltage and current transfer ratio with existing designs before replacing.