PS2561D-1Y-L-A

Overview

The PS2561D-1Y-L-A is a single-channel transistor output optocoupler manufactured by Renesas Electronics. It features an NPN phototransistor output and utilizes a DIP-4 package for through-hole mounting. The device provides high isolation with a rated insulation voltage of 5000 Vrms. Key electrical parameters include a maximum collector-emitter voltage of 80 V, a maximum collector current of 50 mA, and a forward current of 40 mA. The typical forward voltage is 1.2 V. The current transfer ratio ranges from 100% to 200%. Operating temperatures span from -55°C to +110°C.

Feature Summary

• Provides galvanic isolation between input and output circuits using light transmission.
• Features an NPN phototransistor output suitable for digital signal switching applications.
• Offers high dielectric strength with 5000 Vrms insulation voltage rating.

Applications

• Industrial control systems requiring signal isolation
• Power supply feedback loops
• Microcontroller interface circuits

Procurement Notes

Verify the specific suffix 'L' against official Renesas documentation to confirm package type and availability status. Check RoHS compliance details and lifecycle stage (NRND or active) via manufacturer datasheets before procurement. Ensure pinout compatibility with existing PCB layouts.

Selection Notes

Select this component when high isolation voltage and moderate speed are required. Compare current transfer ratio requirements against load conditions. Verify thermal management needs given the operating temperature range. Consider package constraints for through-hole assembly processes.

Part Context

This part belongs to the PS2561 series of transistor output optocouplers. The series offers various packaging options including DIP and SMD configurations. The D-1Y variant specifically denotes the DIP-4 through-hole package version within the product family.

Replacement Considerations

PS2561D-1Y-V-A/WY2