PS2561BL-1-F3-Q-A

Overview

The PS2561BL-1-F3-Q-A is a transistor output optocoupler from the Renesas PS2561B series. It features a single channel with an NPN phototransistor output and operates in a DIP-4 Gull Wing package. Key electrical parameters include a 5000 Vrms isolation voltage, 80 V maximum collector-emitter voltage, and 50 mA maximum collector current. The device supports a forward current of 10 mA with a typical forward voltage of 1.17 V. It offers a minimum power dissipation of 150 mW and functions within a temperature range of -55°C to +110°C.

Feature Summary

• Provides high isolation voltage capability for safe signal transmission between circuits.
• Integrates a GaAs light emitting diode with an NPN silicon phototransistor for efficient optical coupling.
• Designed for operation at elevated ambient temperatures up to 110°C.

Applications

• Industrial control systems requiring galvanic isolation
• Power supply feedback loops
• Signal transmission across isolated barriers

Procurement Notes

Verify component authenticity through authorized channels. Confirm RoHS compliance status via official documentation. Check for discontinuation notices or lifecycle changes before procurement. Ensure packaging specifications match design requirements. Validate datasheet revisions against manufacturing dates.

Selection Notes

Select this component for applications requiring robust isolation and wide operating temperature ranges. Consider the DIP-4 package for standard mounting needs. Evaluate the CTR specifications against circuit drive requirements. Verify voltage ratings exceed peak operational stresses. Assess thermal management capabilities for high-temperature environments.

Part Context

This part belongs to the PS2561B family of optocouplers manufactured by Renesas Electronics. The series is characterized by high isolation voltages and reliability in industrial environments. Variants within the family differ primarily in packaging, lead form, and specific electrical tolerances while maintaining core functional similarities.

Replacement Considerations

PS2561BL-1-A is listed as a direct substitute option. Verify pinout compatibility and electrical parameter alignment before substitution. Confirm package dimensions match existing footprints. Review datasheet updates for any functional differences between the original and replacement parts.

FAQ

What is the maximum isolation voltage rating?

The device supports an isolation voltage of 5000 Vrms.

Does the component support high-temperature operation?

Yes, it is rated for an operating ambient temperature up to 110°C.